Are your images of the correct proportions? Did you manipulate them in Photoshop properly. Also check this out from 3dsmax's own tutorials from the installed files on your PC http://docs.autodesk.com/3DSMAX/12/ENU/3ds%20Max%202010%20Tutorials/files/WSf742dab041063133-62b9306f112a19e40dd-7fe3.htm Humm I usually avoid using…
as you are folllow that tutorial you'll get to 'Select the plane called 'Side' and apply the material, also click the checkered square to 'Show map in Viewport':' instead of just turning it on, hold it down and select the second option then turn it on. thats what improves the quality
viewport backgrounds are pretty buggy, they are prone to moving and sometimes swap between views :( your much better off using correctly proportioned planes rather than viewport backgrounds. they're far easier to work with and setup, and the display quality is much much better follow the 2nd tutorial tekmatic posted. go to…