3dwarehouse

in this 3dwarehouse i have to delete the stairs to reduce the size of the file, However i ll upload the stairs model in different file

http://sketchup.google.com/3dwarehouse/details?mid=6b36061175fa2d269d24133c3861853d&prevstart=0

Animations

This video show the stair that lead to upper ground and textures in upper level


This video shows the stair that connect the plain ground and the underground level and also some textures

This video show overall design