First option is a standard button that re-routes to an external link. 


The second option is one I like a little bit better as it's a POPUP and keeps the visitors engaged within the ArtsGroup site.  I would more than likely put this in a spacer or block to make it a little easier.  

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BookDimensionsMax PagesImages allowedFinishCostIncluded
AG Classic Hardcover10 x 1016-Page50Matte or Glossy$199.99yes
AG Classic Leather (Geniune or Animal friendly)10 x 1016-Page50Matte or Glossy$249.99optional
AG Crystal Glass Cover10 x 1016-Pages50Matte or Glossy$299.99optional
Parent Books8 x 8duplicate50Matte or Glossy$99.99optional
Leather Presentation Box10 x 10n/an/aItalian Leather$79.99optional