Build a Website Make same website but need paypal n frame

we want have in our own page a copy of this application that put frame in one picture of painting. [login to view URL] The only difference we require is that all frame of the catalogue will be showed in the same pciture, it mean when customer add a photo we show him the pciture framed with all frame available , around 180 article . Customer must be able to put width and large of the painting buyed and the system will calculate the price in this way : frame A it cost 10 usd for meter , frame B it cost 15 usd for meter , the customer put size in cm 60x80 cm , or inch 24x32 . 60x80 cm = perimter is 60+60+80+80 cm = 280 cm = 2,8 meter x 10 = 28 usd frame A and 2,8 meter x 15 = 42 frame b in inch will be same price . each framed showed will have the button paypal pay now , with information size and frame code