rem: var clone = this.size() > 1; 
add: var clone = this.size() > 1; 
context: 		append: function() {      var clone = this.size() > 1;			var a = $.clean(arguments);			return this.each(function(){				for ( var i in a )				  this.appendChild( clone ? a[i].cloneNode(true) : a[i] );			});		},
meta: 3217	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/3217/130b8a1c030ae7888934fcd8dee6695eac271fcb/jquery.js/clean/jquery/jquery.js