Tooltip: Make sure we have a target before trying to open the tooltip.

diff --git a/ui/jquery.ui.tooltip.js b/ui/jquery.ui.tooltip.js
index 57e65f92300eb90731f3f464c76883ebe4063e3c..9b4d52bd1821f8d224f1eef91660e018662fa5fe 100644 (file)
--- a/ui/jquery.ui.tooltip.js
+++ b/ui/jquery.ui.tooltip.js
@@ -68,6 +68,9 @@ $.widget("ui.tooltip", {
        
        open: function(event) {
                var target = $(event && event.target || this.element).closest(this.options.items);
+               if ( !target.length ) {
+                       return;
+               }
                // already visible? possible when both focus and mouseover events occur
                if (this.current && this.current[0] == target[0])
                        return;