rem: this.listElement.removeChild( this.listElement.firstChild ); 
add: this.listElement.removeChild(this.listElement.firstChild); 
context:     clearList:      function ()        {          // remove the menupopup node child of the menulist.          this.listElement.removeChild( this.listElement.firstChild );        },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/1fde5f13f3ec7880ec55d21c00cfccab6c2f05ce/printPageSetup.js/clean/xpfe/communicator/resources/content/printPageSetup.js