rem: var pos = this.length; for (var i = 0, j = newArray.length; i < j; i++) this[pos++] = newArray[i]; 
add: for (var i = 0, j = newArray.length; i < j; i++) this.push(newArray[i]); 
context: 	extend: function(newArray){		var pos = this.length;		for (var i = 0, j = newArray.length; i < j; i++) this[pos++] = newArray[i];		return this;	},
meta: 5237	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5237/c60d690d1f1bf4a723d3c786ddfe416321fcb276/Array.js/clean/Native/Array.js