//Simple class for rolling through a set of images...
//mcerveny@lookingyourbest.com

function ImgRollSet(imgidlist) {
    this.imgidlist = imgidlist;
    this.swap = function (curid) {
        for (var x in this.imgidlist) {
            imgid = this.imgidlist[x];
            document.getElementById(imgid).className = (imgid == curid)?"showme":"hidden";
        }
    };
    return this;
}