Index: D:/Data/SKL-workspace/jquery/src/core.js
===================================================================
--- D:/Data/SKL-workspace/jquery/src/core.js	(revision 4340)
+++ D:/Data/SKL-workspace/jquery/src/core.js	(working copy)
@@ -281,6 +281,10 @@
 	},
 
 	find: function( selector ) {
+		// Quickly handle non-string expressions
+		if ( typeof selector != "string" )
+			return jQuery(selector);
+		
 		var elems = jQuery.map(this, function(elem){
 			return jQuery.find( selector, elem );
 		});