rem: document.getElementById("editCButton").disabled=null; document.getElementById("deleteCButton").disabled=null; 
add: document.getElementById("editCButton").disabled = null; document.getElementById("deleteCButton").disabled = null; 
context:     enableButtons: function () {        document.getElementById("editCButton").disabled=null;        document.getElementById("deleteCButton").disabled=null;    },
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/8fa6d32497553019dcba1446505a901f0fca23d9/categories.js/buggy/calendar/base/content/preferences/categories.js