JS树型菜单
..........\images
..........\......\closefolder.gif
..........\......\closefolder_end.gif
..........\......\closefolder_fst.gif
..........\......\leafnode.gif
..........\......\leafnode_end.gif
..........\......\line_y.gif
..........\......\openfolder.gif
..........\......\openfolder_end.gif
..........\......\openfolder_fst.gif
..........\treemenu.htm