兼容firefox 3.6+火狐、IE6/IE7/IE8加入收藏，设为首页代码

<script>
//获取url地址 收藏功能 兼容ff
function shoucang(Title,geturl){ 
//Title=document.title; 
//geturl=document.location.href;
if (document.all){
window.external.addFavorite(geturl,Title);
}
elseif 
(window.sidebar)
{
window.sidebar.addPanel(Title, geturl, "");
}
}
</script>

<img src="mages/addfav.gif" class="addfav" alt="加入收藏" onClick="shoucang();"/>

<script>
function SetHome(obj,vrl){
try{
obj.style.behavior='url(#default#homepage)';obj.setHomePage(vrl);
}
catch(e){
if(window.netscape) {
try {
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
} 
catch (e) 
{ 
alert("抱歉！您的浏览器不支持直接设为首页。请在浏览器地址栏输入“about:config”并回车然后将[signed.applets.codebase_principal_support]设置为“true”，点击“加入收藏”后忽略安全提示，即可设置成功。"); 
}
var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
prefs.setCharPref('browser.startup.homepage',vrl);
}
}
}
</script>

<a href="javascript:void(0)" onClick="SetHome(this,window.location)" target="_top">设为首页</a>