image sharing script modification site

i have a low budget around 90$ and need to complete around 3 days. im am looking for a Chevereto 2.5.9 modification: The theme need to be inspire by this one [login to view URL] - New theme ( flat theme) easy for me to modify -in the upload section i need a checkbox private or not. (gona be show or not in gallery) -Adult content check box - i need a gallery galley preview on the main page - i need a gallery page related to the preview.. and couple of things like possibility to add tag on description when you upload picture and add a tagcloud on the main page below the preview gallery I only hire freelancer with experience with that kind of work. portfolio or exemple of the skill is important