/*Инициализация*/
if(document.getElementById("contextbookmarksID")) return;
var contextmenu = document.getElementById('contentAreaContextMenu');
if(!contextmenu) return;
var bookmarksMenu = document.getElementById("bookmarksMenu");
if(!bookmarksMenu) return;

var dupNode = document.importNode(bookmarksMenu, true);
if(!dupNode) return;
dupNode.id = "contextbookmarksID";

contextmenu.appendChild(dupNode);