add:  if (!checkURLSecurity(url)) return; 
context: function OpenURL(aWhere, event){  var count = gHistoryTree.treeBoxObject.view.selection.count;  if (count != 1)    return;  var currentIndex = gHistoryTree.currentIndex;       if (isContainer(gHistoryTree, currentIndex))    return;   var builder = gHistoryTree.builder.QueryInterface(Components.interfaces.nsIXULTreeBuilder);  var url = builder.getResourceAtIndex(currentIndex).Value;  if (aWhere == 0)    openTopWin(url);  else if (aWhere == 1)    openNewWindowWith(url, null, false);  else    openNewTabWith(url, null, event, false);     }
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/4f22c98a3929cf4ab8f27207b00e61ee3383cfeb/history.js/buggy/browser/components/history/content/history.js