Added branch name figure.

doc.zih.tu-dresden.de/docs/contrib/contribute_browser.md

@@ -17,11 +17,13 @@ All articles are stored in the folder "doc.zih.tu-dresden.de".
 ## Create your private copy of the repository
 
 Your contribution starts by creating your own independent copy of the reposotory that will hold your edits or addtions. 
-A private copy is created by creating a branch by clicking on "preview->hpc-compendium/ + new branch" as depicted in the following figure ![create new branch](misc/cb_create_new_branch.png).
+A private copy is created by creating a branch by clicking on "preview->hpc-compendium/ + new branch" as depicted in this figure: ![create new branch](misc/cb_create_new_branch.png)
 
 If you are not familiar with the basics of git-based document revision control yet, please have a look at [tutorials like these](https://docs.gitlab.com/ee/gitlab-basics/).
 Define a branch name that briefly decribes what you plan to change.
-For example: "edits-in-document-xyz". Click on "Create branch" as depicted in Figure ...
+For example: "edits-in-document-xyz". Click on "Create branch" as depicted in this figure:
+![set branch name](misc/cb_set_branch_name.png)
+
 As a result, you should now see your branch's name on top of your list of repository files as depcited in Figure ...
 
 ## Adding a new article