function headersearch() {
	
		var searcharg = document.frmSearch.txtSearch.value;
		searcharg = trim(searcharg);
	
		  //alert("The searcharg is"+searcharg+"what you see here.");
		  if(searcharg == ""){
			alert("Please enter a search argument.");
			document.frmSearch.txtSearch.focus();
			return;
		  }

		  document.frmSearch.action = "Search/vpcSearch.asp"
		  document.frmSearch.submit();
		  
    }
    
    function trim(s) {return ltrim(rtrim(s))} 
	function ltrim(s) {return s.replace(/^\s+/g, "")} 
	function rtrim(s) {return s.replace(/\s+$/g, "")}