rem: var folderSizeCol = document.getElementById("folderSizeCol"); folderSizeCol.setAttribute("hidden", "true"); 
context: function UpgradeFolderPaneUI(){  var folderPaneUIVersion = pref.getIntPref("mail.ui.folderpane.version");  if (folderPaneUIVersion == 1) {    pref.setIntPref("mail.ui.folderpane.version", 2);  } // we fall through to the == 2 case so we'll upgrade v 1 profiles correctly  if (folderPaneUIVersion <= 2) {    var folderSizeCol = document.getElementById("folderSizeCol");    folderSizeCol.setAttribute("hidden", "true");    pref.setIntPref("mail.ui.folderpane.version", 3);  }}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/6b3107242ec4f7154e1bf7821d58c142db5244ba/msgMail3PaneWindow.js/clean/mail/base/content/msgMail3PaneWindow.js