Ecommerce webite graphics needed

I'm in need of a skilled artist/designer to design multiple graphics for our e commerce website at www.cymbalismmusic.com. We will need a set of different promotional graphics that follow a common dedign theme of the website. The graphics will need to be complete except for the product images and text which we can add ourselves. Since we are not knowledgeable in Photoshop the graphics would need to be in a high resolution JPG or GIF format. Designer must be able to fully understand our requirements and provide professional design advice and input. Designer must be highly experienced with designing graphics for e commerce sites like our.