var ios = (/iphone|ipad|ipod/i.test(navigator.userAgent.toLowerCase())); var android = (/android/i.test(navigator.userAgent.toLowerCase())); var other = (/blackberry|mini|windows\sce|palm/i.test(navigator.userAgent.toLowerCase())); if (ios) { document.location = "http://itunes.apple.com/gb/app/yudu-media/id376515468?mt=8"; } else if (android) { document.location = "http://digitalversions.com/yudubrochure/Gilbane_Report_2008.pdf"; } else if (other) { document.location = "http://www.yudu.com/"; }