Let’s create some professional web2.0 buttons like this …..
Step One
Draw a square like this
Then
Layer => Layer Style => Blending Options …
Inner Shadow
Gradient Overlay
The Gradient
Stroke
Result
Step Two
Draw 1px line [black].
Then
Layer => Layer Style => Blending Options …
Bevel and Emboss
Result
Add arrow from shapes or add your logo and write on your button .
Cradit: oweb2.com