Firefox 28 beta with html5

[utu]

.
Iceweasel in Knoppix 7.2 is upgradable to Iceweasel 24.3.0 right now with Synaptic;
that's equivalent to Firefox 24.

Iceweasel 24 passes an html5 test with a score of 432 out of 555 points; and

The html5 test is at: http://html5test.com/