use $.isFunction instead of checking the constructor

diff --git a/ui/ui.droppable.js b/ui/ui.droppable.js
index ab95bb334e4ac389ddcf6bdf3c0d55ca897f2960..839ac031190d2aaf4325ee197362ea5f5526070c 100644 (file)
--- a/ui/ui.droppable.js
+++ b/ui/ui.droppable.js
@@ -18,7 +18,7 @@ $.widget("ui.droppable", {
        _setData: function(key, value) {
 
                if(key == 'accept') {
-                       this.options.accept = value && value.constructor == Function ? value : function(d) {
+                       this.options.accept = value && $.isFunction(value) ? value : function(d) {
                                return d.is(accept);
                        };
                } else {
@@ -32,7 +32,7 @@ $.widget("ui.droppable", {
                var o = this.options, accept = o.accept;
                this.isover = 0; this.isout = 1;
 
-               this.options.accept = this.options.accept && this.options.accept.constructor == Function ? this.options.accept : function(d) {
+               this.options.accept = this.options.accept && $.isFunction(this.options.accept) ? this.options.accept : function(d) {
                        return d.is(accept);
                };