E-commerce store onTop

Want someone to put up an Easy ecommerece store, need to be possible to Edit myself and add more products later on. Need a good check out cart, visa payment, and I will add on Norwegian payment alternativs later. Refrence site: www.billigfitness.no
Need a logo for our site, and clothes aswell. Need to be cool and uniqe. With text and without. onTop is the Brand name. Dont want the mountains anymore.