My notebook will not boot up

What happens when you try to startup the Mac?

Go step by step and test.

http://support.apple.com/kb/TS1365

Note: Steps 5 and 6

Step 5

Reset SMC. http://support.apple.com/kb/HT3964

Choose the method for:

"Resetting SMC on portables with a battery you should not remove on your own".

no it just quits when i try to open something on it