function checkForm(obj){
		trimAllElements(obj); 
		if(Validator.Validate(obj,3)){
				return true;
		}
		else{
			 return false;
		}
	}

 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{5,7}(\-\d{1,4})?$/,
	Mobile : /^((\(\d{2,3}\))|(\d{3}\-))?1\d{10}$/,	
	Url : /^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/,	
	Currency : /^\d+(\.\d+)?$/,
	Number : /^\d+$/,
	CheckNum : /^[0-9]{4}$/,
	Zip : /^[0-9]\d{5}$/,
	Pid : /^[0-9]{9}$/,
	Integer : /^[-\+]?\d+$/,
	Double : /^[-\+]?\d+(\.\d+)?$/,
	English : /^[A-Za-z]+$/,
	Chinese :  /^[\u0391-\uFFE5]+$/,	
	CompanyName : /^\s*[.A-Za-z0-9_\u0391-\uFFE5-]{2,50}\s*$/,	
	Username : /^\s*[.A-Za-z0-9_\u0391-\uFFE5-]{2,20}\s*$/,
	Password : /^\s*[A-Za-z0-9]{6,20}\s*$/,
	UnSafe : /^(([A-Z]*|[a-z]*|\d*|[-_\~!@#\$%\^&\*\.\(\)\[\]\{\}<>\?\\\/\'\"]*)|.{0,5})$|\s/,
	IsSafe : function(str){return !this.UnSafe.test(str);},
	IdCard : "this.IsIdCard(value)",
	Sword : "this.IsSword(value)",
	Tel : "this.IsTel(value)",
	DescText:"this.IsTextArea(value)",
	InvitedEmail:"this.IsInvitedEmail(value)",
	DatingDate:"this.IsValidDate(value)",
	CompanyEmail : "this.IsCompanyEmail(value)",
	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'))",
	NeedSelected:"this.MustSelected(getAttribute('id'))",
	NeedChecked:"this.MustCheck(getAttribute('id'))",
	ErrorItem : [document.forms[0]],
	ErrorMessage : ["???????????????\t\t\t\t"],
	Validate : function(theForm, mode){
		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;
			  if(getAttribute("require") == "true" && value == "")
				{
   				if(_dataType=='NeedChecked')
					  alert("您尚未阅读服务协议")
					else
					   alert(getAttribute("field")+"不能为空，请输入");
				  obj.elements[i].focus();
		      return false;
				}
				switch(_dataType){
					case "CompanyEmail" :
					case "IdCard" :
					case "Sword" :
					case "DescText" :
					case "Date" :
					case "Repeat" :
					case "Require" :
					case "Range" :
					case "Compare" :				
					case "DescText" :
					case "InvitedEmail" :
					case "DatingDate" :
					case "Tel" :					
					case "Custom" :
					case "Group" : 
					case "Limit" :
					case "LimitB" :
					case "SafeString":
					case "Filter":
					case "NeedChecked":
					case "NeedSelected":
						if(!eval(this[_dataType])){
							//this.AddError(i, getAttribute("msg"));
							alert(getAttribute("msg"));
							obj.elements[i].focus();
							return false;
						}
						break;
					default:
						if(!this[_dataType].test(value)){
							//this.AddError(i, getAttribute("msg"));
							alert(getAttribute("msg"));
							obj.elements[i].focus();		     
							return false;
						}
						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 = "#FF6600";
			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 = "#FF6600";
					this.ErrorItem[i].parentNode.appendChild(span);
					span.innerHTML = "<br />" + 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){
		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;
	},
	MustCheck : function(id){
		var obj = document.getElementById(id);
		return (obj.checked)?true:false;
	},
	MustSelected : function(id){	 
		var groups = document.getElementById(id);
		var hasSelected = 0;
		for(var i=groups.length-1;i>=0;i--){
			if(groups[i].selected && groups[i].value!=0){hasSelected++;break;}
		}
		return hasSelected==1;
	},
	DoFilter : function(input, filter){
		return new RegExp("^.+\.(?=EXT)(EXT)$".replace(/EXT/g, filter.split(/\s*,\s*/).join("|")), "gi").test(input);
	},
	
	IsInvitedEmail:function(str){	
		var bb = str;
		if(bb=='') return true;
		bb=bb.split(";");
		var reg = new RegExp('^[a-z’A-Z’0-9]+([._-][a-z’A-Z’0-9]+)*@([a-zA-Z0-9]+([._-][a-zA-Z0-9]+)+)+$','i'); 
		var error=0;
		for (i=0;i<bb.length;i++)
		{
			if(!reg.test(bb[i])){
  			error = 1; 
				break;
			}	
		}
		if(error == 1)
			return false;
		else 
			return true;	
	},
	IsValidDate:function(strDate){
  	var strSeparator = "-"; /*日期分隔符*/
		var strDateArray; 
		var intYear; 
		var intMonth; 
		var intDay; 
		var boolLeapYear; 

		var reg = new RegExp('^\[0-9]{4}\-\[0-9]{2}-\[0-9]{2}$','i'); 
		if(!reg.test(strDate))  { return false; }

 strDateArray = strDate.split(strSeparator); 

 if(strDateArray.length!=3) { return false; } 
 if(strDateArray[0].length!=4) { return false; }  

 intYear = parseInt(strDateArray[0],10); 
 intMonth = parseInt(strDateArray[1],10); 
 intDay = parseInt(strDateArray[2],10); 
 
 if(intYear > 2020 ||  intYear <2000) { return false; } 
 
 if(isNaN(intYear)||isNaN(intMonth)||isNaN(intDay)) { return false; } 
  
 if(intMonth>12||intMonth<1) { return false; } 
  
 if((intMonth==1||intMonth==3||intMonth==5||intMonth==7||intMonth==8||intMonth==10||intMonth==12)&&(intDay>31||intDay<1)) { return false; } 
  
 if((intMonth==4||intMonth==6||intMonth==9||intMonth==11)&&(intDay>30||intDay<1)) { return false; } 
  
 if(intMonth==2){
  if(intDay<1){return false;}
  boolLeapYear = false; 
  if((intYear%100)===0){
   if((intYear%400)===0){boolLeapYear = true;}
  } 
  else{ 
   if((intYear%4)===0) {boolLeapYear = true;}
  } 

  if(boolLeapYear){ 
   if(intDay>29) { return false; } 
  } 
  else{ 
   if(intDay>28) { return false; } 
  } 
 }   
 return true;
 },
	
	IsSword : function(str){
		return new RegExp("^[A-Za-z\u0391-\uFFE5][A-Za-z0-9\u0391-\uFFE5]{1,49}$").test(str);
	},
	IsTel : function(str){
	  var phonePat=new RegExp("^(0[0-9]{2}-[0-9]{8}|0[0-9]{3}-[0-9]{7,8})(-[0-9]+)*$");
	  var mobilePat = new RegExp("^1(3|5|8){1}[0-9]{9}$");
	  var s=str.substr(0,1);
	  var err =0;
	  if(s=='0'){if(!phonePat.test(str)) {err=1;} }
	  else if(s=='1') {if(!mobilePat.test(str)) {err=1;}}
	  else{err =1;}
	  
    if(err ==0) return true;
	  else return false;
	},
	IsTextArea : function(str){
	  return new RegExp("^[A-Za-z0-9\u0391-\uFFE5]{1,300}$").test(str);
	},
	IsIdCard : function(number){
		var date, Ai;
		var verify = "10x98765432";
		var Wi = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
		var area = ['','','','','','','','','','','','????','???','???','???','?????','','','','','','????','????','????','','','','','','','','???','????','??','???','????','????','???','','','','????','????','????','??','????','????','','','','????','???','????','????','???','','','','','','','????','????','??','????','???','','','','','','???','','','','','','','','','','???','????','','','','','','','','','????'];
		var re = number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/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;}
	},
	IsCompanyEmail : function(value) {
		var m;
		m = value.match(/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/);
		if(m == null)  return false;
		str = value.substr(value.lastIndexOf("@")+1,value.length);
		switch(str) {
			case "163.net":
			case "yahoo.com":
			case "yahoo.com.cn":
			case "sina.com":
			case "gmail.com":
			case "msn.com":
			case "hotmail.com":
			case "mail.hz.zj.cn":
			case "telekbird.com.cn":
			case "tom.com":
			case "sohu.com":
			case "126.com":
			case "qq.com":
			case "qq.net.cn":
			case "sogou.com":
			case "163.com":
			case "263.com":
			case "21cn.com":
			case "mail.china.com":
			case "iactive.com.cn":
			case "gathink.com":
			case "seegle.com":
			case "radfort.com":
			case "webex.com":
			case "amplesky.com":
			case "avcon.com.cn":
			case "kinghoo.net":
			case "cenwave.com":
			case "v2tech.com":
			case "cinlan.com.cn":
			case "videocon.com.cn":
			case "cooco.net":
			case "videosoft.com.cn":
				return false;
				break;
			default:
				return true;
				break;
		}
	}
 }

function checkhtml(object , object1 , object2 , object3 , object4 , object5 )
{
	
	var r ;
	if ( object )
	{
		r = object.match(/\<.*?>/ig,"");
		if ( r ) 
		{
			alert("标题不允许含有javascript及html标记!!") ;
			return false;
		}
	}
	
	if ( object1 )
	{
		r = object1.match(/\<.*?>/ig,"");
		if ( r ) 
		{
			alert("标题不允许含有javascript及html标记!!") ;
			return false;
		}
	}
	
	if ( object2)
	{
		r = object2.match(/\<.*?>/ig,"");
		if ( r ) 
		{
			alert("标题不允许含有javascript及html标记!!") ;
			return false;
		}
	}
	if ( object3 )
	{
		r = object3.match(/(<|<\/)(html|body|pre|iframe|head|script|embed|meta|form|noscript)[\w|\t|\r|\W]*/i) ;
		if ( r ) 
		{
			alert("内容不允许含有javascript及特殊html标记(编辑器提供以外的标记)!") ;
			return false;
		}
	}
	
	if ( object4 )
	{
		r = object4.match(/(<|<\/)(html|body|pre|iframe|head|script|embed|meta|form|noscript)[\w|\t|\r|\W]*/i) ;
		if ( r ) 
		{
			alert("内容不允许含有javascript及特殊html标记(编辑器提供以外的标记)!") ;
			return false;
		}
	}
	
	object5.value = true ;
	
	return true ;
}

function set_textarea_value( textarea1 )
{
	textarea1.value = editor.getHTML();
	return true ;	
}