This is a, slightly hackish, pure CSS implementation of a fixed table header.
It is implemented in HTML5 and CSS3 and is tested in FX 25, Chrome 31 and IE 10.
Tested in IE9, Chrome, Firefox
Tested on IE9, Firefox, Chrome
Tested in Firefox, Chrome. Does not work in IE9
Simplest document ready code. Tested in IE9, Firefox, Chrome.