updated (materials.... 
catagoris for videos... and ref
if include exam and...
youtube.link description




if be limited... for whome it concern only ???? why not lock with pass
download Name...
.... disablility... con



page Similrity... consistency.....
if include imbedded.. to read live
upload book 



download button in uploader is not needed
report... count books... updated
rename button. 

short term training.... p


duplication 
search code for all pages! for all DB

search Add video pagfe correction