function addFavourate() {
 	if (document.all) {
       window.external.addFavorite('http://www.5ipx.cn','我爱培圳网');
    } else if ( window.sidebar) {
       window.sidebar.addPanel('我爱培圳网', 'http://www.5ipx.cn', "");
 	}
}

function setHomepage() {
 	if (document.all) {
        document.body.style.behavior='url(#default#homepage)';
		document.body.setHomePage('http://www.5ipx.cn');
    } else if ( window.sidebar ) {
    	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://www.5ipx.cn');
 	}
}