Quick & dirty browser sniff to detect mobile devices.

browserSniff.js

/**
 * Quick & dirty browser sniff to detect mobile devices.
 */
var isMobile = false;

if( navigator.userAgent.match(/Android/i) ||
    navigator.userAgent.match(/webOS/i) ||
    navigator.userAgent.match(/iPhone/i) ||
    navigator.userAgent.match(/iPod/i) ||
    navigator.userAgent.match(/iPad/i) ||
    navigator.userAgent.match(/BlackBerry/i) ||
    navigator.userAgent.match(/IEMobile/i) ||
    navigator.userAgent.match(/Opera Mini/i)
) {
    isMobile = true;
}