// JavaScript Document


function Dron_ScrollBox(uid)

{

 this.scrollBox = document.getElementById(uid);

 this.scrollBoxHeight = this.scrollBox.clientHeight;

 this.scrollBoxInner = this.scrollBox.innerHTML;

 this.scrollCol = this.scrolln = 0;

 this.setScroll = function ()

 {

  this.scrollBox.scrollTop = this.scrollCol + this.scrolln;

  if(this.scrolln==this.scrollBoxHeight)

   return this.addScroll()

  else

   this.scrolln ++;

  var o = this;

  function m(){o.setScroll();}

  setTimeout(m,10);

 }

 this.addScroll = function ()

 {

  this.scrollBox.innerHTML += this.scrollBoxInner;

  this.scrollCol = this.scrollBox.scrollTop;

  this.scrolln = 0;

  var o = this;

  function m(){o.setScroll();}

  setTimeout(m,2000);

 }

 this.init = this.addScroll;

}

new Dron_ScrollBox("scrollBox").init();