If you need to stop the image beign changed by a later script you can add this:

Use this in the page footer (after the element to be changed)

Use this in the page footer (after the element to be changed) Change the html content and add an on click submit form to a span

In your html <!– div element used for placing html within –> <div id="my_target_div"></div> To manipulate text within a block of text you could you span instead of div In your javascript document.getElementById('my_target_div').innerHTML = "<p>Hello</p>";   If using jquery $("#my_target_div").html("<p>Hello</p>"); Note that this will overwrite if you already have content between the div tags