How to wait until an element exists?

Question

I\'m working on an Extension in Chrome, and I\'m wondering: what\'s the best way to find out when an element comes into existence? Using plain javascript, with an interval t

Answer 1

You can listen to DOMNodeInserted or DOMSubtreeModified events which fire whenever a new element is added to the DOM.

There is also LiveQuery jQuery plugin which would detect when a new element is created:

$("#future_element").livequery(function(){
    //element created
});