var Class={
    create:function(){
        return function(){
            this.initialize.apply(this,arguments);
        }
    }
}
Function.prototype.bind=function(object){
    var method=this;
        return function(){
        method.apply(object,arguments);
    }
}
var Scroll=Class.create();
Scroll.prototype={
    initialize:function(element,height){
    this.element=document.getElementById(element);
    this.element.innerHTML+=this.element.innerHTML;
    this.height=height;
//  this.element.scrollHeightie7 202  ie6 272
    this.maxHeight=this.element.scrollHeight/2;
    //alert(this.element.scrollHeight);
    this.counter=0;
    this.scroll();
    this.timer="";
    this.element.onmouseover=this.stop.bind(this);
    this.element.onmouseout=function(){this.timer=setTimeout(this.scroll.bind(this),1000);}.bind(this);
    },
    scroll:function(){
        if(this.element.scrollTop<this.maxHeight){
            this.element.scrollTop++;
            this.counter++;
        }else{
            this.element.scrollTop=0;
            this.counter=0;
        }
        if(this.counter<this.height){
            this.timer=setTimeout(this.scroll.bind(this),50);
        }else{
            this.counter=0;
            this.timer=setTimeout(this.scroll.bind(this),10000);
        }
    },
    stop:function(){
        clearTimeout(this.timer);
    }
}
var myscroll=new Scroll("myscroll",24);