Put the summary of the bug you're having here
What I expected to happen was...:
installed on older laptop and clicked play thought game would start
What actually happened was...:
launcher indicates that mindcraft crashed
Steps to Reproduce:
1. click play . ...
3. ...
Environment
OS: Windows XP (ver 5.1, arch x86)
Java: 1.6.0_07 (by Sun Microsystems Inc.)
Launcher: 1.0.8 (bootstrap 4)
Minecraft: 1.6.1 (updated Tue Jul 02 13:27:58 EDT 2013)
I think your laptop couldn't handle the relatively intense requirements to run Minecraft.