So, we almost know the parameters needed to be supplied to our slideToggle function. Now is the time to write the actual logic to slide the target element down. In the following example we are applying the slide toggle effect on the paragraph, on the h2 element click event, we are calling slideToggle() method on paragraph, which will make the paragraph disappear with a slide up effect and when we click the h2 heading again, the paragraph will reappear with a slide down effect.. Edit: i'm using jQuery 1.7.0 at the moment. Check out Why? speed − A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. To Donate, see this list of organizations to support from Reclaim the Block. And then add this pinch of JavaScript after you add all the above discussed code, wrapped in the