var HomeUtil = {};
//加入收藏夹 
HomeUtil.addFavorite = function () 
{   
	try{
		window.external.addFavorite('http://bj.12530.com' , '北京移动彩铃' );
	}
	catch(e)
	{
		try
		{
			window.sidebar.addPanel( '北京移动彩铃' , 'http://bj.12530.com', "" );
		}
		catch(e)
		{
			 alert("请使用Ctrl+D进行添加");
		}
	}
}

//设置首页 
HomeUtil.setHomepage = function() 
{   
	try
	{
		document.body.style.behavior  =  'url(#default#homepage)';
		document.body.setHomePage('http://bj.12530.com');
	}
	catch(e)
	{
		if(window.netscape)
		{
			try 
			{
				netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
			}
			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://bj.12530.com' );
		}
	}
}