People should be able to see all the clicks for picture 1, not just their individual clicks.
For example, if I turned on one computer and clicked on a picture once, Jenny (on a different computer) should see the clicks go up to 2 when she clicks.
Here is a full explanation, which includes the code that you can paste into an editor and see how it looks:
Should I learn python or PHP?
and why is everyone so against php?
I can always provide more info to some degree.
In summary, I need help with using the correct approach:
A. what keywords do I use in a search, to save shared data?
C. The simplest way to make it work would be very helpful.