function mo_weibo(ancid, ancul, delay) {
	var ann = new Object();
	ann.anndelay = delay;ann.annst = 0;ann.annstop = 0;ann.annrowcount = 0;ann.anncount = 0;ann.annlis = $(ancid).getElementsByTagName("li");ann.annrows = new Array();
	ann.announcementScroll = function () {
		if(this.annstop) { this.annst = setTimeout(function () { ann.announcementScroll(); }, this.anndelay);return; }
		if(!this.annst) {
			var lasttop = -1;
			for(i = 0;i < this.annlis.length;i++) {
				if(lasttop != this.annlis[i].offsetTop) {
					if(lasttop == -1) lasttop = 0;
					this.annrows[this.annrowcount] = this.annlis[i].offsetTop - lasttop;this.annrowcount++;
				}
				lasttop = this.annlis[i].offsetTop;
			}
			if(this.annrows.length == 1) {
				$(ancid).onmouseover = $(ancid).onmouseout = null;
			} else {
				this.annrows[this.annrowcount] = this.annrows[1];
				$(ancul).innerHTML += $(ancul).innerHTML;
				this.annst = setTimeout(function () { ann.announcementScroll(); }, this.anndelay);
				$(ancid).onmouseover = function () { ann.annstop = 1; };
				$(ancid).onmouseout = function () { ann.annstop = 0; };
			}
			this.annrowcount = 1;
			return;
		}
		if(this.annrowcount >= this.annrows.length) {
			$(ancid).scrollTop = 0;
			this.annrowcount = 1;
			this.annst = setTimeout(function () { ann.announcementScroll(); }, this.anndelay);
		} else {
			this.anncount = 0;
			this.announcementScrollnext(this.annrows[this.annrowcount]);
		}
	};
	ann.announcementScrollnext = function (time) {
		$(ancid).scrollTop++;
		this.anncount++;
		if(this.anncount != time) {
			this.annst = setTimeout(function () { ann.announcementScrollnext(time); }, 10);
		} else {
			this.annrowcount++;
			this.annst = setTimeout(function () { ann.announcementScroll(); }, this.anndelay);
		}
	};
	ann.announcementScroll();
}