jquery detect mobile

jQuery Mobile Device Detection Best Way
Detect various mobile handheld devices such as iPad, iPhone, iPod, iDevice, Andriod, Blackberry, WebOs and Windows Phone.

$(document).ready(function() {
var isMobile = {
    Android : function() {
        return navigator.userAgent.match(/Android/i) ? true : false;
    },
    BlackBerry : function() {
        return navigator.userAgent.match(/BlackBerry/i) ? true : false;
    },
    iOS : function() {
        return navigator.userAgent.match(/iPhone|iPad|iPod/i) ? true : false;
    },
    Windows : function() {
        return navigator.userAgent.match(/IEMobile/i) ? true : false;
    },
    any : function() {
        return (isMobile.Android() || isMobile.BlackBerry() || isMobile.iOS() || isMobile.Windows());                               }
}; 
alert(isMobile.any()) 
});