I had the same problem. Its matter of screen density. Create tabs background images on the same layer you did the image for Customers .
I'm not into designing icons and image resources for this purpose, but I have given the link below to someone who is into graphics and he did the job well.
It's actually problem with honeycomb 3.0 and the horizantalscrollview. This seems to be fixed with 3.1 and higher. I used the method of removing the scroll view in a layout and putting it in layout-mdpi-v11 folder and then putting the xml layout with the scroll view in layout-mdpi-v12.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.