// <!--
function validate()
{
	var msg;
	var empty_fields = 0;
	var errorString = "";		// LIST OF ERRORS

	window.document.forms["searchform"].elements["search"].description="Username";

   	var theElement = document.searchform.elements["search"];
		
	if ((theElement.value == null) || (theElement.value == "") || (theElement.value.length != 2))
    {
       	errorString += "Please type the first 2 letters of your postcode.";
		alert(errorString);
 		return false;
    }
	else
	{
		return true;	
	}
}
// -->