onmouseover

Issue with highlighting page elements using mouseover and mouseout event listeners

I am creating a Firefox extension that gets some information about an element on a webpage (say, the element's id attribute), upon clicking said element. I also would like to implement a feature in which hovering over the element will highlight it. There are some existing solutions that essentially...

How to fix 'Typerror is undefined' message for a function in javascript?

I am trying to manipulate the background image as soon as the user hovers over a selected option. I tested my code in firebug and loaded up the page. Instantly I get: TypeError: document.getElementsByTagName(...).style is undefined var bg = document.getElementsByTagName("html").style.backgroundColor...

Drop Down menu — onmouseout getting invoked on the child node when set in the parent node

Trying to mimic the browse catagories in the following link https://dev.twitter.com/discussions onmouseover -- the container expands to fit the new items within itself -- but,moving the mouse within the container(expanded conainer) will result in the onmouseout getting invoked -- even when the mouse...

Using Selenium IDE how can I mouseover elements in bootstrap scripted UIs?

I am trying to use mouseover to hover over an element in a site using Bootstrap (I've tried with buttons, or simply img classes) but no luck. Here's my element that I want to mouseOver on for which some content gets displayed (which I want to validate) on doing so. thanks <span class="label-info...

Creating a loop from a series of onMouseOver Events

how can I create a loop out of this function. window.onload = function makeHalo() { document.getElementById("d1").onmouseover = function() { this.id ="d1On"; this.className="hover"; document.getElementById("menu1").style.color="#6DC5E6"; }; document.getElementById("menu1").onmouseover = function() {...