Could be applied to lots of Linux apps. http://sourceforge.net/forum/message.php?msg_id=3874468

Step 1 - Downloads 
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Download and install vmplayer (free virtual machine software) 
http://www.vmware.com/products/player/ 
 
Download and unzip Browser-Application (free Ubuntu image with Firefox) 
http://www.vmware.com/vmtn/appliances/directory/browserapp.html 
 
Step 2 - Run 
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Run vmplayer, select Browser-Appliance.vmx 
 
Step 3 - Install Packages 
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Menubar -> System -> Administration -> Synaptic Package Manager (password: vmware) 
Search for lush, mark lush package for installation 
Search for build-essential, mark build-essential package for installation 
Click Apply 
 
That's it! vmplayer will also save any changes back to the image file.