how to take screenshots
first play your hack and where ever you want the screenshot if thats good just press f12 on your key board
and on your desktop there should be a screenshot its what ever you called the rom so like if i called it pokemon 1 it should on your desktop pokemon 1 .png
uploading them you make an accout on photobucket and upload it copy the screenshot and paste it on the thread and you should be done
hope it helped