--- jquery-ui-autocomplete-1.11.2.js	2014-10-16 15:17:29.000000000 -0700
+++ jquery-ui-autocomplete-custom.js	2014-10-16 15:16:59.000000000 -0700
@@ -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;
@@ -97,6 +107,7 @@
           suppressKeyPress = true;
           this._keyEvent( "next", event );
           break;
+        case keyCode.SPACE:
         case keyCode.ENTER:
           // when menu is open and has focus
           if ( this.menu.active ) {