5款纯div+css制作的弹出菜单(标准且无js) 一、最基本的：二级dropdown弹出菜单 二级dropdown弹出菜单--A CROSS BROWSER DROP DOWN CASCADING VALIDATING MENU /* common styling */ /* set up the overall width of the menu div, the font and the margins */ .menu { font-family: arial, sans-s
flyout-竖向三级弹出菜单 /* common styling */ .menu {font-family: arial, sans-serif; width:106px; height:150px; position:relative; margin:0; font-size:11px; ma rgin:50px 0;} .menu ul li a, .menu ul li a:visited {display:block; text-decoration:none; colo
