rem: .getService(nsIPermissionManager); var uri = Components.classes["@mozilla.org/network/standard-url;1"] .createInstance(Components.interfaces.nsIURI); uri.spec = this.imageURL; 
add: .getService(nsIPermissionManager);  var uri = this.target.QueryInterface(Components.interfaces.nsIImageLoadingContent).currentURI;  
context:     toggleImageBlocking : function (aBlock) {      var nsIPermissionManager = Components.interfaces.nsIPermissionManager;      var permissionmanager =        Components.classes["@mozilla.org/permissionmanager;1"]          .getService(nsIPermissionManager);      var uri = Components.classes["@mozilla.org/network/standard-url;1"]                          .createInstance(Components.interfaces.nsIURI);      uri.spec = this.imageURL;      permissionmanager.add(uri, "image",                            aBlock ? nsIPermissionManager.DENY_ACTION : nsIPermissionManager.ALLOW_ACTION);    },
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/1ba440ea0eec2fba44c3a7d090114779a2547119/browser.js/clean/browser/base/content/browser.js