摘要：
6.4.3 HTML 事件<script language = "javascript">window.onload = function(){ alert("Page Loaded.")}</script>6.6 伸缩的两级菜单【例6.14】制作伸缩的两级菜单<html><head><style type = "text/css">#navigation>ul{ list-style-type:none; margin:0px; padding:0px;}#navig 阅读全文