var validrule                  = new Object();
validrule.LetterStr            = /^([a-zA-Z]+)?$/;     
validrule.NumAndStr            = /^([0-9a-zA-Z]+)?$/;
validrule.NumStr               = /^(\d*)?$/;  
validrule.string               = /^([^'<>]+)?$/;
validrule.int                  = /^(\d{1,9})?$/; 
validrule.minusint             = /^(\-([1-9])(\d*))?$/;
validrule.float                = /^((\.([0-9]\d*))|(([0-9]\d*)\.\d+$)|([0-9]\d*))?$/;                    
validrule.date                 = /^((([1-9]\d{3})|([1-9]\d{1}))-(0[1-9]|1[0-2])-(0[1-9]|[1-2]\d|3[0-1]))?$/;  
validrule.time                 = /^((0[1-9]|1[0-9]|2[0-4]):([0-5][0-9]):([0-5][0-9]))?$/; 
validrule.datetime             = /^((([1-9]\d{3})|([1-9]\d{1}))-(0[1-9]|1[0-2])-(0[1-9]|[1-2]\d|3[0-1]) (0[1-9]|1[0-9]|2[0-4]):([0-5][0-9]):([0-5][0-9]))?$/;   
validrule.year                 = /^(\d{4})?$/; 
validrule.month                = /^([1-9]|0[1-9]|1[0-2])?$/;
validrule.day                  = /^([1-9]|0[1-9]|1[0-9]|2[0-9]|3[0-1])?$/;
validrule.zipcode             = /^(\d{6})?$/;           
validrule.email                = /^(.+\@.+\..+)?$/;   
validrule.phone                = /^(\(\d{3}\))?(\(?(\d{3}|\d{4}|\d{5})\)?(-?)(\d+))?((-?)(\d+))?$/; 
validrule.mobiletel            = /^(013(\d{9})|13(\d{9}))?$/; 
validrule.ip                   = /^(([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-5][0-5])\.([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-5][0-5])\.([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-5][0-5])\.([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-5][0-5]))?$/;  
validrule.idcard               = /^(\d{15}|\d{18}|\d{17}X|\d{17}x)?$/; 

validrule.tabledefine          = /^(([A-Za-z])([A-Za-z0-9|_]){1,18})?$/; 

validrule.integer              = /^(\d{1,9})?$/; 
validrule.number               = /^(\d*)?$/;

function doValidate( vform ) 
{
	var elems = vform.elements;
	var frmLen = elems.length;
	var thePat = "";
	var strFormatInfo = "";
	//对于每一个FROM元素
	for(var i=0;i<frmLen;i++) 
	{
		var _elem = elems[i];
		//为空检查                
		if(_elem.notNull != null && _elem.notNull == "true") 
		{
			if(_elem.value.length == 0) 
			{
				alert(_elem.vdisp+"不能为空!")
				_elem.focus();
				return false;
			}
		}
		if(_elem.vmaxlength != null && _elem.vmaxlength != "")
		{
			if(_elem.value.length > 0) 
			{
				var str = _elem.value;
				var num=str.length;
				var arr=str.match(/[^\\\\\\\\\\\\\\\\x00-\\\\\\\\\\\\\\\\x80]/ig)
				if(arr!=null)num+=arr.length;
				if(num>_elem.vmaxlength){
					alert(_elem.vdisp+"允许最大长度为"+_elem.vmaxlength+"当前长度为"+num+"\n一个汉字占2个字符");
					_elem.focus();
					return false;
				}
			}
		}	 
    _elem.notNull
    
    //类型检查                  
		if(_elem.vtype == null) 
		{
			continue;
		}
	      	if(_elem.vtype=="none")
	      	{         
	      	   thePat = "";
	      	   strFormatInfo = "";
	      	}
	      	if(_elem.vtype=="LetterStr")
	      	{       
	      	   thePat = validrule.LetterStr;
	      	   strFormatInfo = "纯字母字符串";
	      	}
	      	if(_elem.vtype=="NumAndStr")
	      	{       
	      	   thePat = validrule.NumAndStr;
	      	   strFormatInfo = "数字和字母字符串";
	      	}
	      	if(_elem.vtype=="NumStr")
	      	{
	      	   thePat = validrule.NumStr;
	      	   strFormatInfo = "纯数字组成的字符串";
	      	}
	      	if(_elem.vtype=="string")
	      	{
	      	   thePat = validrule.string;
	      	   strFormatInfo = "不含特殊符合的字符串";
	      	}
	      	if(_elem.vtype=="int")         
	      	{
	      	   thePat = validrule.int;
	      	   strFormatInfo = "整数";
	      	}
	      	if(_elem.vtype=="minusint")         
	      	{
	      	   thePat = validrule.minusint;
	      	   strFormatInfo = "负整数，比如-123";
	      	}
	      	if(_elem.vtype=="float")         
	      	{
	      	   thePat = validrule.float;
	      	   strFormatInfo = "实数，比如356.32";
	      	}
	      	if(_elem.vtype=="date")         
          {
	      	   thePat = validrule.date;
	      	   strFormatInfo = "日期型，比如 2004-08-12";
	      	}
	      	if(_elem.vtype=="time")         
	      	{
	      	   thePat = validrule.time;
	      	   strFormatInfo = "时间型，比如08:37:29";
	      	}	      	 
	      	if(_elem.vtype=="datetime")         
	      	{
	      	   thePat = validrule.datetime;
	      	   strFormatInfo = "日期时间型，比如2004-08-12 08:37:29";
	      	}
          if(_elem.vtype=="year")         
	      	{
	      	   thePat = validrule.year;
	      	   strFormatInfo = "年代格式，比如 2005";
	      	}
	      	if(_elem.vtype=="month")         
	      	{
	      	   thePat = validrule.month;
	      	   strFormatInfo = "月份格式，比如 08";
	      	}
          if(_elem.vtype=="day")         
	      	{
	      	   thePat = validrule.day;
	      	   strFormatInfo = "日子格式，比如 14";
	      	} 
	      	if(_elem.vtype=="zipcode")         
	      	{
	      	   thePat = validrule.zipcode;
	      	   strFormatInfo = "邮编，比如 100001";
	      	}	      	
	      	if(_elem.vtype=="email")         
	      	{
	      	   thePat = validrule.email;
	      	   strFormatInfo = "电子邮件格式，比如 msm@hotmail.com";
	      	}
	      	if(_elem.vtype=="phone")         
	      	{
	      	   thePat = validrule.phone;
	      	   strFormatInfo = "电话号码格式，比如010-67891234";
	      	}
	      	if(_elem.vtype=="mobiletel")         
	      	{
	      	   thePat = validrule.mobiletel;
	      	   strFormatInfo = "手机号码格式，比如13867891234";
	      	}	      	
	      	if(_elem.vtype=="ip")       
	      	{
	      	   thePat = validrule.ip;
	      	   strFormatInfo = "机器ip地址格式，比如 172.22.169.11";
	      	}	      	
	      	if(_elem.vtype=="idcard")       
	      	{
	      	   thePat = validrule.idcard;
	      	   strFormatInfo = "身份证号码，比如15位或者18位数字";
	      	}
	      	if(_elem.vtype=="tabledefine")   
	      	{       
	      	   thePat = validrule.tabledefine;
	      	   strFormatInfo = "p_tablename";
	      	}
	      	if(_elem.vtype=="integer")         
	      	{       
	      	   thePat = validrule.integer;
	      	   strFormatInfo = "整数";
	      	}
	      	if(_elem.vtype=="number")         
	      	{       
	      	   thePat = validrule.number;
	      	   strFormatInfo = "数字字符";
	      	}
	      		      	
	      	var gotIt = null; 
	      	if(thePat!="")
	      	{
	      	        gotIt = thePat.exec(_elem.value);
	      	}	      	 
	      	if(gotIt == null) 
	      	{
	      		alert(_elem.vdisp+"输入不合法,格式应为："+strFormatInfo);
	      		_elem.focus();
	      		return false;
	      	}
	}  
	return true;
}