var fade;
function rotate() {
  if( nextprevhit == 0 ) { 
    var delay = 15;
    if (!document.getElementById) {
      return;
    }
    var divToRotate = document.getElementById("rotatingpuff");
    var divs = divToRotate.getElementsByTagName("div");
    var validDivs = 0;
    for (var i=0; i < divs.length; i++ ) {
      var div = divs[i];
      if ( (div.id != "") && (div.nodeType == 1) ) {
          div.style.display = "none";
      validDivs++;
      }
    }
    if (rotationCount > validDivs) {
          rotationCount = 1;
    }
    if (rotationCount > 0) {
      var divIdToReveal  = rotationCount;
      var divToRevealObj = document.getElementById("rotwof"+divIdToReveal);
      fadeToDiv(divToRevealObj);
      rotationCount++;
    } else {
      var randDivId = Math.ceil( Math.random() * (validDivs) );
      var firstDivToRevealObj = document.getElementById("rotwof"+randDivId);
      firstDivToRevealObj.style.display = "block";
      rotationCount = randDivId;
      rotationCount++;
    }
    timeout = setTimeout('rotate()', delay*1000);
  }
}
function fadeToDiv(divToRevealObj) {
  setOpacity(divToRevealObj.id, 0);
  divToRevealObj.style.display = "block";
  fadeInDiv(divToRevealObj.id,0);
}
function fadeInDiv(divId, opacity) {
  if (opacity <= 100) {
    setOpacity(divId, opacity);
    opacity += 5;
    fade = window.setTimeout("fadeInDiv('"+divId+"',"+opacity+")", 100);
  }
}
function setOpacity(divId, opacity) {
  var div = document.getElementById(divId);
  opacity = (opacity == 100)?99.999:opacity;
  div.style.filter = "alpha(opacity:"+opacity+")";
  div.style.KHTMLOpacity = opacity/100;
  div.style.MozOpacity = opacity/100;
  div.style.opacity = opacity/100;
}
function nextRotWof() {
  var delay = 25;
  if (!document.getElementById) {
    return;
  }
  var divToRotate = document.getElementById("rotatingpuff");
  var divs = divToRotate.getElementsByTagName("div");
  var validDivs = 0;
  for (var i=0; i < divs.length; i++ ) {
    var div = divs[i];
    if ( (div.id != "") && (div.nodeType == 1) ) {
        div.style.display = "none";
                validDivs++;
    }
  }
  rotationCount++;
  if (rotationCount > validDivs) {
        rotationCount = 1;
  }
  if (rotationCount > 0) {
    var divIdToReveal  = rotationCount;
    var divToRevealObj = document.getElementById("rotwof"+divIdToReveal);
        fadeToDiv(divToRevealObj);
  } else {
    var randDivId = Math.ceil( Math.random() * (validDivs) );
        var firstDivToRevealObj = document.getElementById("rotwof"+randDivId);
    firstDivToRevealObj.style.display = "block";
        rotationCount = randDivId;
  }
  nextprevhit = 1;
}
function prevRotWof() {
  var delay = 25;
  if (!document.getElementById) {
    return;
  }
  var divToRotate = document.getElementById("rotatingpuff");
  var divs = divToRotate.getElementsByTagName("div");
  var validDivs = 0;
  for (var i=0; i < divs.length; i++ ) {
    var div = divs[i];
    if ( (div.id != "") && (div.nodeType == 1) ) {
        div.style.display = "none";
                validDivs++;
    }
  }
  if(nextprevhit == 0) {
   rotationCount--;
  }
  rotationCount--;
  if (rotationCount < 1) {
        rotationCount = validDivs;
  }
  if (rotationCount > 0) {
    var divIdToReveal  = rotationCount;
    var divToRevealObj = document.getElementById("rotwof"+divIdToReveal);
        fadeToDiv(divToRevealObj);
  } else {
    var randDivId = Math.ceil( Math.random() * (validDivs) );
        var firstDivToRevealObj = document.getElementById("rotwof"+randDivId);
    firstDivToRevealObj.style.display = "block";
        rotationCount = randDivId;
  }
  nextprevhit = 1;
}