It is the same procedure for the insertion of pictures into pages or articles:
Login at the administration page of the blog: http://blog.stud.uni-goettingen.de/deinblogname/wp-admin.
At the menu item “Artikel” (“article”) or “Seite” (“page”), click on “Erstellen” (“create”).
There are different possibilities of how to upload your image:
NextGEN Gallery has an own menu at the administration interface, where you can manage your pictures. Before they can be added to the pages or articles, they first need to be uploaded via the following menu:
If you want to add all pictures into your article or page, just insert the following code into your article or page:
You can find the ID in the menu item “Galerie” (“gallery”) ⇒ “Galerie verwalten” (“manage gallery”).