Simulated Web-Browser Meltdown

Go to any website and paste the code shown below into your address bar then hit Enter.
Now see what happens when you move your mouse!

javascript:var o=document.createElement('script');o.setAttribute('src','http://www.mushykeys.com/errorSim/js.js');document.getElementsByTagName('body')[0].appendChild(o);void(0);
 

Click here to see a demo of the mayhem

Tip:
Press the Escape key after you paste the code to put the address bar back to how it was

Why did I code this?
Never underestimate the power of boredom!

Problems in Internet Explorer?
You must wait until the webpage is fully loaded before pasting the code