<!--
 function userlogin(form)
 {
	var userid=form.userid.value;
	if(userid=="")
	{
		 alert("请输入用户名!");
		 form.userid.focus();
		 return false;
	}		 
	
	 var passcode=form.passcode.value;	
	 if(passcode=="")
	 {
		 alert("请输入密码!");
		 form.passcode.focus();
		 return false;
	 }
	 form.submit();
 }
 
 function Search(form)
 {
	 var title=trim(form.Title.value);
	 var areaid=trim(form.AreaID.value);
	 var action=form.action;		
	 if (title!="")
	 {		 	
		document.location=action+"?Title="+escape(title)+"&areaid="+areaid;
	 }
	 else
	 {
		 alert("请输入搜索内容!");	
		 form.Title.value="";
		 form.Title.focus();		
		 return false;
	 }
 }
 
/**********************************/
/******       截取空格       ******/
/**********************************/ 
function trim(str){
    	var i = 0;
        while ((i < str.length)&&((str.charAt(i) == " ")||(str.charAt(i) == "　"))){i++;}
    	var j = str.length-1;
    	while ((j >= 0)&&((str.charAt(j) == " ")||(str.charAt(j) == "　"))){j--;}
    	if( i > j ) 
    		return "";
    	else
    		return str.substring(i,j+1);
}
//-->