Selecting HTML elements with similar ID

You want to select only certain HTML elements that have id starting with some string? This is the right tutorial for you.
Look at first highlighted portion of code - it's jQuery selector that selects all elements starting with 'q'.
That means that only they will be transformed.

jQuery's on function tutorial

This tutorial show how to work with table element. It uses jQuery function on() to highlight both tables. The one that will be inserted in page DOM after AJAX call to file ajax.php and the other table that is part of initial DOM.