What's the best way to detect a 'touch screen' device using JavaScript?

Question

I\'ve written a jQuery plug-in that\'s for use on both desktop and mobile devices. I wondered if there is a way with JavaScript to detect if the device has touch screen capa

Answer 1

Extent jQuery support object:

jQuery.support.touch = 'ontouchend' in document;

And now you can check it anywhere, like this:

if( jQuery.support.touch )
   // do touch stuff