function initImgRotation() {
    var rotator1 = new rotateImgObj('img1',2250);
    rotator1.addImages("bridalguide_logo_resized2.jpg","cosmopolitan_logo_resized2.jpg","elle_logo_resized2.jpg","elegantwedding_logo_resized2.jpg","tango_logo_resized.jpg");
  rotator1.rotate();

  var rotator2 = new rotateImgObj('img2',2750);
    rotator2.addImages("todayshow_logo_resized2.jpg","goodmorningamerica_logo_resized3.jpg","fox_logo_resized2.jpg","wb_logo_resized2.jpg");
  rotator2.rotate();

  rotateImgObj.start();
}

rotateImgObj.imagesPath = "/images/";
rotateImgObjs = [];

function rotateImgObj(nm,s) {
  this.speed=s; this.ctr=0; this.timer=0;
  this.imgObj = document.images[nm];
  this.index = rotateImgObjs.length; rotateImgObjs[this.index] = this;
  this.animString = "rotateImgObjs[" + this.index + "]";
}

rotateImgObj.prototype = {
  addImages: function() {
    this.imgObj.imgs = [];
    for (var i=0; i<arguments.length; i++) {
      this.imgObj.imgs[i] = new Image();
      this.imgObj.imgs[i].src = rotateImgObj.imagesPath + arguments[i];
    }
  },

  rotate: function() {
    if (this.ctr < this.imgObj.imgs.length-1) this.ctr++;
    else this.ctr = 0;
    this.imgObj.src = this.imgObj.imgs[this.ctr].src;
  }
}

rotateImgObj.start = function() {
  for (var i=0; i<rotateImgObjs.length; i++)
    rotateImgObjs[i].timer = setInterval(rotateImgObjs[i].animString + ".rotate()", rotateImgObjs[i].speed);
}