// made by Guy Riese for Tech-Hosts.co.uk

function imgFadeChange (className, millisecs) {
  if (typeof(imgFadeChange.id) == 'undefined' || imgFadeChange.id == 'banner') {
    imgFadeChange.id = 'banner2';
    imgFadeChange.id2 = 'banner';
  } else if(imgFadeChange.id == 'banner2') {
    imgFadeChange.id = 'banner';
    imgFadeChange.id2 = 'banner2';
  }
  //alert(imgFadeChange.id);
  document.getElementById('banner').className = className; // banner verandert van class
  opacity('banner2', 100, 0, millisecs);
  setTimeout(function() { 
    document.getElementById('banner2').className = className;
  }, 500); // banner2 wordt weggevaagd
  changeOpac(100, 'banner2');
  changeOpac(100, 'banner'); // banner's opacity wordt 100%
}

function opacity(id, opacStart, opacEnd, millisec) {
    //speed for each frame
    var speed = Math.round(millisec / 100);
    var timer = 0;

    //determine the direction for the blending, if start and end are the same nothing happens
    if(opacStart > opacEnd) {
        for(i = opacStart; i >= opacEnd; i--) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } else if(opacStart < opacEnd) {
        for(i = opacStart; i <= opacEnd; i++)
            {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    }
}

//change the opacity for different browsers
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
}
// End -->