var ns6=document.getElementById&&!document.all;
var ev = (document.all) ? "window.event" : "event";
if (ns6) document.captureEvents(Event.KEYDOWN);
function getKey(evt) {		
	if (evt && ns6)
		typedKey=evt.which;
	else
		typedKey=event.keyCode;    
	if (typedKey == 13) {		
		if(document.all) {
			window.event.cancelBubble='true';
		    window.event.returnValue = false;
		} else {
			evt.stopPropagation();
		    evt.preventDefault();
		}		
		
		document.getElementById('searchbutton').click();
	  }
}