initializeTree();
	currFolder = searchNode(treeMenu, mainCatId);
	currNode = searchNode(currFolder, subCatId);
	setEffect(currFolder);
	setEffect(currNode);

	mainCatId = 'null';
	subCatId = 'null';
	currFolder = searchNode(treeMenu, mainCatId);
	currNode = searchNode(currFolder, subCatId);
	setEffect(currFolder);
	setEffect(currNode);