這是一個(gè)簡(jiǎn)潔版的QQ在線客服，其實(shí)重要的是這個(gè)JS函數(shù)，只要有了這個(gè)JS函數(shù)，實(shí)際上你完全可以寫(xiě)一個(gè)這樣的在線客服，它是用JS+CSS去控制層的隱藏與展開(kāi)。注意代碼中的QQ號(hào)記著要改一下哦。

運(yùn)行效果截圖如下：

在線演示地址如下：

http://demo.jb51.net/js/2015/js-float-qq-onlinefk-style-codes/

具體代碼如下：

<!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>js實(shí)現(xiàn)浮動(dòng)在網(wǎng)頁(yè)右側(cè)的簡(jiǎn)潔QQ在線客服</title>
<meta http-equiv="content-type" content="text/html;charset=gb2312">
<style type="text/css">
.qqbox a:link {
 color: #000;
 text-decoration: none;
}
.qqbox a:visited {
 color: #000;
 text-decoration: none;
}
.qqbox a:hover {
 color: #f80000;
 text-decoration: underline;
}
.qqbox a:active {
 color: #f80000;
 text-decoration: underline;
}
.qqbox{
 width:132px;
 height:auto;
 overflow:hidden;
 position:absolute;
 right:0;
 top:100px;
 color:#000000;
 font-size:12px;
 letter-spacing:0px;
}
.qqlv{
 width:25px;
 height:256px;
 overflow:hidden;
 position:relative;
 float:right;
 z-index:50px;
}
.qqkf{
 width:120px;
 height:auto;
 overflow:hidden;
 right:0;
 top:0;
 z-index:99px;
 border:6px solid #138907;
 background:#fff;
}
.qqkfbt{
 width:118px;
 height:20px;
 overflow:hidden;
 background:#138907;
 line-height:20px;
 font-weight:bold;
 color:#fff;
 position:relative;
 border:1px solid #9CD052;
 cursor:pointer;
 text-align:center;
}
.qqkfhm{
 width:112px;
 height:22px;
 overflow:hidden;
 line-height:22px;
 padding-right:8px;
 position:relative;
 margin:3px 0;
}
.bgdh{
 width:102px;
 padding-left:10px;
}
</style>
</head>
<body>
<div class="qqbox" id="divQQbox">
 <div class="qqlv" id="meumid" onmouseover="show()"><img src="images/qq.gif"></div>
 <div class="qqkf" style="display:none;" id="contentid" onmouseout="hideMsgBox(event)">
 <div class="qqkfbt" onmouseout="showandhide('qq-','qqkfbt','qqkfbt','K',1,1);" id="qq-1" onfocus="this.blur();">客 服 中 心</div>
 <div id="K1">
 <div class="qqkfhm bgdh"> <a href="tencent://message/?uin=2563256" title="悠 然 設(shè) 計(jì)"><img src="http://wpa.qq.com/pa?p=1:981389008:4" border="0">主機(jī)業(yè)務(wù)</a><br/></div>
 <div class="qqkfhm bgdh"> <a href="tencent://message/?uin=365286" title="網(wǎng)頁(yè)制作"><img src="http://wpa.qq.com/pa?p=1:981389008:4" border="0">租用托管</a></div>
 <div class="qqkfhm bgdh">手機(jī)：12345692877</div>
 </div>
 </div>
</div>
<script language="javascript">
function showandhide(h_id,hon_class,hout_class,c_id,totalnumber,activeno) {
 var h_id,hon_id,hout_id,c_id,totalnumber,activeno;
 for (var i=1;i<=totalnumber;i++) {
 document.getElementById(c_id+i).style.display='none';
 document.getElementById(h_id+i).className=hout_class;
 }
 document.getElementById(c_id+activeno).style.display='block';
 document.getElementById(h_id+activeno).className=hon_class;
}
var tips; 
var theTop = 40;
var old = theTop;
function initFloatTips() 
{ 
 tips = document.getElementById('divQQbox');
 moveTips();
}
function moveTips()
{
   var tt=50; 
   if (window.innerHeight) 
   {
    pos = window.pageYOffset 
   }else if (document.documentElement && document.documentElement.scrollTop) {
    pos = document.documentElement.scrollTop 
   }else if (document.body) {
   pos = document.body.scrollTop; 
   }
   pos=pos-tips.offsetTop+theTop; 
   pos=tips.offsetTop+pos/10; 
   if (pos < theTop){
    pos = theTop;
   }
   if (pos != old) { 
    tips.style.top = pos+"px";
    tt=10; //alert(tips.style.top); 
   }
   old = pos;
   setTimeout(moveTips,tt);
}
initFloatTips();
 if(typeof(HTMLElement)!="undefined") //firefox定義contains()方法，ie下不起作用
  { 
   HTMLElement.prototype.contains=function (obj) 
   { 
    while(obj!=null&&typeof(obj.tagName)!="undefind"){
  　　 　if(obj==this) return true; 
  　　　 　obj=obj.parentNode;
  　　  } 
    return false; 
   }
 }
function show()
{
 document.getElementById("meumid").style.display="none"
 document.getElementById("contentid").style.display="block"
}
 function hideMsgBox(theEvent){
  if (theEvent){
  var browser=navigator.userAgent;
  if (browser.indexOf("Firefox")>0){ //如果是Firefox
   if (document.getElementById("contentid").contains(theEvent.relatedTarget)) {
    return
   }
  }
  if (browser.indexOf("MSIE")>0 || browser.indexOf("Presto")>=0){
  if (document.getElementById('contentid').contains(event.toElement)) {
    return; 
   }
  }
  }
  document.getElementById("meumid").style.display = "block";
  document.getElementById("contentid").style.display = "none";
  }
</script>
</body>
</html>

希望本文所述對(duì)大家的javascript程序設(shè)計(jì)有所幫助。

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