function addFavorite()
{
	var	host = window.location;
	if (document.all)
    {
       window.external.addFavorite(host,window.document.title);
    }
    else if (window.sidebar)
    {
       window.sidebar.addPanel(window.document.title, host, "");
    }
}

function setHomepage()
{
	var	host = window.location;
	if (document.all)
    {
        document.body.style.behavior='url(#default#homepage)';
        document.body.setHomePage(host);
 
    }
    else if (window.sidebar)
    {
    if(window.netscape)
    {
         try
         {  
            netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
            alert( "设置首页成功！");
         }  
         catch (e)  
         {  
            alert( "该操作被浏览器拒绝，如果想启用该功能，请在地址栏内输入 about:config,然后将项 signed.applets.codebase_principal_support 值该为true" );  
         }
    } 
    //var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components. interfaces.nsIPrefBranch);
    //prefs.setCharPref('browser.startup.homepage','http://192.168.0.7/sms/index.php');
 }
}