Preloader Just blinkign with no loading ? Help ME

Hi guys ,

this is simply my problem

sorry if the text is much

my problem is that i did a movie clip which i intended to make as a preloader
i amde the movie clip
inside i made three layers
one for a line
the 2nd for a small circle
the third for static text loading
i made motion tween for the circle to move
from the begining of the line to the end
ok?
i then returned back to the stage
and inserted the movie clip there
tested it , and its alright i mean it made the tween
now , i put the action for the movie clip and tested it again
the circle was at the end of the line i added a frame and put in it a picture , but when i tested the movie,the movie clip was there blinking without loading
so whats happening?

Please i need ur help as its important

thnk