Hi im have trouble Installing Visual Studio 2012 RC and visual studio 2011, It starts to where the black screen so up then it says visual studio but after that it dose nothing.i have 2010 installed and i us that, i just wanted to try them out, but i have a question would visual studio 2010 ultimate mess up visual studio 2012 and 2011. thanks

here is my system info
Operating Systems

Windows 7 (x86)

Architectures

32-bit (x86)

Hardware

3.6 GHz
2 GB of RAM
201 GB (NTFS)
5400 RPM hard drive
DirectX 9-capable video card running at 1024 x 768