return !!fn && typeof fn != "string" && 
return !!fn && typeof fn != "string" && !fn.nodeName && 
	isFunction: function( fn ) {		return !!fn && typeof fn != "string" &&			typeof fn[0] == "undefined" && /function/i.test( fn + "" );	},
6056	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6056/b2c2ab2bb7fc43e680214a3627181a0c2226c6f9/jquery.js/clean/src/jquery/jquery.js