var PropertyImage = new function() {

    this.ImageHover = function(aLink, sMainImageURL) {

        f.GetObject('imgMainImage').src = sMainImageURL;

        var aThumbnailLinks = f.GetObjectsByIDPrefix('aThumb', 'a');
        if (aThumbnailLinks.length > 1) {
            for (var i = 0; i < aThumbnailLinks.length; i++) {
                f.SetClassIf(aThumbnailLinks[i], 'selected', aThumbnailLinks[i] == aLink);
            }
        }
    }
}