<script type="text/javascript">
function show() {
document.getElementById("ff").setAttribute("src", "Mebmains.aspx");
}
function showff() {
document.getElementById("ff").setAttribute("src", "../Message/FollowMessage.aspx");
}
function showss() {
document.getElementById("ff").setAttribute("src", "../LoginCRM.aspx");
}
</script>
<div class="">
<ul class="nav nav-tabs">
<li id="tt " class="active"><a href="#">Home</a></li>
<li id="tt1"><a onclick="showff()">SVN</a></li>
<li id="tt"><a onclick="showss()">iOS</a></li>
<li><a href="#">VB.Net</a></li>
<li><a href="#">Java</a></li>
<li><a href="#">PHP</a></li>
</ul>
</div>
<iframe id="ff" style=" 100%; height: 600px; border: 0"></iframe>
frameborder="no" allowtransparency="yes" ————iframe属性