add:  var category = document.getElementById("categoryList") category.selectedIndex = 0; 
context: function doCustomize(){	window.openDialog("chrome://communicator/content/search/search-editor.xul", "_blank", "centerscreen,chrome,resizable");}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/f326039fe430d5a22df5b9096b93821aeb235f40/search-panel.js/clean/xpfe/components/search/resources/search-panel.js