function showBeerList(domain, id, w, h, type, sort) {
    //If domain is missing or null use default of www.yourround.co.uk
    if (domain == null)
    { domain = 'http://www.yourround.co.uk/' }
    //If ID is missing or null use default of 1
    if (id == null)
    { id = '1' }
    //If Width is missing or null use default of 520
    if (w == null)
    { w = '520' }
    //If Height is missing or null use default of 560
    if (h == null)
    { h = '560' }
    //If Type is missing or null use default of 90
    if (type == null)
    { type = '90' }
    //If Sort is missing or null use default of sort by name
    if (sort == null)
    { sort = "name" }
    document.write('<iframe src="' + domain + 'Festival/FestivalBeerWidget.aspx?BeerCamID=' + id + '&FilterType=' + type + '&SortBy=' + sort + '" width="' + w + '" height="' + h + '"></iframe>');
}