<script><br />
/**<br />
* 产生菜单的html代码串<br />
* 入口参数为菜单默认打开的大类号<br />
*/<br />
function menu(n) {<br />
this.ar = new Array(<br />
/**<br />
* 参数数组<br />
* 列1:大类<br />
* 列2:小类<br />
* 列3:标题<br />
*/<br />
new Array(1,0,"大类一"),<br />
new Array(1,1,"小类一"),<br />
new Array(1,2,"小类二"),<br />
new Array(2,0,"大类二"),<br />
new Array(2,1,"小类一"),<br />
new Array(2,2,"小类二"),<br />
new Array(2,3,"小类三"),<br />
new Array(3,0,"大类三"),<br />
new Array(3,1,"小类一"),<br />
new Array(3,2,"小类二"),<br />
new Array(4,0,"大类四"),<br />
new Array(4,1,"小类一"),<br />
new Array(4,2,"小类二"),<br />
new Array(4,3,"小类三")<br />
);<br />
this.width =120;<br />
this.bgcolor = "#f0f0f0";<br />
this.bordercolorlight = "#c0c0c0";<br />
this.bordercolordark = "#FFFFFF";<br />
this.tr_bgcolor = "#d0d0d0";<br />
var s = "<table border=1 align=center width="+this.width+" bgcolor="+this.bgcolor+" bordercolorlight="+this.bordercolorlight+" bordercolordark="+this.bordercolordark+" CELLPADDING=0 CELLSPACING=0>"<br />
for(var i=0;i<this.ar.length;i++) { // 构造菜单的html结构,其中将大小类编号作为自定义参数,以便事件响应时使用。<br />
if(this.ar[i][1] == 0) {<br />
if(i > 0)<br />
s += "";<br />
var vk = this.ar[i][0]==n?"block":"none";<br />
s += "<tr id='pad' bgcolor="+this.tr_bgcolor+" v1="+this.ar[i][0]+" v2="+this.ar[i][1]+"><td align=center>"+this.ar[i][2]+"<tr style='display:"+vk+"'><td><table width=100%>";<br />
}else<br />
s += "<tr><td id='bar' v1="+this.ar[i][0]+" v2="+this.ar[i][1]+">"+this.ar[i][2]+"";<br />
}<br />
s += "";<br />
return s;<br />
}<br />
/*** 创建菜单 ***/<br />
menus.innerHTML = menu(4);<br />
</script>
http://www.bkjia.com/PHPjc/371608.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/371608.htmlTechArticlestyle table {font-size = 9pt} td {height = 20px} /style body span id=menus/span span id=view/span /body script for=pad event=onclick // 大类节点点击响应 for(var i=1;ithis.p...
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