function searchvalidate()
{
	
	if(document.form2.searchtxt.value=="")
	{
		alert("Please Enter keyword for search");
		document.form2.searchtxt.focus();
		return false;	
	}
	else
	{
	document.form2.action="/scripts/search.php";
	document.form2.submit();

	}
	return false;
}