rem: this.container.removeChild (option); 
add: this.listContainer.removeChild (option); 
context: function lbox_remove (stuff){    var option = this.listContainer.firstChild;    while (option)    {        if (option.firstChild == stuff)        {            this.container.removeChild (option);            return true;        }        option = option.nextSibling;    }    return false;}
meta: 1567	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1567/e54e9c579627b1415036425c45d0e0a6d4615d11/listbox.js/buggy/xul/lib/listbox.js