经典实用的触发型导航菜单
.sec1 {
BORDER-RIGHT: gray 1px solid; BORDER-TOP:
#ffffff 1px solid; BORDER-LEFT: #ffffff 1px
solid; CURSOR: hand; COLOR: #000000; BORDER-
BOTTOM: #ffffff 1px solid; BACKGROUND-COLOR:
#eeeeee
}
.sec2 {
BORDER-RIGHT: gray 1px solid; BORDER-TOP:
#ffffff 1px solid; FONT-
