代码如下:<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”><html xmlns=”http://www.w3.org/1999/xhtml”><head><title>jquery实现多级下拉菜单-柯乐义</title><style>/* navigation style */#keleyi-com-nav{height: 39px;font: 12px Geneva, Arial, Helvetic
