Rendering output questionable

[htlmv]

104408

why is there a white edge to my building against an sky image background? is there a way to remove this white edge?

thanks.
Howard

[htlmv]

any clue?

Thanks.

[david_peterson]

What material are yo using there? Is there any reflection property assigned?
What settings are you using?
What's the screen shot look like if you turn the sun on and raytrace?
Just some thoughts.

[htlmv]

Render - Best - Screen - Exterior Sun only - image background.
material: generic with colored image (.jpg)
sun is on.
setting from above: 104454
cloud rendering image: 104455
raytrace (via screen shot to paint program): 104456

dont know how to export the raytrace image to a file.