function scroller()
{
  new Control.Scroller( 'content', 'knob', 'scroll_pane', 
  {
    up: "scrollUp",
    down: "scrollDown",
    autoHide: true,
    visibleHeight: 340
  });
}
/*
//  this will iterate with each element with the class 'ie-fix-opacity' and add an IE filter,
        //  replacing the background-image for the filter of that image
        var version = parseFloat(navigator.appVersion.split('MSIE')[1]);
        if ((version >= 5.5) && (version < 7) && (document.body.filters)) {
            document.getElementsByClassName('ie-fix-opacity').each(function(poElement){
                // if IE5.5+ on win32, then display PNGs with AlphaImageLoader
                var cBGImg = poElement.currentStyle.backgroundImage;
                var cImage = cBGImg.substring(cBGImg.indexOf('"') + 1, cBGImg.lastIndexOf('"'));
                        
                poElement.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + cImage + "', sizingMethod='scale')";
                poElement.style.backgroundImage = "none";
            });
        }
        */