/*
        The original source code is provided by Michael Maretzke. 
        The code does not contain any copyright constraints.
        Please use and distribute it whenever and for whatever 
        reasons you want to.
      */ 
      // speed - the smaller the faster
      var speed = 125; 
      // vertical - positive values == from top to bottom; 
      // vertical - negative values == from bottom to top
      var vertical = -2; 
      // the size of the scroller
      var size_y = 120;
      var y = size_y;
      
      function scroll() {
      	if ((-y) > ((document.getElementById('ScrollerText').offsetHeight)))
      		y = size_y;
      	document.getElementById("ScrollerText").style.top = (y+=vertical);
      	document.getElementById("ScrollerText").style.display = "block";
      }
      
      function initScroller() {
      	setInterval("scroll()", speed);
      }