求JS点击后展开,再点击收缩 的代码

[wufan18]

求JS点击后展开,再点击收缩 的代码

[xingqiliudehuanghun]

展开收缩什么？具体点

[oumeiren]

拿去用把，直接粘到你网页里面就可以了，样式我就不给了，

<style type="text/css">
<!--
body {
	background-color: #EEF2FB;
	background-image: url(Images/Center-left.gif);
}
-->
</style>
<script language=javascript> 
<!-- 
var old_menu = ''; 
var old_cell = ''; 
function menuclick( submenu ,cellbar) 
{ 
if( old_menu != submenu ){ 
if( old_menu !='' ){ 
old_menu.style.display = 'none'; 
old_cell.src= 'plus.gif'; 
} 
submenu.style.display = 'block'; 
cellbar.src = 'plus.gif'; 
old_menu = submenu; 
old_cell = cellbar; 

}else{ 
submenu.style.display = 'none'; 
cellbar.src= 'plus.gif'; 
old_menu = ''; 
old_cell = ''; 
} 
} 
function RemoteWindow( url ) 
{ 
window.open( url, 'PreviewWin1','width=740,height=470,resizable=yes,scrollbars=yes,status=0,location=no') 
} 
function RemoteWindow2( url ) 
{ 
window.open( url, 'PreviewWin2','width=700,height=300,resizable=yes,scrollbars=yes,status=0,fullscreen=yes') 
} 
function RemoteWindow3( url ) 
{ 
window.open( url, 'sub','width=740,height=300,resizable=yes,scrollbars=yes,status=0,location=no') 
} 

function MM_preloadImages(){//v3.0 
var d=document; if(d.images){if(!d.MM_p) d.MM_p=new Array(); 
var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++) 
if (a[i].indexOf("#")!=0){d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}} 
} 

function MM_findObj(n, d){//v3.0 
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length){ 
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);} 
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n]; 
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x; 
} 

function MM_nbGroup(event, grpName){//v3.0 
var i,img,nbArr,args=MM_nbGroup.arguments; 
if (event == "init" && args.length > 2){ 
if ((img = MM_findObj(args[2])) != null && !img.MM_init){ 
img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src; 
if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array(); 
nbArr[nbArr.length] = img; 
for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null){ 
if (!img.MM_up) img.MM_up = img.src; 
img.src = img.MM_dn = args[i+1]; 
nbArr[nbArr.length] = img; 
}} 
}else if (event == "over"){ 
document.MM_nbOver = nbArr = new Array(); 
for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null){ 
if (!img.MM_up) img.MM_up = img.src; 
img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1]; 
nbArr[nbArr.length] = img; 
} 
}else if (event == "out" ){ 
for (i=0; i < document.MM_nbOver.length; i++){ 
img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up;} 
}else if (event == "down"){ 
if ((nbArr = document[grpName]) != null) 
for (i=0; i < nbArr.length; i++){img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0;} 
document[grpName] = nbArr = new Array(); 
for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null){ 
if (!img.MM_up) img.MM_up = img.src; 
img.src = img.MM_dn = args[i+1]; 
nbArr[nbArr.length] = img; 
}} 
} 


function setBg(id,css,rObj){		//点击操作
	var obj = document.getElementById(id);
	var rObj = document.getElementById(rObj);
	
	if(obj == rObj){		//属于父目录操作
		if(sObj != undefined){
			sObj.className = "oTD" + lastrCSS;
		}
		rObj.className = "sTD" + css;
		if(cObj != undefined){
			cObj.className = "oTD" + lastCSS;
			cObj = undefined;
		}
		lastrCSS = css;
		sObj = rObj;
		//alert(cObj);
	}else{		//属于子目录操作
		if(cObj != undefined){
			cObj.className = "oTD" + lastCSS;
		}
		obj.className = "sTD" + css;
		lastCSS = css;
		cObj = obj;
	}
}
//--> 
</script>
<table width="170"  border="0" cellspacing="0" cellpadding="0" style=position:>
  <tr>
    <td height="27" align="center" background="Images/menu_bg.gif" id='bar2'
	onclick="menuclick(submenu2,bar2 );" style=cursor:hand bordercolordark=white bordercolorlight=gray title=基本设置>
	<strong>基本设置</strong>
	</td>
  </tr>
  <tr>
    <td>
	<span id="submenu2" style="display:none;">
	<table width="170" border="0" cellpadding="0" cellspacing="0">
	<tr><td><img src="Images/menu_topline.gif"></td></tr>
	<tr><td background="Images/menu_bg1.gif" height="26"><div align="center"><a href="variable.aspx" target="main"><img src="Images/icon-listff.gif" width="10" height="8"> 站点设置</a></div></td></tr>
	<tr><td background="Images/menu_bg1.gif" height="26"><div align="center"><a href="Notice.aspx" target="main"><img src="Images/icon-listff.gif" width="10" height="8"> 公告管理</a></div></td></tr>
	<tr><td background="Images/menu_bg1.gif" height="26"><div align="center"><a href="Upload.aspx" target="main"><img src="Images/icon-listff.gif" width="10" height="8"> 上传设置</a></div></td></tr>
	<tr><td background="Images/menu_bg1.gif" height="26"><div align="center"><a href="Verification.aspx" target="main"><img src="Images/icon-listff.gif" width="10" height="8"> 验证码设置</a></div></td></tr>
	<tr><td background="Images/menu_bg1.gif" height="26"><div align="center"><a href="Integral.aspx" target="main"><img src="Images/icon-listff.gif" width="10" height="8"> 积分设置</a></div></td></tr>
</table>
	</span>
	</td>
  </tr>
  <tr>
    <td height="27" align="center" background="Images/menu_bg.gif" id='bar3'
	onclick="menuclick(submenu3,bar3 );" style=cursor:hand bordercolordark=white bordercolorlight=gray title=产品管理>
	<strong>产品管理</strong>
	</td>
  </tr>
  <tr>
    <td>
	<span id="submenu3" style="display:none;">
	<table width="170" border="0" cellpadding="0" cellspacing="0">
	<tr><td><img src="Images/menu_topline.gif"></td></tr>
	<tr><td background="Images/menu_bg1.gif" height="26"><div align="center"><a href="ProductCat.aspx" target="main"><img src="Images/icon-listff.gif" width="10" height="8"> 产品分类</a></div></td></tr>
	<tr><td background="Images/menu_bg1.gif" height="26"><div align="center"><a href="Allpro.aspx" target="main"><img src="Images/icon-listff.gif" width="10" height="8"> 所有产品</a></div></td></tr>
	<tr><td background="Images/menu_bg1.gif" height="26"><div align="center"><a href="AudPro.aspx" target="main"><img src="Images/icon-listff.gif" width="10" height="8"> 设置审核</a></div></td></tr>
</table>
	</span>
	</td>
  </tr>
</table>

[wufan18]

己解决
<SCRIPT language=JavaScript type=text/JavaScript>
<!--
var a=0;
function change()

{
if(a==1)
{
document.getElementById("menber").style.pixelHeight="100 ";
a=0;

}
else
{
document.getElementById("menber").style.pixelHeight="0";
a=1;
}
}

//-->
</SCRIPT>