Catalouge display and selection of the goods

catalouge miltilevel good selection
setting of enlarging parameters for every item
good list including its paging and sorting (upgoing, downgoing) according to the enlarging parameters
detail of the selected item including its description, pictures and download files
arbitrary description of particular categories of the good in every level can supplement with pictures and download files
possibility of selecting goods in particular category with various formers
click on the image in detail is the ability to preview larger image