--- jquery-ui-autocomplete-1.11.2.js	Fri Oct 17 12:17:55 2014
+++ jquery-ui-autocomplete-custom.js	Fri Oct 17 12:27:14 2014
@@ -68,6 +68,16 @@
       .attr( "autocomplete", "off" );
 
     this._on( this.element, {
+      click: function(event) {
+        if ( this.menu.element.is( ":visible" ) ) {
+          this._value( this.term );
+          this.close( event );
+          // Different browsers have different default behavior for escape
+          // Single press can mean undo or clear
+          // Double press in IE means clear the whole form
+          event.preventDefault();
+        }
+      },
       keydown: function( event ) {
         if ( this.element.prop( "readOnly" ) ) {
           suppressKeyPress = true;
@@ -97,18 +107,9 @@
           suppressKeyPress = true;
           this._keyEvent( "next", event );
           break;
-        case keyCode.ENTER:
-          // when menu is open and has focus
-          if ( this.menu.active ) {
-            // #6055 - Opera still allows the keypress to occur
-            // which causes forms to submit
-            suppressKeyPress = true;
-            event.preventDefault();
-            this.menu.select( event );
-          }
-          break;
         case keyCode.TAB:
           if ( this.menu.active ) {
+            event.preventDefault();
             this.menu.select( event );
           }
           break;