Node Connectivity
There are 5 nodes that can be used as predessesor
for a node with an input port of type 
Python Connection Port Object.
Clicker
Click on a specified element.
Navigator
Navigate back and forward or to a new URL.
Selenium Recording Player
Executes a script created by the Selenium IDE.
Text Sender
Send a string to an element.
Web Interaction Start
Opens a browser instance.