Continious Scroll fla Missing text

Hi i got this script from the kirupa tutorial, and fixed it up according to my design, the problem is my content frame height is huge and text in the content stops appearing in the content mask after height 1620 eventhough the actual text in contents continues until 2950 :(, the text as u notice stops showing while previewing after where it says “What’s the difference?”, can some1 please take a look at the action layer and tell me what must be fixed, its 500 kbs heres a link to the fla. preview it and compare to the actual text , whats wrong with it:q: thanks :glasses: