rem: persissionsExist = false; 
add: permissionsExist = false; 
context: function loadPermissions() {  // load permissions into a table  if (!permissionsTree)    permissionsTree = document.getElementById("permissionsTree");  var enumerator = permissionmanager.enumerator;  var count = 0;  var contentStr;  var dialogType = "popup"; // Popups    while (enumerator.hasMoreElements()) {    var nextPermission = enumerator.getNext();    nextPermission = nextPermission.QueryInterface(Components.interfaces.nsIPermission);    if (nextPermission.type == dialogType) {      var host = nextPermission.host;      permissions[count] =         new Permission(count++, host,                      (host.charAt(0)==".") ? host.substring(1,host.length) : host,                      nextPermission.type,                      "");    }  }  permissionsTreeView.rowCount = permissions.length;  // sort and display the table  permissionsTree.treeBoxObject.view = permissionsTreeView;    if (permissions.length == 0)    persissionsExist = false;  else    persissionsExist = true;      togglePermissionEnabling();}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/dfe79dbaa7d8bd5e26be9729b7729983c8719269/pref-features.js/clean/browser/components/prefwindow/content/pref-features.js