<!--

// Globale Variablen
var intIndex = 1;
var intButtons = 0;
var strBUTTONPREFIX = "Button_";

// Initialisierung
function initrotation(vstrDisplay, vintInterval)
  {
  var objDisplay = document.getElementById(vstrDisplay);
  if(objDisplay)
    {
    // Buttons
    var strContent = '';
    var astrButtons = new Array("empty");

    // - All-Inkl
    strContent = '<a href="http://www.all-inkl.com/index.php?partner=167674" target="_blank">';
    strContent += '<img src="http://www.all-inkl.com/banner/button_hosted_by.gif" ';
    strContent += 'width="88" height="31" alt="ALL-INKL.COM Webhosting"></a>';
    astrButtons.push(strContent);
    // - RdI
    strContent = '<a href="http://www.rettet-das-internet.de" target="_blank">';
    strContent += '<img src="http://www.rettet-das-internet.de/button1.gif" ';
    strContent += 'width="88" height="31" alt="Rettet das Internet!"></a>';
    astrButtons.push(strContent);

    // Zufaelliger Start
    intButtons = astrButtons.length;
    intIndex = Math.ceil(intButtons * Math.random());

    // Vorladen
    strContent = "";
    for(intIdx = 1; intIdx <= intButtons; intIdx++)
      {
      strContent = strContent + '<div id="' + strBUTTONPREFIX + intIdx + '" align="center" style="display:none">' + astrButtons[intIdx] + '</div>';
      }
    objDisplay.innerHTML = objDisplay.innerHTML + strContent;

    refreshdisplay();
    setInterval('refreshdisplay()', vintInterval);
    }
  }

function refreshdisplay()
  {
  if (intIndex >= intButtons || intIndex <= 0)
    {
    intIndex = 1;
    }
  var objButton = document.getElementById(strBUTTONPREFIX + intIndex);

  var intOldIdx = intIndex - 1;
  if (intOldIdx < 1)
    {
    intOldIdx = intButtons - 1;
    }
  var objOldButton = document.getElementById(strBUTTONPREFIX + intOldIdx);

  if(objButton && objOldButton)
    {
    objButton.style.display = 'inline';
    objOldButton.style.display = 'none';
    intIndex++;
    }
  }

//-->