Get the real width and height of an image with JavaScript? (in Safari/Chrome)

Question

I am creating a jQuery plugin.

How do I get the real image width and height with Javascript in Safari?

The following works with Firefox 3, IE7 and Opera 9:

Answer 1

If the image is already used, you sholud:

1. set image simensions to initial

   image.css('width', 'initial'); image.css('height', 'initial');

2. get dimensions

   var originalWidth = $(this).width(); var originalHeight = $(this).height();