rem: while (aNode.childNodes.length > 0) { 
add: while (aNode.hasChildNodes()) { 
context:   emptyChildren: function(aNode)  {    while (aNode.childNodes.length > 0) {      aNode.removeChild(aNode.lastChild);    }  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/5260dbeb94c5875bcf224ba16ca0ac3ea4297e6b/inspector.js/clean/extensions/inspector/resources/content/inspector.js