var suggestiveWindowOpen=false;
function stopRKey(evt) {
 var evt = (evt) ? evt : ((event) ? event : null);
 var node = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null);
 if ((evt.keyCode == 13) && (node.type=="text") && suggestiveWindowOpen) {return false;}
}
document.onkeypress = stopRKey; 
function loadAutoSuggestControl()
{
 var oTextbox = new AutoSuggestControl(document.getElementById("txt1"), new RemoteProductSuggestions());
}