function fixmacie (classname)
{
  if (navigator.appVersion.indexOf('Mac') != -1 && document.all)
  {
    var divs=document.getElementsByTagName ("DIV");
    for (var d=0; d < divs.length; d++)
    {
      if (divs[d].className.indexOf (classname) == 0)
      {
        divs[d].innerHTML += "<div class='mac-clearfix'> </div>";
      }
    }
  }
}

function init()
{
    fixmacie("clearfix");
}

onload = init;