Redirect to another site when mobile device is detected

mobiDetect.js

var userAgent = navigator.userAgent.toLowerCase();
var devices = new Array('nokia','iphone','blackberry','sony','lg','htc_tattoo','samsung','symbian','SymbianOS','elaine','palm','series60','windows ce','android','obigo','netfront','openwave','mobilexplorer','operamini');
var url_redirect = 'http://www.example.com';
function mobiDetect(userAgent, devices) {
  for(var i = 0; i < devices.length; i++) {
		if (userAgent.search(devices[i]) > 0) {
			return true;
		}
	}
	return false;
}
if (mobiDetect(userAgent, devices)) {
  window.location.href = url_redirect;
}