Mac OS X Lion’s “Safe files” No Longer Opens Disk Images

Looks like in Safari 5.1 in Lion disk images (.dmg) are no longer classed as “Safe” files after the whole Mac Defender cat and mouse malware saga.

The enabled by default “Open ‘safe’ files after downloading” preference of Safari automatically opens certain types of files as a convenience aid.

Safari 5.0 on Snow Leopard:

Safari 5.1 on Lion:

I found this quite useful, but I guess it’s just another move closer to an ‘App Store’ only world..

Katamari Hack

The winner of the 2011 Yahoo HackU contest at University of Washington, this is so cool.

Click here to activate the Katamari Damacy effect.

You can also install it as a bookmarklet by dragging: Katamari to your bookmarks bar.

It uses CSS3 transforms and html5 canvas to do this awesome effect.

Hats off to the developers, this works seamlessly. Checkout the javascript source code to see how they’re doing it or find out more on

Fullscreen HTML5 Video in Safari via JavaScript

In Safari 5 HTML5 videos played in the <video> tag can now be made fullscreen, if you’re using the default controls then a button is available, but if you’re overriding them with a custom control you can use:


This needs to be called on the video tag element, for example, to fullscreen the first video tag on the page use: