function addBookmark(title) {
var url=parent.location.href;
if (window.sidebar) { 
window.sidebar.addPanel(title, url,""); 
} else if( document.all ) {
window.external.AddFavorite( url, title);
} else if( window.opera && window.print ) {
return true;
}
}
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);
}
}
}