function ImageRotator_rotateImage(imgToRotateId) 
{
	//alert(imgToRotateId);
	var imgToRotate = document.getElementById(imgToRotateId);
	//var imgToRotate = window[this.id];
	imgToRotate.image_index = (imgToRotate.image_index+1) % imgToRotate.number_of_image;
	imgToRotate.src = imgToRotate.images[imgToRotate.image_index];
	setTimeout('ImageRotator_rotateImage("' + imgToRotateId + '")', Math.random() * 5 * imgToRotate.interval);
}


function ImageRotator(imgElement, images, interval)
{
	imgElement.images = images;
	imgElement.interval = interval;
	imgElement.image_index = 0;
	imgElement.number_of_image = imgElement.images.length;
	imgElement.src = imgElement.images[0];
	setTimeout('ImageRotator_rotateImage("' + imgElement.id + '")', Math.random() * 5 * interval);
}