// script.aculo.us effects.js v1.7.0, Fri Jan 19 19:16:36 CET 2007
// Copyright (c) 2005, 2006 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// Contributors:
//  Justin Palmer (http://encytemedia.com/)
//  Mark Pilgrim (http://diveintomark.org/)
//  Martin Bialasinki
// 
// script.aculo.us is freely distributable under the terms of an MIT-style license.
// For details, see the script.aculo.us web site: http://script.aculo.us/ 
// converts rgb() and #xxx to #xxxxxx format,  
// returns self (or first argument) if not convertable  
String.prototype.parseColor = function() {  
    var color = '#';
    if(this.slice(0,4) == 'rgb(') {
        var cols = this.slice(4,this.length-1).split(',');
        var i=0; do {
            color += parseInt(cols[i]).toColorPart()
        } while (++i<3);
    } else {
        if(this.slice(0,1) == '#') {
            if(this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase();
            if(this.length==7) color = this.toLowerCase();
        }
    }
    return(color.length==7 ? color : (arguments[0] || this));
}
Element.collectTextNodes = function(element) {  
    return $A($(element).childNodes).collect( function(node) {
        return (node.nodeType==3 ? node.nodeValue :
            (node.hasChildNodes() ? Element.collectTextNodes(node) : ''));
    }).flatten().join('');
}
Element.collectTextNodesIgnoreClass = function(element, className) {  
    return $A($(element).childNodes).collect( function(node) {
        return (node.nodeType==3 ? node.nodeValue :
            ((node.hasChildNodes() && !Element.hasClassName(node,className)) ?
                Element.collectTextNodesIgnoreClass(node, className) : ''));
    }).flatten().join('');
}
Element.setContentZoom = function(element, percent) {
    element = $(element);
    element.setStyle({
        fontSize: (percent/100) + 'em'
        });
    if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);
    return element;
}
Element.getOpacity = function(element){
    return $(element).getStyle('opacity');
}
Element.setOpacity = function(element, value){
    return $(element).setStyle({
        opacity:value
    });
}
Element.getInlineOpacity = function(element){
    return $(element).style.opacity || '';
}
Element.forceRerendering = function(element) {
    try {
        element = $(element);
        var n = document.createTextNode(' ');
        element.appendChild(n);
        element.removeChild(n);
    } catch(e) { }
};
Array.prototype.call = function() {
    var args = arguments;
    this.each(function(f){
        f.apply(this, args)
    });
}
var Effect = {
    _elementDoesNotExistError: {
        name: 'ElementDoesNotExistError',
        message: 'The specified DOM element does not exist, but is required for this effect to operate'
    },
    tagifyText: function(element) {
        if(typeof Builder == 'undefined')
            throw("Effect.tagifyText requires including script.aculo.us' builder.js library");
        var tagifyStyle = 'position:relative';
        if(/MSIE/.test(navigator.userAgent) && !window.opera) tagifyStyle += ';zoom:1';
        element = $(element);
        $A(element.childNodes).each( function(child) {
            if(child.nodeType==3) {
                child.nodeValue.toArray().each( function(character) {
                    element.insertBefore(
                        Builder.node('span',{
                            style: tagifyStyle
                        },
                        character == ' ' ? String.fromCharCode(160) : character),
                        child);
                });
                Element.remove(child);
            }
        });
    },
    multiple: function(element, effect) {
        var elements;
        if(((typeof element == 'object') ||
            (typeof element == 'function')) &&
        (element.length))
            elements = element;
        else
            elements = $(element).childNodes;
        var options = Object.extend({
            speed: 0.1,
            delay: 0.0
        }, arguments[2] || {});
        var masterDelay = options.delay;
        $A(elements).each( function(element, index) {
            new effect(element, Object.extend(options, {
                delay: index * options.speed + masterDelay
            }));
        });
    },
    PAIRS: {
        'slide':  ['SlideDown','SlideUp'],
        'blind':  ['BlindDown','BlindUp'],
        'appear': ['Appear','Fade']
    },
    toggle: function(element, effect) {
        element = $(element);
        effect = (effect || 'appear').toLowerCase();
        var options = Object.extend({
            queue: {
                position:'end',
                scope:(element.id || 'global'),
                limit: 1
            }
        }, arguments[2] || {});
        Effect[element.visible() ?
        Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options);
    }
};
var Effect2 = Effect; 
Effect.Transitions = {
    linear: Prototype.K,
    sinoidal: function(pos) {
        return (-Math.cos(pos*Math.PI)/2) + 0.5;
    },
    reverse: function(pos) {
        return 1-pos;
    },
    flicker: function(pos) {
        return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
    },
    wobble: function(pos) {
        return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
    },
    pulse: function(pos, pulses) {
        pulses = pulses || 5;
        return (
            Math.round((pos % (1/pulses)) * pulses) == 0 ?
            ((pos * pulses * 2) - Math.floor(pos * pulses * 2)) : 
            1 - ((pos * pulses * 2) - Math.floor(pos * pulses * 2))
            );
    },
    none: function(pos) {
        return 0;
    },
    full: function(pos) {
        return 1;
    }
};
Effect.ScopedQueue = Class.create();
Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), {
    initialize: function() {
        this.effects  = [];
        this.interval = null;
    },
    _each: function(iterator) {
        this.effects._each(iterator);
    },
    add: function(effect) {
        var timestamp = new Date().getTime();
        var position = (typeof effect.options.queue == 'string') ?
        effect.options.queue : effect.options.queue.position;
        switch(position) {
            case 'front':
                this.effects.findAll(function(e){
                    return e.state=='idle'
                }).each( function(e) {
                    e.startOn  += effect.finishOn;
                    e.finishOn += effect.finishOn;
                });
                break;
            case 'with-last':
                timestamp = this.effects.pluck('startOn').max() || timestamp;
                break;
            case 'end':
                timestamp = this.effects.pluck('finishOn').max() || timestamp;
                break;
        }
        effect.startOn  += timestamp;
        effect.finishOn += timestamp;
        if(!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
            this.effects.push(effect);
        if(!this.interval)
            this.interval = setInterval(this.loop.bind(this), 15);
    },
    remove: function(effect) {
        this.effects = this.effects.reject(function(e) {
            return e==effect
        });
        if(this.effects.length == 0) {
            clearInterval(this.interval);
            this.interval = null;
        }
    },
    loop: function() {
        var timePos = new Date().getTime();
        for(var i=0, len=this.effects.length;i<len;i++)
            if(this.effects[i]) this.effects[i].loop(timePos);
    }
});
Effect.Queues = {
    instances: $H(),
    get: function(queueName) {
        if(typeof queueName != 'string') return queueName;
        if(!this.instances[queueName])
            this.instances[queueName] = new Effect.ScopedQueue();
        return this.instances[queueName];
    }
}
Effect.Queue = Effect.Queues.get('global');
Effect.DefaultOptions = {
    transition: Effect.Transitions.sinoidal,
    duration:   1.0,
    fps:        60.0,
    sync:       false,
    from:       0.0,
    to:         1.0,
    delay:      0.0,
    queue:      'parallel'
}
Effect.Base = function() {};
Effect.Base.prototype = {
    position: null,
    start: function(options) {
        this.options      = Object.extend(Object.extend({},Effect.DefaultOptions), options || {});
        this.currentFrame = 0;
        this.state        = 'idle';
        this.startOn      = this.options.delay*1000;
        this.finishOn     = this.startOn + (this.options.duration*1000);
        this.event('beforeStart');
        if(!this.options.sync)
            Effect.Queues.get(typeof this.options.queue == 'string' ?
                'global' : this.options.queue.scope).add(this);
    },
    loop: function(timePos) {
        if(timePos >= this.startOn) {
            if(timePos >= this.finishOn) {
                this.render(1.0);
                this.cancel();
                this.event('beforeFinish');
                if(this.finish) this.finish();
                this.event('afterFinish');
                return;
            }
            var pos   = (timePos - this.startOn) / (this.finishOn - this.startOn);
            var frame = Math.round(pos * this.options.fps * this.options.duration);
            if(frame > this.currentFrame) {
                this.render(pos);
                this.currentFrame = frame;
            }
        }
    },
    render: function(pos) {
        if(this.state == 'idle') {
            this.state = 'running';
            this.event('beforeSetup');
            if(this.setup) this.setup();
            this.event('afterSetup');
        }
        if(this.state == 'running') {
            if(this.options.transition) pos = this.options.transition(pos);
            pos *= (this.options.to-this.options.from);
            pos += this.options.from;
            this.position = pos;
            this.event('beforeUpdate');
            if(this.update) this.update(pos);
            this.event('afterUpdate');
        }
    },
    cancel: function() {
        if(!this.options.sync)
            Effect.Queues.get(typeof this.options.queue == 'string' ?
                'global' : this.options.queue.scope).remove(this);
        this.state = 'finished';
    },
    event: function(eventName) {
        if(this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
        if(this.options[eventName]) this.options[eventName](this);
    },
    inspect: function() {
        var data = $H();
        for(property in this)
            if(typeof this[property] != 'function') data[property] = this[property];
        return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>';
    }
}
Effect.Parallel = Class.create();
Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), {
    initialize: function(effects) {
        this.effects = effects || [];
        this.start(arguments[1]);
    },
    update: function(position) {
        this.effects.invoke('render', position);
    },
    finish: function(position) {
        this.effects.each( function(effect) {
            effect.render(1.0);
            effect.cancel();
            effect.event('beforeFinish');
            if(effect.finish) effect.finish(position);
            effect.event('afterFinish');
        });
    }
});
Effect.Event = Class.create();
Object.extend(Object.extend(Effect.Event.prototype, Effect.Base.prototype), {
    initialize: function() {
        var options = Object.extend({
            duration: 0
        }, arguments[0] || {});
        this.start(options);
    },
    update: Prototype.emptyFunction
});
Effect.Opacity = Class.create();
Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), {
    initialize: function(element) {
        this.element = $(element);
        if(!this.element) throw(Effect._elementDoesNotExistError);
        if(/MSIE/.test(navigator.userAgent) && !window.opera && (!this.element.currentStyle.hasLayout))
            this.element.setStyle({
                zoom: 1
            });
        var options = Object.extend({
            from: this.element.getOpacity() || 0.0,
            to:   1.0
        }, arguments[1] || {});
        this.start(options);
    },
    update: function(position) {
        this.element.setOpacity(position);
    }
});
Effect.Move = Class.create();
Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), {
    initialize: function(element) {
        this.element = $(element);
        if(!this.element) throw(Effect._elementDoesNotExistError);
        var options = Object.extend({
            x:    0,
            y:    0,
            mode: 'relative'
        }, arguments[1] || {});
        this.start(options);
    },
    setup: function() {
        this.element.makePositioned();
        this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
        this.originalTop  = parseFloat(this.element.getStyle('top')  || '0');
        if(this.options.mode == 'absolute') {
            this.options.x = this.options.x - this.originalLeft;
            this.options.y = this.options.y - this.originalTop;
        }
    },
    update: function(position) {
        this.element.setStyle({
            left: Math.round(this.options.x  * position + this.originalLeft) + 'px',
            top:  Math.round(this.options.y  * position + this.originalTop)  + 'px'
        });
    }
});
Effect.MoveBy = function(element, toTop, toLeft) {
    return new Effect.Move(element,
        Object.extend({
            x: toLeft,
            y: toTop
        }, arguments[3] || {}));
};
Effect.Scale = Class.create();
Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
    initialize: function(element, percent) {
        this.element = $(element);
        if(!this.element) throw(Effect._elementDoesNotExistError);
        var options = Object.extend({
            scaleX: true,
            scaleY: true,
            scaleContent: true,
            scaleFromCenter: false,
            scaleMode: 'box',
            scaleFrom: 100.0,
            scaleTo:   percent
        }, arguments[2] || {});
        this.start(options);
    },
    setup: function() {
        this.restoreAfterFinish = this.options.restoreAfterFinish || false;
        this.elementPositioning = this.element.getStyle('position');
        this.originalStyle = {};
        ['top','left','width','height','fontSize'].each( function(k) {
            this.originalStyle[k] = this.element.style[k];
        }.bind(this));
        this.originalTop  = this.element.offsetTop;
        this.originalLeft = this.element.offsetLeft;
        var fontSize = this.element.getStyle('font-size') || '100%';
        ['em','px','%','pt'].each( function(fontSizeType) {
            if(fontSize.indexOf(fontSizeType)>0) {
                this.fontSize     = parseFloat(fontSize);
                this.fontSizeType = fontSizeType;
            }
        }.bind(this));
        this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
        this.dims = null;
        if(this.options.scaleMode=='box')
            this.dims = [this.element.offsetHeight, this.element.offsetWidth];
        if(/^content/.test(this.options.scaleMode))
            this.dims = [this.element.scrollHeight, this.element.scrollWidth];
        if(!this.dims)
            this.dims = [this.options.scaleMode.originalHeight,
            this.options.scaleMode.originalWidth];
    },
    update: function(position) {
        var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
        if(this.options.scaleContent && this.fontSize)
            this.element.setStyle({
                fontSize: this.fontSize * currentScale + this.fontSizeType
            });
        this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
    },
    finish: function(position) {
        if(this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
    },
    setDimensions: function(height, width) {
        var d = {};
        if(this.options.scaleX) d.width = Math.round(width) + 'px';
        if(this.options.scaleY) d.height = Math.round(height) + 'px';
        if(this.options.scaleFromCenter) {
            var topd  = (height - this.dims[0])/2;
            var leftd = (width  - this.dims[1])/2;
            if(this.elementPositioning == 'absolute') {
                if(this.options.scaleY) d.top = this.originalTop-topd + 'px';
                if(this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
            } else {
                if(this.options.scaleY) d.top = -topd + 'px';
                if(this.options.scaleX) d.left = -leftd + 'px';
            }
        }
        this.element.setStyle(d);
    }
});
Effect.Highlight = Class.create();
Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), {
    initialize: function(element) {
        this.element = $(element);
        if(!this.element) throw(Effect._elementDoesNotExistError);
        var options = Object.extend({
            startcolor: '#ffff99'
        }, arguments[1] || {});
        this.start(options);
    },
    setup: function() {
        if(this.element.getStyle('display')=='none') {
            this.cancel(); return;
        }
        this.oldStyle = {};
        if (!this.options.keepBackgroundImage) {
            this.oldStyle.backgroundImage = this.element.getStyle('background-image');
            this.element.setStyle({
                backgroundImage: 'none'
            });
        }
        if(!this.options.endcolor)
            this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff');
        if(!this.options.restorecolor)
            this.options.restorecolor = this.element.getStyle('background-color');
        this._base  = $R(0,2).map(function(i){
            return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16)
        }.bind(this));
        this._delta = $R(0,2).map(function(i){
            return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i]
        }.bind(this));
    },
    update: function(position) {
        this.element.setStyle({
            backgroundColor: $R(0,2).inject('#',function(m,v,i){
                return m+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart());
            }.bind(this))
        });
    },
    finish: function() {
        this.element.setStyle(Object.extend(this.oldStyle, {
            backgroundColor: this.options.restorecolor
        }));
    }
});
Effect.ScrollTo = Class.create();
Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), {
    initialize: function(element) {
        this.element = $(element);
        this.start(arguments[1] || {});
    },
    setup: function() {
        Position.prepare();
        var offsets = Position.cumulativeOffset(this.element);
        if(this.options.offset) offsets[1] += this.options.offset;
        var max = window.innerHeight ?
        window.height - window.innerHeight :
        document.body.scrollHeight -
        (document.documentElement.clientHeight ? 
            document.documentElement.clientHeight : document.body.clientHeight);
        this.scrollStart = Position.deltaY;
        this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart;
    },
    update: function(position) {
        Position.prepare();
        window.scrollTo(Position.deltaX,
            this.scrollStart + (position*this.delta));
    }
});
Effect.Fade = function(element) {
    element = $(element);
    var oldOpacity = element.getInlineOpacity();
    var options = Object.extend({
        from: element.getOpacity() || 1.0,
        to:   0.0,
        afterFinishInternal: function(effect) {
            if(effect.options.to!=0) return;
            effect.element.hide().setStyle({
                opacity: oldOpacity
            });
        }
        }, arguments[1] || {});
    return new Effect.Opacity(element,options);
}
Effect.Appear = function(element) {
    element = $(element);
    var options = Object.extend({
        from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0),
        to:   1.0,
        afterFinishInternal: function(effect) {
            effect.element.forceRerendering();
        },
        beforeSetup: function(effect) {
            effect.element.setOpacity(effect.options.from).show();
        }
        }, arguments[1] || {});
    return new Effect.Opacity(element,options);
}
Effect.Puff = function(element) {
    element = $(element);
    var oldStyle = {
        opacity: element.getInlineOpacity(),
        position: element.getStyle('position'),
        top:  element.style.top,
        left: element.style.left,
        width: element.style.width,
        height: element.style.height
    };
    return new Effect.Parallel(
        [ new Effect.Scale(element, 200,
        {
            sync: true,
            scaleFromCenter: true,
            scaleContent: true,
            restoreAfterFinish: true
        }),
        new Effect.Opacity(element, {
            sync: true,
            to: 0.0
        } ) ],
        Object.extend({
            duration: 1.0,
            beforeSetupInternal: function(effect) {
                Position.absolutize(effect.effects[0].element)
            },
            afterFinishInternal: function(effect) {
                effect.effects[0].element.hide().setStyle(oldStyle);
            }
        }, arguments[1] || {})
        );
}
Effect.BlindUp = function(element) {
    element = $(element);
    element.makeClipping();
    return new Effect.Scale(element, 0,
        Object.extend({
            scaleContent: false,
            scaleX: false,
            restoreAfterFinish: true,
            afterFinishInternal: function(effect) {
                effect.element.hide().undoClipping();
            }
        }, arguments[1] || {})
        );
}
Effect.BlindDown = function(element) {
    element = $(element);
    var elementDimensions = element.getDimensions();
    return new Effect.Scale(element, 100, Object.extend({
        scaleContent: false,
        scaleX: false,
        scaleFrom: 0,
        scaleMode: {
            originalHeight: elementDimensions.height,
            originalWidth: elementDimensions.width
            },
        restoreAfterFinish: true,
        afterSetup: function(effect) {
            effect.element.makeClipping().setStyle({
                height: '0px'
            }).show();
        },
        afterFinishInternal: function(effect) {
            effect.element.undoClipping();
        }
    }, arguments[1] || {}));
}
Effect.SwitchOff = function(element) {
    element = $(element);
    var oldOpacity = element.getInlineOpacity();
    return new Effect.Appear(element, Object.extend({
        duration: 0.4,
        from: 0,
        transition: Effect.Transitions.flicker,
        afterFinishInternal: function(effect) {
            new Effect.Scale(effect.element, 1, {
                duration: 0.3,
                scaleFromCenter: true,
                scaleX: false,
                scaleContent: false,
                restoreAfterFinish: true,
                beforeSetup: function(effect) {
                    effect.element.makePositioned().makeClipping();
                },
                afterFinishInternal: function(effect) {
                    effect.element.hide().undoClipping().undoPositioned().setStyle({
                        opacity: oldOpacity
                    });
                }
            })
        }
    }, arguments[1] || {}));
}
Effect.DropOut = function(element) {
    element = $(element);
    var oldStyle = {
        top: element.getStyle('top'),
        left: element.getStyle('left'),
        opacity: element.getInlineOpacity()
    };
    return new Effect.Parallel(
        [ new Effect.Move(element, {
            x: 0,
            y: 100,
            sync: true
        }),
        new Effect.Opacity(element, {
            sync: true,
            to: 0.0
        }) ],
        Object.extend(
        {
            duration: 0.5,
            beforeSetup: function(effect) {
                effect.effects[0].element.makePositioned();
            },
            afterFinishInternal: function(effect) {
                effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle);
            }
        }, arguments[1] || {}));
}
Effect.Shake = function(element) {
    element = $(element);
    var oldStyle = {
        top: element.getStyle('top'),
        left: element.getStyle('left')
    };
    return new Effect.Move(element, 
    {
        x:  20,
        y: 0,
        duration: 0.05,
        afterFinishInternal: function(effect) {
            new Effect.Move(effect.element,
            {
                x: -40,
                y: 0,
                duration: 0.1,
                afterFinishInternal: function(effect) {
                    new Effect.Move(effect.element,
                    {
                        x:  40,
                        y: 0,
                        duration: 0.1,
                        afterFinishInternal: function(effect) {
                            new Effect.Move(effect.element,
                            {
                                x: -40,
                                y: 0,
                                duration: 0.1,
                                afterFinishInternal: function(effect) {
                                    new Effect.Move(effect.element,
                                    {
                                        x:  40,
                                        y: 0,
                                        duration: 0.1,
                                        afterFinishInternal: function(effect) {
                                            new Effect.Move(effect.element,
                                            {
                                                x: -20,
                                                y: 0,
                                                duration: 0.05,
                                                afterFinishInternal: function(effect) {
                                                    effect.element.undoPositioned().setStyle(oldStyle);
                                                }
                                                })
                                        }
                                        })
                                }
                                })
                        }
                        })
                }
                })
        }
        });
}
Effect.SlideDown = function(element) {
    element = $(element).cleanWhitespace();
    var oldInnerBottom = element.down().getStyle('bottom');
    var elementDimensions = element.getDimensions();
    return new Effect.Scale(element, 100, Object.extend({
        scaleContent: false,
        scaleX: false,
        scaleFrom: window.opera ? 0 : 1,
        scaleMode: {
            originalHeight: elementDimensions.height,
            originalWidth: elementDimensions.width
            },
        restoreAfterFinish: true,
        afterSetup: function(effect) {
            effect.element.makePositioned();
            effect.element.down().makePositioned();
            if(window.opera) effect.element.setStyle({
                top: ''
            });
            effect.element.makeClipping().setStyle({
                height: '0px'
            }).show();
        },
        afterUpdateInternal: function(effect) {
            effect.element.down().setStyle({
                bottom:
                (effect.dims[0] - effect.element.clientHeight) + 'px'
            });
        },
        afterFinishInternal: function(effect) {
            effect.element.undoClipping().undoPositioned();
            effect.element.down().undoPositioned().setStyle({
                bottom: oldInnerBottom
            });
        }
    }, arguments[1] || {})
    );
}
Effect.SlideUp = function(element) {
    element = $(element).cleanWhitespace();
    var oldInnerBottom = element.down().getStyle('bottom');
    return new Effect.Scale(element, window.opera ? 0 : 1,
        Object.extend({
            scaleContent: false,
            scaleX: false,
            scaleMode: 'box',
            scaleFrom: 100,
            restoreAfterFinish: true,
            beforeStartInternal: function(effect) {
                effect.element.makePositioned();
                effect.element.down().makePositioned();
                if(window.opera) effect.element.setStyle({
                    top: ''
                });
                effect.element.makeClipping().show();
            },
            afterUpdateInternal: function(effect) {
                effect.element.down().setStyle({
                    bottom:
                    (effect.dims[0] - effect.element.clientHeight) + 'px'
                });
            },
            afterFinishInternal: function(effect) {
                effect.element.hide().undoClipping().undoPositioned().setStyle({
                    bottom: oldInnerBottom
                });
                effect.element.down().undoPositioned();
            }
        }, arguments[1] || {})
        );
}
Effect.Squish = function(element) {
    return new Effect.Scale(element, window.opera ? 1 : 0, {
        restoreAfterFinish: true,
        beforeSetup: function(effect) {
            effect.element.makeClipping();
        },
        afterFinishInternal: function(effect) {
            effect.element.hide().undoClipping();
        }
    });
}
Effect.Grow = function(element,name,design_id) {
    document.getElementById("open_div1").className='TipsBody';
    document.getElementById("open_div1").style.display='block';
    document.getElementById("open_div").style.display='block';
    view_tree(name,design_id);
    element = $(element);
    var options = Object.extend({
        direction: 'center',
        moveTransition: Effect.Transitions.sinoidal,
        scaleTransition: Effect.Transitions.sinoidal,
        opacityTransition: Effect.Transitions.full
    }, arguments[1] || {});
    var oldStyle = {
        top: element.style.top,
        left: element.style.left,
        height: element.style.height,
        width: element.style.width,
        opacity: element.getInlineOpacity()
    };
    var dims = element.getDimensions();
    var initialMoveX, initialMoveY;
    var moveX, moveY;
    switch (options.direction) {
        case 'top-left':
            initialMoveX = initialMoveY = moveX = moveY = 0;
            break;
        case 'top-right':
            initialMoveX = dims.width;
            initialMoveY = moveY = 0;
            moveX = -dims.width;
            break;
        case 'bottom-left':
            initialMoveX = moveX = 0;
            initialMoveY = dims.height;
            moveY = -dims.height;
            break;
        case 'bottom-right':
            initialMoveX = dims.width;
            initialMoveY = dims.height;
            moveX = -dims.width;
            moveY = -dims.height;
            break;
        case 'center':
            initialMoveX = dims.width / 2;
            initialMoveY = dims.height / 2;
            moveX = -dims.width / 2;
            moveY = -dims.height / 2;
            break;
    }
    return new Effect.Move(element, {
        x: initialMoveX,
        y: initialMoveY,
        duration: 0.01,
        beforeSetup: function(effect) {
            effect.element.hide().makeClipping().makePositioned();
        },
        afterFinishInternal: function(effect) {
            new Effect.Parallel(
                [ new Effect.Opacity(effect.element, {
                    sync: true,
                    to: 1.0,
                    from: 0.0,
                    transition: options.opacityTransition
                }),
                new Effect.Move(effect.element, {
                    x: moveX,
                    y: moveY,
                    sync: true,
                    transition: options.moveTransition
                }),
                new Effect.Scale(effect.element, 100, {
                    scaleMode: {
                        originalHeight: dims.height,
                        originalWidth: dims.width
                    },
                    sync: true,
                    scaleFrom: window.opera ? 1 : 0,
                    transition: options.scaleTransition,
                    restoreAfterFinish: true
                })
                ], Object.extend({
                    beforeSetup: function(effect) {
                        effect.effects[0].element.setStyle({
                            height: '0px'
                        }).show();
                    },
                    afterFinishInternal: function(effect) {
                        effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle);
                    }
                }, options)
                )
        }
    });
}
Effect.Shrink = function(element) {
    element = $(element);
    var options = Object.extend({
        direction: 'center',
        moveTransition: Effect.Transitions.sinoidal,
        scaleTransition: Effect.Transitions.sinoidal,
        opacityTransition: Effect.Transitions.none
    }, arguments[1] || {});
    var oldStyle = {
        top: element.style.top,
        left: element.style.left,
        height: element.style.height,
        width: element.style.width,
        opacity: element.getInlineOpacity()
    };
    var dims = element.getDimensions();
    var moveX, moveY;
    switch (options.direction) {
        case 'top-left':
            moveX = moveY = 0;
            break;
        case 'top-right':
            moveX = dims.width;
            moveY = 0;
            break;
        case 'bottom-left':
            moveX = 0;
            moveY = dims.height;
            break;
        case 'bottom-right':
            moveX = dims.width;
            moveY = dims.height;
            break;
        case 'center':
            moveX = dims.width / 2;
            moveY = dims.height / 2;
            break;
    }
    document.getElementById("open_div1").className=null;
    document.getElementById("open_div1").style.background='#ffc';
    return new Effect.Parallel(
        [ new Effect.Opacity(element, {
            sync: true,
            to: 0.0,
            from: 1.0,
            transition: options.opacityTransition
        }),
        new Effect.Scale(element, window.opera ? 1 : 0, {
            sync: true,
            transition: options.scaleTransition,
            restoreAfterFinish: true
        }),
        new Effect.Move(element, {
            x: moveX,
            y: moveY,
            sync: true,
            transition: options.moveTransition
        })
        ], Object.extend({
            beforeStartInternal: function(effect) {
                effect.effects[0].element.makePositioned().makeClipping();
            },
            afterFinishInternal: function(effect) {
                effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle);
                document.getElementById("open_div1").style.display='none';
                document.getElementById("open_div").style.display='none';
            }
        }, options)
        );
}
Effect.Pulsate = function(element) {
    element = $(element);
    var options    = arguments[1] || {};
    var oldOpacity = element.getInlineOpacity();
    var transition = options.transition || Effect.Transitions.sinoidal;
    var reverser   = function(pos){
        return transition(1-Effect.Transitions.pulse(pos, options.pulses))
    };
    reverser.bind(transition);
    return new Effect.Opacity(element,
        Object.extend(Object.extend({
            duration: 2.0,
            from: 0,
            afterFinishInternal: function(effect) {
                effect.element.setStyle({
                    opacity: oldOpacity
                });
            }
        }, options), {
            transition: reverser
        }));
}
Effect.Fold = function(element) {
    element = $(element);
    var oldStyle = {
        top: element.style.top,
        left: element.style.left,
        width: element.style.width,
        height: element.style.height
    };
    element.makeClipping();
    return new Effect.Scale(element, 5, Object.extend({
        scaleContent: false,
        scaleX: false,
        afterFinishInternal: function(effect) {
            new Effect.Scale(element, 1, {
                scaleContent: false,
                scaleY: false,
                afterFinishInternal: function(effect) {
                    effect.element.hide().undoClipping().setStyle(oldStyle);
                }
            });
        }
        }, arguments[1] || {}));
};
Effect.Morph = Class.create();
Object.extend(Object.extend(Effect.Morph.prototype, Effect.Base.prototype), {
    initialize: function(element) {
        this.element = $(element);
        if(!this.element) throw(Effect._elementDoesNotExistError);
        var options = Object.extend({
            style: {}
        }, arguments[1] || {});
        if (typeof options.style == 'string') {
            if(options.style.indexOf(':') == -1) {
                var cssText = '', selector = '.' + options.style;
                $A(document.styleSheets).reverse().each(function(styleSheet) {
                    if (styleSheet.cssRules) cssRules = styleSheet.cssRules;
                    else if (styleSheet.rules) cssRules = styleSheet.rules;
                    $A(cssRules).reverse().each(function(rule) {
                        if (selector == rule.selectorText) {
                            cssText = rule.style.cssText;
                            throw $break;
                        }
                    });
                    if (cssText) throw $break;
                });
                this.style = cssText.parseStyle();
                options.afterFinishInternal = function(effect){
                    effect.element.addClassName(effect.options.style);
                    effect.transforms.each(function(transform) {
                        if(transform.style != 'opacity')
                            effect.element.style[transform.style.camelize()] = '';
                    });
                }
            } else this.style = options.style.parseStyle();
        } else this.style = $H(options.style)
        this.start(options);
    },
    setup: function(){
        function parseColor(color){
            if(!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff';
            color = color.parseColor();
            return $R(0,2).map(function(i){
                return parseInt( color.slice(i*2+1,i*2+3), 16 )
            });
        }
        this.transforms = this.style.map(function(pair){
            var property = pair[0].underscore().dasherize(), value = pair[1], unit = null;
            if(value.parseColor('#zzzzzz') != '#zzzzzz') {
                value = value.parseColor();
                unit  = 'color';
            } else if(property == 'opacity') {
                value = parseFloat(value);
                if(/MSIE/.test(navigator.userAgent) && !window.opera && (!this.element.currentStyle.hasLayout))
                    this.element.setStyle({
                        zoom: 1
                    });
            } else if(Element.CSS_LENGTH.test(value))
                var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/),
                value = parseFloat(components[1]), unit = (components.length == 3) ? components[2] : null;
            var originalValue = this.element.getStyle(property);
            return $H({
                style: property,
                originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0),
                targetValue: unit=='color' ? parseColor(value) : value,
                unit: unit
            });
        }.bind(this)).reject(function(transform){
            return (
                (transform.originalValue == transform.targetValue) ||
                (
                    transform.unit != 'color' &&
                    (isNaN(transform.originalValue) || isNaN(transform.targetValue))
                    )
                )
        });
    },
    update: function(position) {
        var style = $H(), value = null;
        this.transforms.each(function(transform){
            value = transform.unit=='color' ?
            $R(0,2).inject('#',function(m,v,i){
                return m+(Math.round(transform.originalValue[i]+
                    (transform.targetValue[i] - transform.originalValue[i])*position)).toColorPart()
            }) :
            transform.originalValue + Math.round(
                ((transform.targetValue - transform.originalValue) * position) * 1000)/1000 + transform.unit;
            style[transform.style] = value;
        });
        this.element.setStyle(style);
    }
});
Effect.Transform = Class.create();
Object.extend(Effect.Transform.prototype, {
    initialize: function(tracks){
        this.tracks  = [];
        this.options = arguments[1] || {};
        this.addTracks(tracks);
    },
    addTracks: function(tracks){
        tracks.each(function(track){
            var data = $H(track).values().first();
            this.tracks.push($H({
                ids:     $H(track).keys().first(),
                effect:  Effect.Morph,
                options: {
                    style: data
                }
            }));
        }.bind(this));
        return this;
    },
    play: function(){
        return new Effect.Parallel(
            this.tracks.map(function(track){
                var elements = [$(track.ids) || $$(track.ids)].flatten();
                return elements.map(function(e){
                    return new track.effect(e, Object.extend({
                        sync:true
                    }, track.options))
                });
            }).flatten(),
            this.options
            );
    }
});
Element.CSS_PROPERTIES = $w(
    'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' +
    'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' +
    'borderRightColor borderRightStyle borderRightWidth borderSpacing ' +
    'borderTopColor borderTopStyle borderTopWidth bottom clip color ' +
    'fontSize fontWeight height left letterSpacing lineHeight ' +
    'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+
    'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' +
    'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' +
    'right textIndent top width wordSpacing zIndex');
Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;
String.prototype.parseStyle = function(){
    var element = Element.extend(document.createElement('div'));
    element.innerHTML = '<div style="' + this + '"></div>';
    var style = element.down().style, styleRules = $H();
    Element.CSS_PROPERTIES.each(function(property){
        if(style[property]) styleRules[property] = style[property];
    });
    if(/MSIE/.test(navigator.userAgent) && !window.opera && this.indexOf('opacity') > -1) {
        styleRules.opacity = this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1];
    }
    return styleRules;
};
Element.morph = function(element, style) {
    new Effect.Morph(element, Object.extend({
        style: style
    }, arguments[2] || {}));
    return element;
};
['setOpacity','getOpacity','getInlineOpacity','forceRerendering','setContentZoom',
    'collectTextNodes','collectTextNodesIgnoreClass','morph'].each(
        function(f) {
            Element.Methods[f] = Element[f];
        }
        );
Element.Methods.visualEffect = function(element, effect, options) {
    s = effect.gsub(/_/, '-').camelize();
    effect_class = s.charAt(0).toUpperCase() + s.substring(1);
    new Effect[effect_class](element, options);
    return $(element);
};
Element.addMethods();
