This script runs in an extension that will automate the process of commenting on any video.
Refresh/reload the content in Div using jquery/ajax
How do you select a particular option in a SELECT element in jQuery?
how to create ajax request without using serialize
If you have let's say an unordered list and it is populated with multiple items and you need to highligh the clicked item and if clicked again remove the highlight. A very good and interresting way to do this is to make use of the buble behavoir for events and add event listener only for the parent container element, and then use the event.target to get to the clicked element itself, which is the list item in our example.
Here is a snippet for a function to create a loader or a loading div to be used with ajax request and then can also hide it.