// JavaScript Document

function isEmpty(name)  //to check isempty of a specific field value
{
	var invalid = " "; 
	if((name.value=="")||(name.value==invalid))
	{
		return true;
	}
	else 
	return false;
}



function WindowPopup(url, width_in, height_in) //to have a url open in a predetermined popup window
{
   	new_window = window.open(url,'window','toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=yes,copyhistory=no,top=50,left=100,scrollbars=yes,width=' + width_in + ',height=' + height_in);
	new_window.focus();
}