Editing the joomla website template

Editing the joomla site template (2.5.4 VM 2.0.12)
1.To make it possible to display several prices of goods in the category (since the size of the goods is different.) example http://www.opttextil.ru/shop/441/442/_abrend_b1252/
2. Make it possible to put the button "Buy" next to the button "more" when you click on which the window pops up (Name, phone, e-mail, comment). ps- Mandatory line to fill in only line phone.
3.To make it possible to output the same button in the card of the goods . after the description of the goods.http://maskzone.ru/
4.To make reviews on the right side of the site http://nemilniepuziri.ru/
5.Make a button "order a call" when you press which the window pops up (Name, phone, e-mail, comment). ps-Mandatory line to fill only line phone.) at the end and at the beginning of the site example http://maskzone.ru/
6.To make it possible to put a reverse time counter on the shares.http://nemilniepuziri.ru/
7.Opportunity to bet 2 prices (old and new). The old one should be crossed out. example http://maskzone.ru/

The site where you need to do it textilufa.ru