rem: function getFileExtension(url) 
add: function getFileExtension(url) 
context: function getFileExtension(url) {    return url.substring(url.lastIndexOf(".")+1,url.length).toLowerCase();}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/0b2dd2b2d2fd037df917e07645fa019a963332a5/sb-file-panel.js/buggy/editor/ui/composer/content/sb-file-panel.js