function moveElementBack() {
	//Check for DOM
	if (!document.getElementById) return false;
	if (!document.getElementsByTagName) return false;
	//Check for tags
	if (!document.getElementById("info_tag")) return false;
	if (!document.getElementsByTagName('dl')) return false;
	//Get the list
	var lists = document.getElementsByTagName('dl');
	var detail = lists[0];
	//check the position
	var position = parseInt(detail.style.marginLeft);
	if (position == -254) {
		var infotag = document.getElementById("info_tag");
		infotag.style.display = "block";
		var closetag = document.getElementById("close_tag");
		closetag.style.display = "none";
		var bagnumber = document.getElementById("bag_number");
		bagnumber.style.display = "block";
		var bagtitle = document.getElementById("bag_title");
		bagtitle.style.display = "block";
		return true;
	}
	//run the animation
	if (position > -254) {
		var dist = Math.ceil((100 - position)/20);
		position = position - dist;
	}
	if (position < -254) {
		position++;
	}	
	detail.style.marginLeft = position + "px";
	//and repeat...
	movement = setTimeout("moveElementBack()",1);
}