To create a catalog, you must first login.

 

After logging in, click on "Admin Panel".  It should be where "login" was located. 

 

In admin panel, click "manage catalog".

 

Once in the catalog administration section, select the name of your catalog and you'll be given a choice of options.

 

click the add item button.   

 

Fill out the form and click submit.  "product description" will be to the left of the image.  "specifications" go below the image.  You may have multiple images per product.