JQuery calls JavaScript function?

JQuery calls JavaScript function?

Newby here...

// I have a static div block.
// I want to call a JS function when the block is clicked..

//JS
myJSfunction...

//JQuery
$(document).ready(function(){                        <-- added
      $('#imyStaticBlock').click(function(){
      myJSfunction();
});
});                                                               <-- added

<div ID="myStaticBlock">CLICK</div>

Who can set me straight on this?

Thanks