General Joomla Programming or General Maintenance

Have existing website built in joomla. Need to tweak a few things -add word Beta to all pages of site -Feedburner/RSS programming -social media gadgets -fix comments on blog -comments on mojoblog..create forum -set up media and advertising files that need to be linked; some formatting here too -look at joomla SEO -ensure webpage is PDA friendly web page -create contest info page -create interactive contest page where users can upload a 1 minute video for others to see and vote on them; votes need to be tracked so we know who contest winner is - may need to incorporate utube etc Max Budget $100 CAD Urgent