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);
                 }
        }
}

var curElement;

function pageBeforeunload(evt){
return'这样会导致网站音乐的关闭。\n\n为了方便您再次光临本站，建议您收藏本站网页^_^';}

function open_video(){
try{
document.getElementById('main_index_video').style.display='block';
document.getElementById('main_JAYQQ_COM_video').style.display='block';
document.frames.video.location="/video.htm"

	}
		catch(e){
		jayqq_video();
	}
}

function openme(){

try{
document.getElementById('main_index').style.display='block';
document.getElementById('main_JAYQQ_COM').style.display='block';
document.frames.Userlogin.location="/login.htm"

	}
		catch(e){
		login();
	}
}

function open_me(){
try{
document.getElementById('main_index2').style.display='block';
document.getElementById('main_JAYQQ_COM2').style.display='block';
document.frames.Userreg.location="/reg.php"
	}

		catch(e){
		reg();
	}
}


function closeme(){
document.getElementById('main_index').style.display='none';
document.getElementById('main_JAYQQ_COM').style.display='none';
document.frames.Userlogin.location="/jayqq-window/loading.htm";
}
function close_me(){
document.getElementById('main_index2').style.display='none';
document.getElementById('main_JAYQQ_COM2').style.display='none';
document.frames.Userreg.location="/jayqq-window/loading.htm";
}
function close_video(){
document.getElementById('main_index_video').style.display='none';
document.getElementById('main_JAYQQ_COM_video').style.display='none';
document.frames.video.location="/jayqq-window/loading.htm";
}