Guys, not everyone's computer is capable of running IE7, there are minimum system requirements that you need to check first:

http://www.microsoft.com/windows/ie/ie7/about/sysreqs/default.mspx

Computer/Processor Computer with a 233MHz processor or higher (Pentium processor recommended)

Operating System Windows XP Service Pack 2 (SP2)
Windows XP Professional x64 Edition
Windows Server 2003 Service Pack 1 (SP1)

Memory For Internet Explorer 7:
Windows XP Service Pack 2 (SP2) - 64 MB
Windows XP Professional x64 Edition - 128 MB
Windows Server 2003 Service Pack 1 (SP1) - 64 MB
Windows Server 2003 Service Pack 1 ia64 - 128 MB

Drive CD-ROM drive (if installation is done from a CD-ROM)

Display Super VGA (800 x 600) or higher-resolution monitor with 256 colors

Peripherals Modem or Internet connection; Microsoft Mouse, Microsoft IntelliMouse, or compatible pointing device