Add cart , checkout, automatic email sender to online stores

Hello below its the détails of what I will need to add to my website. I need a Cart, checkout, store items selection, automatic email sender. I have multiple page but for expert it will be small script. I will award this project in 3 days. Please add détails or demo of your works with the bid.. Thank you 1. Store page with a maximum of 25 items per page (pagination) on each row; Item image – name – condition – price – quantity available – add to cart button (text field for user to add their quantity above the « add to cart button ». 2. Pagination link at the top and bottom of the page to view all result for this store page by page with 25 items max per page. 3. On the same page in a »Cart information » table, 3 buttons ( View Cart – Empty Cart and Checkout) with a cart information ( current number of item in cart and current total amount $$). Maybe I will place this in my left side column. 4. Everytime a user add items in their cart and click « add to cart » button, the informations will be automatically be updated [login to view URL] will have the possibility to view all store items or browse by color or parts. [login to view URL] clicked on CHECKOUT, the next page will show every items purchased with quantity and total price. One item per row. (Also on this page I will add store information on my end) [login to view URL] the bottom and the top of the CHECKOUT page, A button « Process the ORDER » or something like that will be available. [login to view URL] clicked, a message will appear to tell the buyer that «(E-Mail containing the order information was sent to both you and the seller. You should be receiving this e-mail shortly.) Order number must be extract and must also appear on this page. Example ( ORDER #45324 is now completed. Thank you for shopping at ##### 9. You have to create the automatic email script with this information : «You should wait for an invoice from seller before initiating payment. » Buyer name – date of order – store name – total items purchased – total amount $$ Items description with quantity and price each and total. 10 Finally the script must remove quantity of each item purchased in the store database. And fill the order mysql table I will send you my SESSION Variable to work with and mysql table name and field name with description for the script. As you can see there is no payment needed, seller and buyer will do this job. So I will need this and maybe more if I miss something. (you know this more than me) [login to view URL] with pagination [login to view URL] cart page with a link to come back or view cart can appear on the left side with loosin the current page [login to view URL] cart button without loosing our current page [login to view URL] page [login to view URL] processed page [login to view URL] email sender [login to view URL] to substract quantity to the right store and fill mysql orders table.