// JavaScript Document
function trim_ws(str)
{
        temp=str.replace(/^\s*/, "");
        temp=temp.replace(/\s*$/,"");
        return temp;
}


function empvalid()
{
	    var msg='';
		var error=0;
	    var employee_code=trim_ws(document.getElementById('employee_code').value);
		if(employee_code == '')
        {
               	 msg+='Please enter your Employee code.<br>';
				 document.getElementById('employee_code').style.background="#FFCC66";
				 error=error+1;
		}
		else
		{
				document.getElementById('employee_code').style.background="";
		}
		
		var pass=trim_ws(document.getElementById('pass').value);
		if(pass == '')
        {
               	 msg+='Please enter your password.<br>';
				 document.getElementById('pass').style.background="#FFCC66";
				 error=error+1;
		}
		else
		{
				document.getElementById('pass').style.background="";
		}
		
		
		
		if(error > 0)
		{
			popup.alert(msg);
		
			return false;
		}
		else
        return true;
        
}