var obj = document.getElementById(id);
    if(obj)
    {
      obj.up = false;
      obj.down = false;
      obj.fast = false;

      var container = document.createElement("div");

      var parent = obj.parentNode;

      container.id="easyscroll";

      parent.appendChild(container,obj);
      parent.removeChild(obj);

      container.style.position = "relative";
      container.style.height = height + "px";
      container.style.overflow = "hidden";
      obj.style.position = "absolute";
      obj.style.top = "0";
      obj.style.left = "0";
      container.appendChild(obj);

      var btns = new Array();
      var ul = document.createElement("ul");

      for (var i=0;i<nav.length;i++)
      {
        var li = document.createElement("li");
        li.innerHTML = nav[i];
        li.id = navId[i];
        btns.push(li);
        ul.appendChild(li);
      };
      parent.appendChild(ul,container);
      ul.id="easyscrollnav";
      btns[0].onmouseover = function()
      {
        obj.up = true;
        this.className = "over";
      };
      btns[0].onmouseout = function()
      {
        obj.up = false;
        this.className = "";
      };
      btns[1].onmouseover = function()
      {
        obj.down = true;
        this.className = "over";
      };
      btns[1].onmouseout = function()
      {
        obj.down = false;
        this.className = "";
      };
      btns[0].onmousedown = btns[1].onmousedown = function()
      {
        obj.fast = true;
      };
      btns[0].onmouseup = btns[1].onmouseup = function()
      {
        obj.fast = false;
      };
      btns[2].onmouseover = function()
      {
        this.className = "over";
      };
      btns[2].onmouseout = function()
      {
        this.className = "";
      };
      btns[2].onclick = function()
      {
        obj.style.top = "0px";
      };

      this.start = function()
      {
        var newTop;
        var objHeight = obj.offsetHeight;
        var top = obj.offsetTop;
        var fast = (obj.fast) ? 2 : 1;
        if(obj.down)
        {
          newTop = ((objHeight+top) > height) ? top-(speed*fast) : top;
          obj.style.top = newTop + "px";
        };
        if(obj.up)
        {
          newTop = (top < 0) ? top+(speed*fast) : top;
          obj.style.top = newTop + "px";
        };
      };
      obj.interval = setInterval("start()",50);
    }