function InitFadeIn(objId,time,pstep,maxopacity) {
  if (!time) time = 10;
  if (!pstep) pstep = 10;
  if (!maxopacity) maxopacity = 100;
  obj = document.getElementById(objId);
  setOpacity(obj, 0);
  obj.style.visibility = 'visible';
  fadeIn(objId,0,time,pstep,maxopacity);
}

function setOpacity(obj, opacity) {
  opacity = (opacity == 100)?99.999:opacity;
  
  // IE/Win
  obj.style.filter = "alpha(opacity:"+opacity+")";
  
  // Safari<1.2, Konqueror
  obj.style.KHTMLOpacity = opacity/100;
  
  // Older Mozilla and Firefox
  obj.style.MozOpacity = opacity/100;
  
  // Safari 1.2, newer Firefox and Mozilla, CSS3
  obj.style.opacity = opacity/100;
}

function fadeIn(objId,opacity,time,pstep,maxopacity) {
  if (document.getElementById) {
    obj = document.getElementById(objId);
    if (opacity <= maxopacity) {
      setOpacity(obj, opacity);
      opacity += pstep;
      window.setTimeout("fadeIn('"+objId+"',"+opacity+","+time+","+pstep+","+maxopacity+")", time);
    }
  }
}