var fk;
var mode;
validator={
	errinput : 'errinput',
	errmsg : 'errmsg',
	errcls : 'no',
	yescls : 'yes',

	require : /[^(^\s*)|(\s*$)]/,
	email : /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/,
	phone : /^((\(\d{2,3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/,
	mobile : /^((\(\d{3}\))|(\d{3}\-))?13[0-9]\d{8}?$|15[89]\d{8}?$/,
	url : /^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/,
	idCard : "this.isIdCard(value)",
	currency : /^\d+(\.\d+)?$/,
	number : /^\d+$/,
	zip : /^[1-9]\d{5}$/,
	ip  : /^[\d\.]{7,15}$/,
	qq : /^[1-9]\d{4,8}$/,
	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/,
	unSafe : /[<>\?\#\$\*\&;\\\/\[\]\{\}=\(\)\.\^%,]/,
	//safeStr : /[^#\'\"~\.\*\$&;\\\/\|]/,
	isSafe : function(str){return !this.unSafe.test(str);},
	safeString : "this.isSafe(value)",
	filter : "this.doFilter(value)",
	limit : "this.checkLimit(Common.strlen(value))",
	limitB : "this.checkLimit(this.LenB(value))",
	date : "this.isDate(value)",
	repeat : "this.checkRepeat(value)",
	range : "this.checkRange(value)",
	compare : "this.checkCompare(value)",
	custom : "this.Exec(value)",
	group : "this.mustChecked()",
	ajax: "this.doajax(errindex)",
	repassword: "this.checkPassword(value)",
	password: /^([a-zA-Z0-9]{6,20})$/,
	area: "this.checkArea(value)",
	company: /^[A-Za-z0-9_ ]{1,200}$/,
//	tell: "this.checkTell(Common.strlen(value), value)",
//	tel1: "this.checkTel1(value)",
//	tel2: "this.checkTel1(value)",
	telphone: "this.checkTel(value)",
	
	checkPassword : function(value) {
		return $("#password").val() == value ;
	},
	
	checkArea : function(value) {
		return value;
	},
	
//	checkTell : function(len, value) {
//		var checkLen = 0;
//		var checkNum = 1;
//		var minval=this['element'].attr('min') ||Number.MIN_VALUE;
//		var maxval=this['element'].attr('max') ||Number.MAX_VALUE;
//		checkLen = (minval<= len && len<=maxval);
//		if(checkLen && len) {
//			checkNum = this.number.test(value);
//		}
//		return (checkLen && checkNum);
//		return checkLen;
//	},
	
//	checkTel1 : function(value) {
//		reg = /[^0-9]/g;		
//		
//		if(reg.test(value))
//		{
//			this['element'].attr('msg','Please enter numbers only');
//			return false;
//		}
//		return true;
//	},
	
	checkTel : function(value) {
		reg1 = /[^0-9]/g;
		reg2 = /[^0-9_ -]/g;
//		$('#telPrompt').attr('lock','tel1');
		if('tel1'==this['element'].attr('id'))
		{
//			if(reg1.test(value))
			if(reg1.test($('#tel1').val()))
			{
//				this['element'].attr('msg','Please enter numbers only');
				$('#telPrompt').html('Please enter numbers only');
				return false;
			}
//			$('#telPrompt').html('');
		}
		if('tel2'==this['element'].attr('id'))
		{
//			if(reg1.test(value))
			if(reg1.test($('#tel2').val()))
			{
//				this['element'].attr('msg','Please enter numbers only');
				$('#telPrompt').html('Please enter numbers only');
				return false;
			}
//			$('#telPrompt').html('');
		}

		if('tel3'==this['element'].attr('id'))
		{
			if(!value)
			{
//				this['element'].attr('msg','Please at least enter telephone number');
//				if(reg1.test($('#tel1').val()) || reg1.test($('#tel2').val())) this['element'].attr('msg','Please enter numbers only');

				$('#telPrompt').html('Please at least enter telephone number');
				if(reg1.test($('#tel1').val()) || reg1.test($('#tel2').val())) $('#telPrompt').html('Please enter numbers only');
				return false;
			}
			if(reg2.test(value))
			{
//				this['element'].attr('msg','Please enter numbers, dash or space only');
//				if(reg1.test($('#tel1').val()) || reg1.test($('#tel2').val())) this['element'].attr('msg','Please enter numbers only');

				$('#telPrompt').html('Please enter numbers, dash or space only');
				if(reg1.test($('#tel1').val()) || reg1.test($('#tel2').val())) $('#telPrompt').html('Please enter numbers only');
				
				return false;
			}
			$('#telPrompt').html('');
			if(reg1.test($('#tel1').val()) || reg1.test($('#tel2').val())) $('#telPrompt').html('Please enter numbers only');				
			
		}
//		return true;
	},
	
	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 = ['','','','','','','','','','','','北京','天津','河北','山西','内蒙古','','','','','','辽宁','吉林','黑龙江','','','','','','','','上海','江苏','浙江','安微','福建','江西','山东','','','','河南','湖北','湖南','广东','广西','海南','','','','重庆','四川','贵州','云南','西藏','','','','','','','陕西','甘肃','青海','宁夏','新疆','','','','','','台湾','','','','','','','','','','香港','澳门','','','','','','','','','国外'];
	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){
		var formatString = this['element'].attr('format');
		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;
		}
	}, //end isDate
	doFilter : function(value){
		var filter =this['element'].attr('accept');
		return new RegExp("^.+\.(?=EXT)(EXT)$".replace(/EXT/g,filter.split(/\s*,\s*/).join("|")),"gi").test(value);
	},

	checkLimit:function(len){
		var minval=this['element'].attr('min') ||Number.MIN_VALUE;
		var maxval=this['element'].attr('max') ||Number.MAX_VALUE;
		return (minval<= len && len<=maxval);

	},

	LenB : function(str){
		return str.replace(/[^\x00-\xff]/g,"**").length;
	},

	checkRepeat:function(value){
		var to = this['element'].attr('to');
		return value==jQuery('input[name="'+to+'"]').eq(0).val();
	},

	checkRange : function(value){
		value = value|0;
		var minval=this['element'].attr('min') || Number.MIN_VALUE;
		var maxval=this['element'].attr('max') || Number.MAX_VALUE;
		return (minval<=value && value<=maxval);
	},

	checkCompare : function(value){
		var compare=this['element'].attr('compare');
		if(isNaN(value)) return false;
		value = parseInt(value);
		return eval(value+compare);
	},

	Exec : function(value){
		var reg = this['element'].attr('regexp');
		return new RegExp(reg,"gi").test(value);
	},

	mustChecked : function(){
		var tagName=this['element'].attr('name');
		var f=this['element'].parents('form');
		var n=f.find('input[name="'+tagName+'"][checked]').length;
		var count = f.find('input[name="'+tagName+'"]').length;
		var minval=this['element'].attr('min') || 1;
		var maxval=this['element'].attr('max') || count;
		return (minval<=n && n<=maxval);
	},

	doajax : function(value) {
		var fk;
		var element = this['element'];
		var errindex = this['errindex'];
		var url=this['element'].attr('url');
		var mode = element.attr('mode') || 1 ;
		var msgid = element.attr('msgid');
		var val = this['element'].val();
		var str_errmsg=this['element'].attr('msg');
		var arr_errmsg = str_errmsg.indexOf('|') ? str_errmsg.split('|') :str_errmsg;
		var errmsg = arr_errmsg[errindex];
		var type=this['element'].attr('type');
		var errcls=this['errcls'];
		var yescls=this['yescls'];
		var param = val ?this['element'].attr('param') + '&value=' + val : this['element'].attr('param');	
		var Charset = Browser.isIE ? document.charset : document.characterSet;
		var methodtype = (Charset.toLowerCase() == 'utf-8') ? 'post' : 'get';
		var method=this['element'].attr('method') || methodtype;
		var s = $.ajax({
			type: method,
			url: url,
			data: param,
			cache: false,
			async: false,
			success: function(data){
				data = data.replace(/(^\s*)|(\s*$)/g, "");
				   if(data != 'success')
				   {
					  if(validator.rebackAjax(element, data)) return false;	//add by qiangb
				   	  errmsg = errmsg ? errmsg : data;							  
					  fk = false;
					  (type!='checkbox' && type!='radio' && element.addClass('errinput'));
					  if(mode == 1)
					  {
						  if(msgid)
						  {
							  id = '#' + msgid;
							  $(id).removeClass('yes');
							  $(id).addClass('no');
							  $(id).html(errmsg);
						  }
						  else
						  {
							  jQuery("<span tag='err' class='"+errcls+"'></span>").html(errmsg).insertAfter(element);
						  }

					  }
					  else if(mode == 2)
					  {
						  alert(errmsg);
					  }

					  return false;
				   }
				   else
				   {
					   if(validator.rebackSuccess(element)) return true;	//add by qiangb
				   	   fk = true;
					   if(msgid)
						{
							id = '#' + msgid;
							$(id).removeClass('no');
							$(id).addClass('yes');
							$(id).html('');
						}
						else
						{

							jQuery("<span tag='err' class='"+yescls+"'>&nbsp;</span>").insertAfter(element);
						}
					   return true;
				   }
			   }
		 }).responseText;
		 s = s.replace(/(^\s*)|(\s*$)/g, "");
		 return s == 'success' ? true : false;
	}
};

validator.showErr=function (element, errindex){
	var str_errmsg=element.attr('msg') ||'unkonwn';
	var arr_errmsg = str_errmsg.split('|');
	var errmsg = arr_errmsg[errindex] ? arr_errmsg[errindex]: arr_errmsg[0];
	var mode = element.attr('mode') || 1;
	var msgid= element.attr('msgid');
	var type=element.attr('type');
	(type!='checkbox' && type!='radio' && element.addClass(this['errinput']));
	if(mode == 1)
	{
		if(msgid)
		{
			id = '#' + msgid;
			$(id).removeClass('yes');
			$(id).addClass('no');
			$(id).html(errmsg);
		}
		else
		{
			jQuery("<span tag='err' class='"+this['errcls']+"'></span>").html(errmsg).insertAfter(element);
		}
	}
	else
	{
		alert(errmsg);
	}
}

validator.removeErr =  function(element){
	element.removeClass(this['errinput']);
	element.parent('*').find('span[tag="err"]').remove();
}

validator.checkajax = function(element, datatype, errindex)
{
	var value=jQuery.trim(element.val());
	this['element'] = element;
	this['errindex'] = errindex;
	validator.removeErr(element);
	return eval(this[datatype]);
}

validator.checkDatatype = function(element,datatype){
	var value=jQuery.trim(element.val());
	this['element'] = element;
	validator.removeErr(element);
	switch(datatype){
		case "idCard" :
		case "date" :
		case "repeat" :
		case "range" :
		case "compare" :
		case "custom" :
		case "group" :
		case "limit" :
		case "limitB" :
		case "safeString" :
		case "filter" :
		case "repassword" :
		case "area" :
		case "telphone" :
		return eval(this[datatype]);
		break;

		default:
			return this[datatype].test(value);
			break;
		}
}

validator.check=function(obj){
	var datatype = obj.attr('datatype');
	if(typeof(datatype) == "undefined") return true;

	if(obj.attr('require')!="true" && obj.val()=="") return true;
	var datatypes = datatype.split('|');
	var ok = true;

	jQuery.each(datatypes,function(index,data){
		if(typeof(validator[data]) == "undefined") {
			ok = false;
			return  false;
		}
		if(data != 'ajax')
		{
			if(validator.checkDatatype(obj,data)==false){
				if(validator.rebackErr(obj)) return ok=false;	//add by qiangb
				validator.showErr(obj, index);
				return ok=false;
			}
			else
			{
				if(validator.rebackSuccess(obj)) return ok;	//add by qiangb
				var msgid= obj.attr('msgid');
				if(msgid)
				{
					id = '#' + msgid;
					$(id).removeClass('no');
					$(id).addClass('yes');
					$(id).html('');
				}
				else
				{

					jQuery("<span tag='err' class='yes'></span>").insertAfter(obj);
				}
			}
		}
		else
		{
			ok = validator.checkajax(obj, data, index);
		}
	});
	return ok;
}

//add by qiangb at 2009-12-24 #for 添加支持回调函数
validator.rebackErr = function(obj){
	if(obj == undefined) return false;
	
//	var mode= obj.attr('mode');
	var reback = obj.attr('rebackErr');
	if(reback != undefined)
	{
		eval(reback);
		return true;
	}
}

validator.rebackSuccess = function(obj){
	if(obj == undefined) return false;
	
//	var mode= obj.attr('mode');
	var reback= obj.attr('rebackSuccess');
	if(reback != undefined)
	{
		eval(reback);
		return true;
	}	
}

validator.rebackAjax = function(obj, data){
	if(obj == undefined) return false;
	
//	var mode= obj.attr('mode');
	var reback= obj.attr('rebackAjax');
	if(reback != undefined)
	{
		eval(reback);
		return true;
	}	
}
//add end

jQuery.fn.checkForm = function(m){
	mode = (m==1) ? 1 : 0;
	var form=jQuery(this);
	var elements = form.find('input[require],select[require],textarea[require]');
	elements.blur(function(index){
		return validator.check(jQuery(this));
	});

	form.submit(function(){
		var ok = true;
		var errIndex= new Array();
		var n=0;
		elements.each(function(i){
			if(validator.check(jQuery(this))==false){
				ok = false;
				errIndex[n++]=i;
			};
		});

		if(ok==false){
			elements.eq(errIndex[0]).focus().select();
			return false;
		}

		return true;
	});
}

//add by qiangb 2010-05-14 #for 给"表单元素"加上blur事件
jQuery.fn.newcheckForm = function() {
	var form=jQuery(this);
	var elements = form.find('input[require],select[require],textarea[require]');
	elements.blur(function(index) {
		return validator.check(jQuery(this));
	});
	
}

//add by qiangb 2010-05-14 #for 检测表单是否合法
jQuery.fn.checkElements = function(formid, mark) {
	var form=$("#"+formid);
	
	var checkRequire = function() {
		var elements = form.find('input[require],select[require],textarea[require]');
		var status = true;
		var errIndex= new Array();
		var n=0;
		elements.each(function(i) {
			if(validator.check(jQuery(this))==false) {
				status = false;
				errIndex[n++]=i;
			};
		});
	
		if(status==false) {
			elements.eq(errIndex[0]).focus().select();
			return false;
		}
	
		return true;
	}
	
	var checkVerify = function() {
		var elements = form.find('input[verify],select[verify],textarea[verify]');
		var status = true;
		var errIndex= new Array();
		var n=0;
		
		
		return true;
	}
	
	switch(mark) {
		case 'require' :
			return checkRequire();
		break;
		
		case 'verify' :
			return checkVerify();
		break;
	}
	
}