Hide and show on the click of image caption text

Not sure what you are asking.
You can use an image as a trigger that will expand/collapse text as shown here:
https://spacedonkey.de/1317/collapse-o-matic-image-and-text-trigger/

in all the examples so far i found that when someone clicks on some text them text collapse and expands, is it possible to manage the collapse and expand when someone clicks on image

Did you not check out the link we posted?
Check out the section entitled Without Text

What are you having trouble with?