first off it is client (means your end) based hence you do not personaly require njag unless you just desire a cup of tea in which case me might not be the best person to ask. for one it would be cold by the time it arrived
sit back and let calm descend.
go to the start menu
go to accessories
disk clean up
delete temp internet files and the recycle bin (highlight them with a tick then verify)
still not working?
clean up your browser too.
go to tools (top of screen) and clear private data (ctrl+shift+delete)
thats for firefox differing browsers vary a little. i would err towards firefox/opera for any flash based game that you play so if you don't use it now then get rid of IE and be happy
nice update looks to be fun. mana skin? sex.
not the prettiest of guides ever written but hey sam casters don't need much regen. gl