function detectTapatalk() {
if (document.cookie.indexOf("tapatalk_redirect=false") < 0) {
        if (!navigator.userAgent.match(/Opera/i) && !navigator.userAgent.match(/Dolphin/i)) {
                if ((navigator.userAgent.match(/iPhone/i)) || (navigator.userAgent.match(/iPod/i))) {
                        setTapatalkCookies();
                        if (confirm("RedCafe.net has an app for iPhone and iPod Touch! Click OK to learn more about Tapatalk."))
                                window.location = "http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=307880732&mt=8";
                } else if(navigator.userAgent.match(/iPad/i)) {
                        setTapatalkCookies();
                        if (confirm("RedCafe.net has an app for iPad! Click OK to learn more about Tapatalk."))
                                window.location = "http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=307880732&mt=8";
                } else if(navigator.userAgent.match(/android/i)) {
                        setTapatalkCookies();
                        if (confirm("RedCafe.net has an app for Android phone! Click OK to learn more about Tapatalk."))
                                window.location = "market://details?id=com.quoord.tapatalkpro.activity";
                } else if((navigator.userAgent.match(/Windows Phone/i)) || (navigator.userAgent.match(/ZuneWP7/i))) {
                        setTapatalkCookies();
                        if (confirm("RedCafe.net has an app for Windows Phone! Click OK to learn more about BoardExpress."))      
                                window.location = "zune://navigate/?phoneAppID=ac6eeb5d-e7da-df11-a844-00237de2db9e";
                } else if(navigator.userAgent.match(/webOS/i)) {
                        setTapatalkCookies();
                        if (confirm("RedCafe.net has an app for webOS phone! Click OK to learn more about Tapatalk."))      
                                window.location = "http://developer.palm.com/appredirect/?packageid=com.newnessdevelopments.forums";
                } else if(navigator.userAgent.match(/BlackBerry/i)) {
                        setTapatalkCookies();
                        if (confirm("RedCafe.net has an app for BlackBerry! Click OK to learn more about Tapatalk."))      
                                window.location = "http://appworld.blackberry.com/webstore/content/46654?lang=en";
                }
        }
}

function setTapatalkCookies() {
    var date = new Date();
    var days = 90;
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+ date.toGMTString();
    document.cookie = "tapatalk_redirect=false" + expires; 
}

detectTapatalk();