Try please white background.
We can't see even 1 second every pics into animation - they are changing so fast... Could you please to do that one pics will be showed on benner during 2-3 seconds between changes.
left is animated gif format
right is .swf format
1.swf format is better, but try please to clean up our logo and it's quality (letter "O" is broken in our logo in the left top coner of banner).
2. Delay between slides should be 3 seconds - slower that now on swf banner.
3. Change please fonts of slogan to more smooth.