function CustomizationGroup(ID, Name, Image, Price, HeelHeight) {
    this.ID = ID;
    this.Name = Name;
    this.Image = Image;
    this.Price = Price;
    this.HeelHeight = HeelHeight;
    this.preloadedImages = new Array();
}

CustomizationGroup.prototype.PreloadImage = function() {
this.preloadedImages[this.preloadedImages.Length] = new Image();
this.preloadedImages[this.preloadedImages.Length].src = this.Image;
}