Help, Keyboard Problem

im hacing problem with my laptop's keyboard.. i duno wat happened to it, when i press 'e' button, My Computer appears.. and when i hit 'r' button, the Run programme shows up.. and more to go such as internet explorer and so on.. how can i fix this problem? i need help on it pls..

The Windows key is "stuck". Try tapping it a few times.

ops.. forgot to test the right side window's button.. haha.. it works now.. thx for ur help^^ i never knew that keyboard can stuck lol..