/*
 * JavaScript Validation Framework
 *
 * Author: Michael Chen(mechiland) on 2004/03
 * This software is on the http://www.cosoft.org.cn/projects/jsvalidation
 * for update, bugfix, etc, you can goto the homepage and submit your request 
 * and question.
 * Apache License 2.0
 * You should use this software under the terms.
 *
 * Please, please keep above words. At least ,please make a note that such as 
 * "This software developed by Michael Chen(http://www.jzchen.net)" .
 * $Id: validation-framework.js,v 1.4 2009/02/10 04:14:11 nseer Exp $
 */
var ValidationRoot = "input_control/";
var ValidationFailCssStyle = "";
function doValidate(formRef) {
    try {
        var formId = formRef;
        if (typeof (formRef) == "string") {
            formId = formRef;
        } else if (typeof (formRef) == "object") {
            formId = formRef.getAttribute("id");
        }
        var form = FormFactory.getFormFromId(formId);
        if (form != null) {
            return ValidationFramework.validateForm(form);
        } else {
            return false;
        }
    } catch (e) {
        ValidationFramework.exception(e.name+":" +e.description);
        return false;
    }
}
function XmlDocument() {}
XmlDocument.create = function () {
    if (document.implementation && document.implementation.createDocument) {
        return document.implementation.createDocument("", "", null);
    } else if (window.ActiveXObject) {
        var obj = null;
        var prefix = ["MSXML2", "MSXML", "Microsoft"];
        for (var i = 0; i < prefix.length; i++) {
            try {
                obj = new ActiveXObject(prefix[i] + ".DomDocument");
            } catch(ex){
                continue;
            }
            if (obj == null || typeof(obj) == 'undefined') {
                continue;
            } else {
                return obj;
            }
        }
    } else
        throw new Error("Cannot create DOM Document!");
}
function ValidationFramework() {}
ValidationFramework._validationCache = null;
ValidationFramework._currentForm = null;
ValidationFramework._userLanguage="auto";
ValidationFramework.validateForm = function(fform) {
    ValidationFramework._currentForm = fform;
    var failFields = [];
    var id = fform.getId();
    var showError = fform.getShowError();
    var showType = fform.getShowType();
    var br = null;
    if (showError != "alert") {
        br = "<br />";
    } else {
        br = "\n";
    }
    var errorStrArray = [];
    var ret = false;
    var formObj = document.getElementById(id);
    var fields = fform.getFields();
    var rightnum = 0;
    for (var i = 0; i < fields.length; i++) {
        var retVal = ValidationFramework.validateField(fields[i]);
        var fo=formObj[fields[i].getName()];
        if (typeof (fo) !='undefined' &&
            fo != null &&
            typeof(fo.type) != "undefined") {
        }
        if (retVal != "OK") {
            errorStrArray[errorStrArray.length] = retVal;
        } else {
            rightnum ++;
        }
    }
    if (rightnum == fields.length) {
        ret = true;
    }
    if (errorStrArray.length > 0) {
        if (showError == "alert") {
            if (showType == "first") {
                alert(errorStrArray[0]);
            } else {
                alert(errorStrArray.join(br));
            }
        } else {
            var errObj = document.getElementById(showError);
            if (showType == "first") {
                errObj.innerHTML = errorStrArray[0];
            } else {
                errObj.innerHTML = errorStrArray.join(br);
            }
        }
        if (typeof (failFields[0]) !='undefined' &&
            failFields[0] != null &&
            typeof(failFields[0].type) != "undefined") {
            failFields[0].focus();
        }
        for (var i = 0; i < failFields.length; i++) {
            var o = failFields[i];
            if ( typeof (o) !='undefined' &&
                o != null && typeof(o.type) != "undefined") {
                o.style.cssText = ValidationFailCssStyle;
            }
        }
    }
    return ret;
}
ValidationFramework.validateField = function(field) {
    var depends = field.getDepends();
    var retStr = "OK";
    for (var i = 0; i < depends.length; i++) {
        if (!ValidationFramework.validateDepend(field, depends[i])) {
            retStr = ValidationFramework.getErrorString(field, depends[i]);
            return retStr;
        }
    }
    return retStr;
}
ValidationFramework.validateDepend = function(field, depend) {
    if (depend.getName() == "required") {
        return ValidateMethodFactory.validateRequired(field, depend.getParams());
    } else if (depend.getName() == "integer") {
        return ValidateMethodFactory.validateInteger(field, depend.getParams());
    } else if (depend.getName() == "double") {
        return ValidateMethodFactory.validateDouble(field, depend.getParams());
    } else if (depend.getName() == "commonChar") {
        return ValidateMethodFactory.validateCommonChar(field, depend.getParams());
    } else if (depend.getName() == "chineseChar") {
        return ValidateMethodFactory.validateChineseChar(field, depend.getParams());
    } else if (depend.getName() == "minLength") {
        return ValidateMethodFactory.validateMinLength(field, depend.getParams());
    } else if (depend.getName() == "maxLength") {
        return ValidateMethodFactory.validateMaxLength(field, depend.getParams());
    } else if (depend.getName() == "email") {
        return ValidateMethodFactory.validateEmail(field, depend.getParams());
    } else if (depend.getName() == "date") {
        return ValidateMethodFactory.validateDate(field, depend.getParams());
    } else if (depend.getName() == "time") {
        return ValidateMethodFactory.validateTime(field, depend.getParams());
    } else if (depend.getName() == "mask") {
        return ValidateMethodFactory.validateMask(field, depend.getParams());
    } else if (depend.getName() == "integerRange") {
        return ValidateMethodFactory.validateIntegerRange(field, depend.getParams());
    } else if (depend.getName() == "doubleRange") {
        return ValidateMethodFactory.validateDoubleRange(field, depend.getParams());
    } else if (depend.getName() == "equalsField") {
        return ValidateMethodFactory.validateEqualsField(field, depend.getParams());
    } else if (depend.getName() == "common") {
        return ValidateMethodFactory.validateCommon(field, depend.getParams());
    }else if (depend.getName() == "decimal") {
        return ValidateMethodFactory.validateDecimal(field, depend.getParams());
    }else {
        ValidationFramework.exception("还未实现该依赖： " + depend.getName());
        return false;
    }
}
var _validationConfigFile = "";
ValidationFramework.getDocumentElement = function() {
    if (ValidationFramework._validationCache != null) {
        return ValidationFramework._validationCache;
    }
    var file = "";
    if (_validationConfigFile != "") {
        file = _validationConfigFile;
    } else {
        file = ValidationRoot + "validation-config.xml";
    }
    var xmlDoc = XmlDocument.create();
    xmlDoc.async = false;
    xmlDoc.load(file);
    if (xmlDoc.documentElement == null) {
        ValidationFramework.exception("配置文件读取错误，请检查。");
        return null;
    }
    ValidationFramework._validationCache = xmlDoc.documentElement;
    var lang=ValidationFramework._validationCache.getAttribute("lang");
    ValidationFramework._userLanguage = (lang==null) ? "auto" : lang;
    return ValidationFramework._validationCache;
}
ValidationFramework.init = function(configFile) {
    _validationConfigFile = configFile;
    ValidationFramework.getDocumentElement();
}
ValidationFramework.getAllForms = function() {
    var vforms = [];
    var root = ValidationFramework.getDocumentElement();
    if (root != null) {
        var fs = root.childNodes;
        for (var i = 0;i < fs.length ;i++ ){
            vforms[i] = new ValidationForm(fs.item(i));
        }
    }
    return vforms;
}
ValidationFramework.getErrorString = function(field, depend) {
    var stringResource = null;
    var lang = ValidationFramework._userLanguage.toLowerCase();
    if (lang == "auto") {
        if (typeof navigator.userLanguage == 'undefined')
            lang = navigator.language.toLowerCase();
        else
            lang = navigator.userLanguage.toLowerCase();
    }
    if (typeof ValidationErrorString[lang] != 'object') {
        stringResource = ValidationErrorString['zh-cn'];
    } else {
        stringResource = ValidationErrorString[lang];
    }
    var dep = depend.getName().toLowerCase();
    var retStr = stringResource[dep];
    if (typeof retStr != 'string') {
        retStr = stringResource["default"];
        retStr = retStr.replace("{0}", field.getDisplayName());
        return retStr;
    }
    retStr = retStr.replace("{0}", field.getDisplayName());
    if (dep == "minlength" || dep == "maxlength" || dep == "date" ) {
        retStr = retStr.replace("{1}", depend.getParams()[0]);
    } else if ( dep == "equalsfield") {
        var eqField = field.getForm().findField(depend.getParams()[0]);
        if (eqField == null) {
            ValidationFramework.exception("找不到名称为[" + depend.getParams()[0]+"]的域，请检查xml配置文件。");
            retStr = "<<配置错误>>";
        } else {
            retStr = retStr.replace("{1}", field.getForm().findField(depend.getParams()[0]).getDisplayName());
        }
    } else if (dep == "integerrange" || dep == "doublerange") {
        retStr = retStr.replace("{1}", depend.getParams()[0]);
        retStr = retStr.replace("{2}", depend.getParams()[1]);
    }
    return retStr;
}
ValidationFramework.getWebFormFieldObj = function(field) {
    var obj = null;
    if (ValidationFramework._currentForm != null) {
        var formObj = document.getElementById(ValidationFramework._currentForm.getId());
        obj = formObj[field.getName()];
        if (typeof(obj) == 'undefined') {
            obj = null;
        }
    }
    if (obj == null) {
    }
    return obj;
}
ValidationFramework.exception = function(str) {
    var ex = "JavaScript Validation Framework 运行时错误:\n\n";
    ex += str;
    ex += "\n\n\n任何运行错误都会导致该域验证失败。";
    alert(ex);
}
ValidationFramework.getIntegerValue = function(val) {
    var intvalue = parseInt(val);
    if (isNaN(intvalue)) {
        ValidationFramework.exception("期待一个整型参数。");
    }
    return intvalue;
}
ValidationFramework.getFloatValue = function(val) {
    var floatvalue = parseFloat(val);
    if (isNaN(floatvalue)) {
        ValidationFramework.exception("期待一个浮点型参数。");
    }
    return floatvalue;
}
function FormFactory() {}
FormFactory.getFormFromDOM = function(dom) {
    var form = new ValidationForm();
    form.setId(dom.getAttribute("id"));
    form.setShowError(dom.getAttribute("show-error"));
    form.setOnFail(dom.getAttribute("onfail"));
    form.setShowType(dom.getAttribute("show-type"));
    if (dom.hasChildNodes()) {
        var f = dom.childNodes;
        for (var i = 0; i < f.length; i++) {
            if (f.item(i) == null||typeof(f.item(i).tagName) == 'undefined' || f.item(i).tagName != 'field') {
                continue;
            }
            var field = FieldFactory.getFieldFromDOM(f.item(i));
            if (field != null) {
                form.addField(field);
            }
        }
    }
    return form;
}
FormFactory.getFormFromId = function(id) {
    var root = ValidationFramework.getDocumentElement();
    if ( root == null || (!root.hasChildNodes()) ) return null;
    var vforms = root.childNodes;
    for (var i = 0; i < vforms.length; i++) {
        var f = vforms.item(i);
        if (typeof(f.tagName) != 'undefined' && f.tagName == 'form' && f.getAttribute("id") == id) {
            return FormFactory.getFormFromDOM(f);
        }
    }
    return null;
}
function ValidationForm() {
    this._fields = [];
    this._id = null;
    this._showError = null;
    this._onFail = null;
    this._showType = null;
    this.getFields = function() {
        return this._fields;
    }
    this.setFields = function(p0) {
        this._fields = p0;
    }
    this.getId = function() {
        return this._id;
    }
    this.setId = function(p0) {
        this._id = p0;
    }
    this.getShowError = function() {
        return this._showError;
    }
    this.setShowError = function(p0) {
        this._showError = p0;
    }
    this.getShowType = function() {
        return this._showType;
    }
    this.setShowType = function(p0) {
        this._showType = p0;
    }
    this.getOnFail = function() {
        return this._onFail;
    }
    this.setOnFail = function(p0) {
        this._onFail = p0;
    }
    this.findField = function(p0) {
        for (var i = 0; i < this._fields.length; i++) {
            if (this._fields[i].getName() == p0) {
                return this._fields[i];
            }
        }
        return null;
    }
    this.addField = function(p0) {
        this._fields[this._fields.length] = p0;
        p0.setForm(this);
    }
}
function ValidationField() {
    this._name = null;
    this._depends = [];
    this._displayName = null;
    this._onFail = null;
    this._form = null;
    this.getName = function() {
        return this._name;
    }
    this.setName = function(p0) {
        this._name = p0;
    }
    this.getDepends = function() {
        return this._depends;
    }
    this.setDepends = function(p0) {
        this._depends = p0;
    }
    this.getDisplayName = function() {
        return this._displayName;
    }
    this.setDisplayName = function(p0) {
        this._displayName = p0;
    }
    this.getOnFail = function() {
        return this._onFail;
    }
    this.setOnFail = function(p0) {
        this._onFail = p0;
    }
    this.getForm = function() {
        return this._form;
    }
    this.setForm = function(p0) {
        this._form = p0;
    }
    this.addDepend = function(p0) {
        this._depends[this._depends.length] = p0;
    }
}
function FieldFactory() {}
FieldFactory.getFieldFromDOM = function(dom) {
    var field = new ValidationField();
    field.setName(dom.getAttribute("name"));
    field.setDisplayName(dom.getAttribute("display-name"));
    field.setOnFail(dom.getAttribute("onfail"));
    if (dom.hasChildNodes()) {
        var depends = dom.childNodes;
        for (var i = 0; i < depends.length; i++) {
            var item = depends.item(i);
            if (typeof(item.tagName) == 'undefined' || item.tagName != 'depend') {
                continue;
            }
            var dp = new ValidationDepend();
            dp.setName(item.getAttribute("name"));
            dp.addParam(item.getAttribute("param0"));
            dp.addParam(item.getAttribute("param1"));
            dp.addParam(item.getAttribute("param2"));
            dp.addParam(item.getAttribute("param3"));
            dp.addParam(item.getAttribute("param4"));
            field.addDepend(dp);
        }
    }
    return field;
}
function FormFieldUtils() {}
FormFieldUtils.findField = function(formName, fieldName) {
    var formArr = ValidationFramework.getAllForms();
    var theForm = null;
    for (var i = 0; i < formArr.length; i++) {
        if (formArr[i].getName() == formName) {
            theForm = formArr[i];
        }
    }
    if (theForm != null) {
        return theForm.findField(fieldName);
    } else {
        return null;
    }
}
function ValidationDepend() {
    this._name = null;
    this._params = [];
    this.getName = function() {
        return this._name;
    }
    this.setName = function(p0) {
        this._name = p0;
    }
    this.getParams = function() {
        return this._params;
    }
    this.setParams = function(p0) {
        this.params = p0;
    }
    this.addParam = function(p0) {
        this._params[this._params.length] = p0;
    }
}
function ValidateMethodFactory() {}
ValidateMethodFactory._methods = [];
ValidateMethodFactory.validateRequired = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    if (typeof(obj.type) == "undefined") {
        var tmp = 0;
        for (var i = 0; i < obj.length; i++) {
            if (obj[i].checked) {
                return true;
            }
        }
        return false;
    }
    if (obj.type == "checkbox" || obj.type == "radio") {
        return (obj.checked);
    } else {
        return !(obj.value == "");
    }
}
ValidateMethodFactory.validateInteger = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    if (obj.value == "") return true;
    var exp = new RegExp("^-?\\d+$");
    return exp.test(obj.value);
}
ValidateMethodFactory.validateDouble = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    if (obj.value == "") return true;
    var str = new String(obj.value);
    if (str.indexOf(".")==-1) return false;
    var exp = new RegExp("^-?\\d+\.\\d+$");
    return exp.test(obj.value);
}
ValidateMethodFactory.validateDecimal = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    if (obj.value == "") return true;
    var exp = new RegExp("^[0-9,.+-]*$");
    return exp.test(obj.value);
}
ValidateMethodFactory.validateCommon = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    if (obj.value == "") return true;
    var exp1 = new RegExp("^[\u4E00-\u9FA5\uF900-\uFA2D\u0020\u000D]*$");
    var j=0;
    var n=0;
    for (var i = 0; i < obj.value.length; i++) {
        if(!exp1.test(obj.value.charAt(i))){
            j++;
            if(j>30) n++;
        }else{
            j=0;
        }
    }
    if(n!=0) return false;
    return obj.value;
}
ValidateMethodFactory.validateCommonChar = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    if (obj.value == "") return true;
    var exp = new RegExp("^[A-Za-z0-9_]*$");
    return exp.test(obj.value);
}
ValidateMethodFactory.validateChineseChar = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    if (obj.value == "") return true;
    var exp = new RegExp("^[\u4E00-\u9FA5\uF900-\uFA2D]*$");
    return exp.test(obj.value);
}
ValidateMethodFactory.validateMinLength = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    var v = ValidationFramework.getIntegerValue(params[0]);
    return (obj.value.length >= v);
}
ValidateMethodFactory.validateMaxLength = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    var v = ValidationFramework.getIntegerValue(params[0]);
    return (obj.value.length <= v);
}
ValidateMethodFactory.validateEmail = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    return ValidateMethodFactory.__checkEmail(obj.value);
}
ValidateMethodFactory.validateDate = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return true;
    if (obj.value == "") return true;
    var value = obj.value;
    var datePattern = params[0];
    var MONTH = "mm";
    var DAY = "dd";
    var YEAR = "yyyy";
    var orderMonth = datePattern.indexOf(MONTH);
    var orderDay = datePattern.indexOf(DAY);
    var orderYear = datePattern.indexOf(YEAR);
    var bValid = true;
    var dateRegexp = null;
    if ((orderDay < orderYear && orderDay > orderMonth)) {
        var iDelim1 = orderMonth + MONTH.length;
        var iDelim2 = orderDay + DAY.length;
        var delim1 = datePattern.substring(iDelim1, iDelim1 + 1);
        var delim2 = datePattern.substring(iDelim2, iDelim2 + 1);
        if (iDelim1 == orderDay && iDelim2 == orderYear) {
            dateRegexp = new RegExp("^(\\d{1,2})(\\d{1,2})(\\d{4})$");
        } else if (iDelim1 == orderDay) {
            dateRegexp = new RegExp("^(\\d{1,2})(\\d{1,2})[" + delim2 + "](\\d{4})$");
        } else if (iDelim2 == orderYear) {
            dateRegexp = new RegExp("^(\\d{1,2})[" + delim1 + "](\\d{1,2})(\\d{4})$");
        } else {
            dateRegexp = new RegExp("^(\\d{1,2})[" + delim1 + "](\\d{1,2})[" + delim2 + "](\\d{4})$");
        }
        var matched = dateRegexp.exec(value);
        if(matched != null) {
            if (!ValidateMethodFactory.__isValidDate(matched[2], matched[1], matched[3])) {
                bValid =  false;
            }
        } else {
            bValid =  false;
        }
    } else if ((orderMonth < orderYear && orderMonth > orderDay)) { 
        var iDelim1 = orderDay + DAY.length;
        var iDelim2 = orderMonth + MONTH.length;
        var delim1 = datePattern.substring(iDelim1, iDelim1 + 1);
        var delim2 = datePattern.substring(iDelim2, iDelim2 + 1);
        if (iDelim1 == orderMonth && iDelim2 == orderYear) {
            dateRegexp = new RegExp("^(\\d{1,2})(\\d{1,2})(\\d{4})$");
        } else if (iDelim1 == orderMonth) {
            dateRegexp = new RegExp("^(\\d{1,2})(\\d{1,2})[" + delim2 + "](\\d{4})$");
        } else if (iDelim2 == orderYear) {
            dateRegexp = new RegExp("^(\\d{1,2})[" + delim1 + "](\\d{1,2})(\\d{4})$");
        } else {
            dateRegexp = new RegExp("^(\\d{1,2})[" + delim1 + "](\\d{1,2})[" + delim2 + "](\\d{4})$");
        }
        var matched = dateRegexp.exec(value);
        if(matched != null) {
            if (!ValidateMethodFactory.__isValidDate(matched[1], matched[2], matched[3])) {
                bValid = false;
            }
        } else {
            bValid = false;
        }
    } else if ((orderMonth > orderYear && orderMonth < orderDay)) {
        var iDelim1 = orderYear + YEAR.length;
        var iDelim2 = orderMonth + MONTH.length;
        var delim1 = datePattern.substring(iDelim1, iDelim1 + 1);
        var delim2 = datePattern.substring(iDelim2, iDelim2 + 1);
        if (iDelim1 == orderMonth && iDelim2 == orderDay) {
            dateRegexp = new RegExp("^(\\d{4})(\\d{1,2})(\\d{1,2})$");
        } else if (iDelim1 == orderMonth) {
            dateRegexp = new RegExp("^(\\d{4})(\\d{1,2})[" + delim2 + "](\\d{1,2})$");
        } else if (iDelim2 == orderDay) {
            dateRegexp = new RegExp("^(\\d{4})[" + delim1 + "](\\d{1,2})(\\d{1,2})$");
        } else {
            dateRegexp = new RegExp("^(\\d{4})[" + delim1 + "](\\d{1,2})[" + delim2 + "](\\d{1,2})$");
        }
        var matched = dateRegexp.exec(value);
        if(matched != null) {
            if (!ValidateMethodFactory.__isValidDate(matched[3], matched[2], matched[1])) {
                bValid =  false;
            }
        } else {
            bValid =  false;
        }
    } else {
        bValid =  false;
    }
    return bValid;
}
ValidateMethodFactory.validateTime = function(field, params) {
    return true;
}
ValidateMethodFactory.validateMask = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return false;
    if (obj.value == "") return true;
    var exp = new RegExp(params[0]);
    return exp.test(obj.value);
}
ValidateMethodFactory.validateIntegerRange = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return false;
    if (obj.value == "") return true;
    var p0 = ValidationFramework.getIntegerValue(params[0]);
    var p1 = ValidationFramework.getIntegerValue(params[1]);
    if (ValidateMethodFactory.validateInteger(field)) {
        var v = parseInt(obj.value);
        return (v >= p0 && v <= p1);
    } else {
        return false;
    }
    return true;
}
ValidateMethodFactory.validateDoubleRange = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return false;
    if (obj.value == "") return true;
    var p0 = ValidationFramework.getFloatValue(params[0]);
    var p1 = ValidationFramework.getFloatValue(params[1]);
    if (ValidateMethodFactory.validateInteger(field) || ValidateMethodFactory.validateDouble(field)) {
        var v = parseFloat(obj.value);
        return (v >= p0 && v <= p1);
    } else {
        return false;
    }
    return true;
}
ValidateMethodFactory.validateEqualsField = function(field, params) {
    var obj = ValidationFramework.getWebFormFieldObj(field);
    if (obj == null) return false;
    var formObj = document.getElementById(ValidationFramework._currentForm.getId());
    var eqField = formObj[params[0]];
    if (eqField != null) {
        return (obj.value == eqField.value)
    } else {
        return false;
    }
}
ValidateMethodFactory.__isValidDate = function(day, month, year) {
    if (month < 1 || month > 12) return false;
    if (day < 1 || day > 31) return false;
    if ((month == 4 || month == 6 || month == 9 || month == 11) &&(day == 31))
        return false;
    if (month == 2) {
        var leap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0));
        if (day>29 || (day == 29 && !leap)) return false;
    }
    return true;
}
/**
 * Reference: Sandeep V. Tamhankar (stamhankar@hotmail.com),
 * http://javascript.internet.com
 */
ValidateMethodFactory.__checkEmail = function(emailStr) {                                                  
    if (emailStr.length == 0) {
        return true;
    }                                                      
    var emailPat=/^(.+)@(.+)$/;
    var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
    var validChars="\[^\\s" + specialChars + "\]";
    var quotedUser="(\"[^\"]*\")";
    var ipDomainPat=/^(\d{1,3})[.](\d{1,3})[.](\d{1,3})[.](\d{1,3})$/;
    var atom=validChars + '+';
    var word="(" + atom + "|" + quotedUser + ")";
    var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
    var domainPat=new RegExp("^" + atom + "(\\." + atom + ")*$");
    var matchArray=emailStr.match(emailPat);
    if (matchArray == null) {
        return false;
    }
    var user=matchArray[1];
    var domain=matchArray[2];
    if (user.match(userPat) == null) {
        return false;
    }
    var IPArray = domain.match(ipDomainPat);
    if (IPArray != null) {
        for (var i = 1; i <= 4; i++) {
            if (IPArray[i] > 255) {
                return false;
            }
        }
        return true;
    }
    var domainArray=domain.match(domainPat);
    if (domainArray == null) {
        return false;
    }
    var atomPat=new RegExp(atom,"g");
    var domArr=domain.match(atomPat);
    var len=domArr.length;
    if ((domArr[domArr.length-1].length < 2) ||
        (domArr[domArr.length-1].length > 3)) {
        return false;
    }
    if (len < 2) {
        return false;
    }
    return true;
}                                                                                            
var ValidationErrorString = new Object();
ValidationErrorString["zh-cn"] = new Object();
ValidationErrorString["zh-cn"]["default"]="域{0}校验失败。";
ValidationErrorString["zh-cn"]["required"]="{0}不能为空。";
ValidationErrorString["zh-cn"]["integer"]="{0}必须是一个整数。";
ValidationErrorString["zh-cn"]["double"]="{0}必须是一个浮点数（带小数点）。";
ValidationErrorString["zh-cn"]["commonchar"] = "{0}必须是普通英文字符：字母，数字和下划线。";
ValidationErrorString["zh-cn"]["chinesechar"] = "{0}必须是中文字符。";
ValidationErrorString["zh-cn"]["minlength"]="{0}长度不能小于{1}个字符。";
ValidationErrorString["zh-cn"]["maxlength"]="{0}长度不能大于{1}个字符。" ;
ValidationErrorString["zh-cn"]["invalid"]="{0}无效。";                                                             
ValidationErrorString["zh-cn"]["date"]="{0}不是一个有效日期，期待格式：{1}。";
ValidationErrorString["zh-cn"]["integerrange"]="{0}必须在整数{1}和{2}之间。";
ValidationErrorString["zh-cn"]["doublerange"]="{0}必须在浮点数{1}和{2}之间。";
ValidationErrorString["zh-cn"]["pid"]="{0}不是一个有效身份证号。";
ValidationErrorString["zh-cn"]["email"]="{0}不是一个有效的Email。";
ValidationErrorString["zh-cn"]["equalsfield"]="{0}必须和{1}一致。";
ValidationErrorString["zh-cn"]["decimal"]="{0}必须为数字。";
ValidationErrorString["zh-cn"]["common"]="{0}含有非法字符或字符串超长（汉字除外），请用空格间隔。";
ValidationErrorString["en-us"] = new Object();
ValidationErrorString["en-us"]["default"]="Failed when validating filed {0}.";
ValidationErrorString["en-us"]["required"]="{0} is required.";
ValidationErrorString["en-us"]["integer"]="{0} must be a integer.";
ValidationErrorString["en-us"]["double"]="{0} must be a double value. ";
ValidationErrorString["en-us"]["commonchar"] = "{0} should be common ascii characters, A-Z,a-z and undercore. ";
ValidationErrorString["en-us"]["chinesechar"] = "{0} must be chinese characters. ";
ValidationErrorString["en-us"]["minlength"]="{0} cannot be less then {1}. ";
ValidationErrorString["en-us"]["maxlength"]="{0} cannot be more then {1}. ";
ValidationErrorString["en-us"]["invalid"]="{0} in invalid. ";                                                             
ValidationErrorString["en-us"]["date"]="{0} is not an invalid date format: {1}. ";
ValidationErrorString["en-us"]["integerrange"]="{0} should be between number {1} and {2}. ";
ValidationErrorString["en-us"]["doublerange"]="{0} should be between double {1} and {2}. ";
ValidationErrorString["en-us"]["pid"]="{0} is not an valid pid. ";
ValidationErrorString["en-us"]["email"]="{0} is not an valid email address. ";
ValidationErrorString["en-us"]["equalsfield"]="{0} should be agree with field {1}. ";