function openneww(htm)
   {      window.open(htm,"jg","width=770,height=300,left=10,top=100,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes");
   }

function luqu_check(){
        //判断输入是否合法

              if(document.sForm2.cardNo.value=="")
              {
				    alert("请先输入准考证号！");
				    document.sForm2.cardNo.focus();
				    return false;
	        }
			field=document.sForm2.cardNo;
                 	//if(!JS_isNumber(field, "“验证结论编号”必须输入数字！")){return false;}

			if(field.value.length!=9){alert("您输入的“准考证号”不正确！。");return false;}	
			
			if(document.sForm2.chk.value=="")
              {
				    alert("请将右边的图片数字输入验证码框内！");
				    document.sForm2.chk.focus();
				    return false;
	        }

			field=document.sForm2.chk;
                 	if(!JS_isNumber(field, "验证码必须输入数字！")){return false;}
			if(field.value.length!=4){alert("您输入的验证码不正确！\n\n请将右边的图片数字输入验证码框内。");return false;}	
		//通过所有检测后处理程序
	    
		//MYSQL数据库
		document.sForm2.action='fs_search2.asp';
		document.sForm2.onSubmit=openneww('');
		document.sForm2.target='jg';
	    
}



function JS_trimLeft(s) {
	var whitespaces = " \t\n\r";
	for(n = 0; n < s.length; n++) { 
		if (whitespaces.indexOf(s.charAt(n)) == -1) 
			return (n > 0) ? s.substring(n, s.length) : s; 
	}
	return("");
}
function JS_trimRight(s){
	var whitespaces = " \t\n\r";
	for(n = s.length - 1; n  > -1; n--) { 
		if (whitespaces.indexOf(s.charAt(n)) == -1) 
			return (n < (s.length - 1)) ? s.substring(0, n+1) : s; 
	}
	return("");
}

function JS_trim(s) {
	return ((s == null) ? "" : JS_trimRight(JS_trimLeft(s))); 
}

function JS_isNumber(field, strBodyHeader) {
	var strVal = JS_trim(field.value);
	if (strVal.length == 0 || strVal.length > 999) return false;
	var 	x = 0;
	for (i=0;i < strVal.length; i++) { 
		if (strVal.charAt(i) >= '0' && strVal.charAt(i) <= '9') x++;
	}
	if (strVal.length > x) {
		alert("\""+ strBodyHeader + "\"");
		field.focus();
		return false;
	} else {
		return true;
	}
}

function JS_isEmail(field, strBodyHeader) {
	var strMsg = ""; 
	var chAt  = '@'; 
	var chDot = '.'; 
	var strEmailAddr = JS_trim(field.value);
	   if (strEmailAddr.length == 0) return true;
	   if (strEmailAddr.indexOf(" ") == -1)
	   {
	       var iFirstAtPos = strEmailAddr.indexOf(chAt);
	       var iLastAtPos = strEmailAddr.lastIndexOf(chAt);
	       if (iFirstAtPos > 0 && iFirstAtPos < (strEmailAddr.length - 1) &&iFirstAtPos == iLastAtPos) {
		   // look for '.' there must be at least one char between '@' and '.'
		   var iDotPos = strEmailAddr.indexOf(chDot, iFirstAtPos + 1);
		   if (iDotPos > (iFirstAtPos + 1) && iDotPos < (strEmailAddr.length -1)) return true;
	       }
	   }
	   alert("\"" + strBodyHeader + "\"");
	   field.focus();
	   field.select();
	   return false;
}