// 说明
// popup容器id : blog_msgbox_cont
// 显示数字容器id ：ctMSGNUM
// 借口返回内容格式 ：var blog_msg_count = 0;
// js标签容器 : msg_js_cont
function $(x) {
	return document.getElementById(x);	
}
function $C(x) {
	return document.createElement(x);	
}
jsHash = {};
function include(jsfile, handle) {
	var ua = navigator.userAgent.toLowerCase();
	var isIE = /msie/.test(ua);
	var isOpera = /opera/.test(ua);
	var isMoz = /firefox/.test(ua);
	/////////////////////////////////////
	randomId = "js"+new Date().getTime();
	var js = $C('script');
	js.type = 'text/javascript';
	js.src = jsfile;
	js.id = randomId;
	//jsHash[randomId] = false;
	if(isIE) js.onreadystatechange = function() {
		if(this.readyState.toLowerCase() == 'complete' || this.readyState.toLowerCase() == 'loaded'){
			jsHash[this.id] = true;
		}
	}
	if(isMoz) js.onload = function() {
		jsHash[this.id] = true;
	}
	if(isOpera){
		jsHash[this.id] = true; 
	}
	$('msg_js_cont').appendChild(js);
	
	/////////////////////////////////////
	if(loadTimer)	clearInterval(loadTimer);
	var loadTimer = setInterval(function(){
		if(jsHash[randomId] == false) return;
		//trace('#loaded',"#FFFF00");
		clearInterval(loadTimer);
		eval(handle)();
	},300);
}
function show_msgbox_popup(){
	try{
	if(blog_msg_count) if(blog_msg_count > 0) {
		$('ctMSGNUM').innerHTML = blog_msg_count;
		$('ctMSG').style.display = '';
	}
	}catch(e){
		include(msg_box_url,'show_msgbox_popup');
 
	}
}
//var sina_user_id = <? Echo $s['SINACLUB_UID'] ?>
var msg_box_url = 'http://blog.sina.com.cn/login/message_count.php?'+ sina_user_id;
include(msg_box_url,'show_msgbox_popup');