folderClosed = new Image(16,16);
folderClosed.src='/style/simple/16/html-menu-treeview/folderClosed.gif';
plusNode = new Image(16,16);
plusNode.src='/style/simple/16/html-menu-treeview/plusNode.gif';
lastplusNode = new Image(16,16);
lastplusNode.src='/style/simple/16/html-menu-treeview/lastplusNode.gif';
clasicplusNode = new Image(16,16);
clasicplusNode.src='/style/simple/16/html-menu-treeview/clasicplusNode.gif';
clasicLastplusNode = new Image(16,16);
clasicLastplusNode.src='/style/simple/16/html-menu-treeview/clasicLastplusNode.gif';
