var inputsWithErrors = new Array();

Validator = {
	Require : /.+/,
	Email : /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/,
	Phone : /^((\(\d{2,3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,10}(\-\d{1,4})?$/,
	Mobile : /^((\(\d{2,3}\))|(\d{3}\-))?13|15|0\d{11}$/,
	Url : /^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/,
	Domain : /^[A-Za-z0-9]+\.[A-Za-z0-9]*([^<>\"\"])*$/,
	IdCard : "this.IsIdCard(value)",
	Currency : /^\d+(\.\d+)?$/,
	Number : /^\d+$/,
	Zip : /^[0-9]\d{5}$/,
	QQ : /^[1-9]\d{4,8}$/,
	Integer : /^[-\+]?\d+$/,
	Double : /^[-\+]?\d+(\.\d+)?$/,
	English : /^[A-Za-z]+$/,
	Chinese :  /^[\u0391-\uFFE5]+$/,
	Username : /^[a-z]\w{3,}$/i,
	UnSafe : /^(([A-Z]*|[a-z]*|\d*|[-_\~!@#\$%\^&\*\.\(\)\[\]\{\}<>\?\\\/\'\"]*)|.{0,5})$|\s/,
	IsSafe : function(str){return !this.UnSafe.test(str);},
	SafeString : "this.IsSafe(value)",
	Filter : "this.DoFilter(value, getAttribute('accept'))",
	Limit : "this.limit(value.length,getAttribute('min'),  getAttribute('max'))",
	LimitB : "this.limit(this.LenB(value), getAttribute('min'), getAttribute('max'))",
	Date : "this.IsDate(value, getAttribute('min'), getAttribute('format'))",
	Repeat : "value == document.getElementsByName(getAttribute('to'))[0].value",
	Range : "getAttribute('min') < (value|0) && (value|0) < getAttribute('max')",
	Compare : "this.compare(value,getAttribute('operator'),getAttribute('to'))",
	Custom : "this.Exec(value, getAttribute('regexp'))",
	Group : "this.MustChecked(getAttribute('name'), getAttribute('min'), getAttribute('max'))",
	ErrorItem : [document.forms[0]],
	ErrorMessage : ["Error:\t\t\t\t"],
	Validate : function(theForm, mode){
		inputsWithErrors = new Array();

		var obj = theForm || event.srcElement;
		var count = obj.elements.length;
		this.ErrorMessage.length = 1;
		this.ErrorItem.length = 1;
		this.ErrorItem[0] = obj;
		for(var i=0;i<count;i++){
			with(obj.elements[i]){
				var _dataType = getAttribute("dataType");
				if(typeof(_dataType) == "object" || typeof(this[_dataType]) == "undefined")  continue;
				this.ClearState(obj.elements[i]);
				if(getAttribute("require") == "false" && value == "") continue;
				switch(_dataType){
					case "IdCard" :
					case "Date" :
					case "Repeat" :
					case "Range" :
					case "Compare" :
					case "Custom" :
					case "Group" : 
					case "Limit" :
					case "LimitB" :
					case "SafeString" :
					case "Filter" :
						if(!eval(this[_dataType]))	{
							this.AddError(i, getAttribute("msg"));
						}
						break;
					default :
						if(getAttribute('notMust')==1&&value!=''){
							if(!this[_dataType].test(value)){
								this.AddError(i, getAttribute("msg"));
							}
						}
						else if(getAttribute('notMust')==0||getAttribute('notMust')==null){
							if(!this[_dataType].test(value)){
								this.AddError(i, getAttribute("msg"));
							}
						}
						break;
				}
			}
		}
		if(this.ErrorMessage.length > 1){
			mode = mode || 1;
			var errCount = this.ErrorItem.length;
			switch(mode){
			case 2 :
				for(var i=1;i<errCount;i++)
					this.ErrorItem[i].style.color = "red";
			case 1 :
				alert(this.ErrorMessage.join("\n"));
				this.ErrorItem[1].focus();
				break;
			case 3 :
				for(var i=1;i<errCount;i++){
					try{
						
						var span = document.createElement("SPAN");
						span.id = "__ErrorMessagePanel";
						//span.style.color = "red";
						span.className = 'required';
						this.ErrorItem[i].parentNode.appendChild(span);
						span.innerHTML = this.ErrorMessage[i].replace(/\d+:/,"*");
						
					}
					catch(e){alert(e.description);}
				}
				try{
					this.ErrorItem[1].focus();
				}
				catch(e){}
				break;
			case 4 :
				for(var i=1;i<errCount;i++){
					try{						
						add_error_style('', this.ErrorItem[i].name, this.ErrorMessage[i].replace(/\d+:/,"-"));						
					}
					catch(e){alert(e.description);}
				}
				this.ErrorItem[1].focus();
				break;

			default :
				alert(this.ErrorMessage.join("\n"));
				break;
			}
			return false;
		}
		return true;
	},
	limit : function(len,min, max){
		min = min || 0;
		max = max || Number.MAX_VALUE;
		return min <= len && len <= max;
	},
	LenB : function(str){
		return str.replace(/[^\x00-\xff]/g,"**").length;
	},
	ClearState : function(elem){
		with(elem){
			if(style.color == "red")
				style.color = "";
			var lastNode = parentNode.childNodes[parentNode.childNodes.length-1];
			if(lastNode.id == "__ErrorMessagePanel")
				parentNode.removeChild(lastNode);
		}
	},
	AddError : function(index, str){
		//alert(this.ErrorItem[0].elements[index].name+'a');
		this.ErrorItem[this.ErrorItem.length] = this.ErrorItem[0].elements[index];
		this.ErrorMessage[this.ErrorMessage.length] = this.ErrorMessage.length + ":" + str;
	},
	Exec : function(op, reg){
		return new RegExp(reg,"g").test(op);
	},
	compare : function(op1,operator,op2){
		switch (operator) {
			case "NotEqual":
				return (op1 != op2);
			case "GreaterThan":
				return (op1 > op2);
			case "GreaterThanEqual":
				return (op1 >= op2);
			case "LessThan":
				return (op1 < op2);
			case "LessThanEqual":
				return (op1 <= op2);
			default:
				return (op1 == op2);            
		}
	},
	MustChecked : function(name, min, max){
		var groups = document.getElementsByName(name);
		var hasChecked = 0;
		min = min || 1;
		max = max || groups.length;
		for(var i=groups.length-1;i>=0;i--)
			if(groups[i].checked) hasChecked++;
		return min <= hasChecked && hasChecked <= max;
	},
	DoFilter : function(input, filter){
return new RegExp("^.+\.(?=EXT)(EXT)$".replace(/EXT/g, filter.split(/\s*,\s*/).join("|")), "gi").test(input);
	},
	IsIdCard : function(number){
		var date, Ai;
		var verify = "10x98765432";
		var Wi = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
		var area = ['','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','',''];
		var re = number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/i);
		if(re == null) return false;
		if(re[1] >= area.length || area[re[1]] == "") return false;
		if(re[2].length == 12){
			Ai = number.substr(0, 17);
			date = [re[9], re[10], re[11]].join("-");
		}
		else{
			Ai = number.substr(0, 6) + "19" + number.substr(6);
			date = ["19" + re[4], re[5], re[6]].join("-");
		}
		if(!this.IsDate(date, "ymd")) return false;
		var sum = 0;
		for(var i = 0;i<=16;i++){
			sum += Ai.charAt(i) * Wi[i];
		}
		Ai +=  verify.charAt(sum%11);
		return (number.length ==15 || number.length == 18 && number == Ai);
	},
	IsDate : function(op, formatString){
		formatString = formatString || "ymd";
		var m, year, month, day;
		switch(formatString){
			case "ymd" :
				m = op.match(new RegExp("^((\\d{4})|(\\d{2}))([-./])(\\d{1,2})\\4(\\d{1,2})$"));
				if(m == null ) return false;
				day = m[6];
				month = m[5]*1;
				year =  (m[2].length == 4) ? m[2] : GetFullYear(parseInt(m[3], 10));
				break;
			case "dmy" :
				m = op.match(new RegExp("^(\\d{1,2})([-./])(\\d{1,2})\\2((\\d{4})|(\\d{2}))$"));
				if(m == null ) return false;
				day = m[1];
				month = m[3]*1;
				year = (m[5].length == 4) ? m[5] : GetFullYear(parseInt(m[6], 10));
				break;
			default :
				break;
		}
		if(!parseInt(month)) return false;
		month = month==0 ?12:month;
		var date = new Date(year, month-1, day);
        return (typeof(date) == "object" && year == date.getFullYear() && month == (date.getMonth()+1) && day == date.getDate());
		function GetFullYear(y){return ((y<30 ? "20" : "19") + y)|0;}
	}
 }


 function add_error_style(formname, input, txt) {
	
	inputHandle = $(input);	
	style = get_current_bgcolor(inputHandle);
		
	if(inputHandle.parentNode.innerHTML.search(txt) == -1) {	
		
		
		if(txt!=''){
			errorTextNode = document.createElement('SPAN');
			errorTextNode.id = '__ErrorMessagePanel';
			errorTextNode.className = 'required';
			errorTextNode.style.color='red';
			errorTextNode.innerHTML = '' + txt;
			inputHandle.parentNode.appendChild(errorTextNode);	
		}
	}
	

	inputHandle.style.backgroundColor = "#FF0000";
	inputsWithErrors.push(inputHandle);

	for(wp = 1; wp <= 10; wp++) {
		window.setTimeout('fade_error_style(style, ' + wp * 10 + ')', 1000 + (wp * 50));
	}
}

function get_current_bgcolor(input) {
	if(input.currentStyle) {// ie 
		style = input.currentStyle.backgroundColor;
		return style.substring(1,7);
	}
	else {// moz
		style = '';
		styleRGB = document.defaultView.getComputedStyle(input, '').getPropertyValue("background-color");
		comma = styleRGB.indexOf(',');
		style += dec2hex(styleRGB.substring(4, comma));
		commaPrevious = comma;
		comma = styleRGB.indexOf(',', commaPrevious+1);
		style += dec2hex(styleRGB.substring(commaPrevious+2, comma));
		style += dec2hex(styleRGB.substring(comma+2, styleRGB.lastIndexOf(')')));
		return style;
	}
}

function hex2dec(hex){return(parseInt(hex,16));}
var hexDigit=new Array("0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F");
function dec2hex(dec){return(hexDigit[dec>>4]+hexDigit[dec&15]);}

function fade_error_style(normalStyle, percent) {	
	errorStyle = 'c60c30';
	var r1 = hex2dec(errorStyle.slice(0,2));
	var g1 = hex2dec(errorStyle.slice(2,4));
	var b1 = hex2dec(errorStyle.slice(4,6));
	
	var r2 = hex2dec(normalStyle.slice(0,2));
	var g2 = hex2dec(normalStyle.slice(2,4));
	var b2 = hex2dec(normalStyle.slice(4,6));


	var pc = percent / 100;

	r= Math.floor(r1+(pc*(r2-r1)) + .5);
	g= Math.floor(g1+(pc*(g2-g1)) + .5);
	b= Math.floor(b1+(pc*(b2-b1)) + .5);

	for(var wp = 0; wp < inputsWithErrors.length; wp++) {
		inputsWithErrors[wp].style.backgroundColor = "#" + dec2hex(r) + dec2hex(g) + dec2hex(b);
	}
}

 String.prototype.trim = function(){return this.replace(/(^\s*)|(\s*$)/g,"");}
 String.prototype.ltrim = function() {return this.replace(/(^\s*)/g, "");}
 String.prototype.rtrim = function(){return this.replace(/(\s*$)/g, "");}