Detect apple device

gistfile1.js

function isAppleDevice(){
	var apple = {};
	apple.ua = navigator.userAgent;
	apple.device = false;
	apple.types = ['iPhone', 'iPod', 'iPad'];
	for (var i = 0; i < apple.types.length; i += 1) {
		var t = apple.types[i];
		apple[t] = !!apple.ua.match(new RegExp(t, "i"));
		apple.device = apple.device || apple[t];
	};
	return apple.device;
}