rem: var clone = ret.find("*").andSelf().each(function(){ if ( this[ expando ] != undefined ) this[ expando ] = null; }); 
add: jQuery.each( c.split(/\s+/), function(i, cur){ if ( !jQuery.className.has( elem.className, cur ) ) elem.className += ( elem.className ? " " : "" ) + cur; }); 
context: 		var clone = ret.find("*").andSelf().each(function(){			if ( this[ expando ] != undefined )				this[ expando ] = null;		});
meta: 1307	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/1307/feb9051c0e29937c2494c3db0862a671efc21747/core.js/clean/src/core.js