Code Example: Troubleshooting Mouseleave Functionality in Javascript and CSS

The issue is that the elements are still visible in the browser, but the mouse events are being blocked by the higher z-axis of the . To solve this problem, one option is to load the images first and then bind the events once they have finished loading.


Although not easy to detect, the components remain visible in the browser’s view, and as a result of its elevated position in the z-axis,


is blocking all mouse activities. Consider using




in place of


. Upon completion of the animation, the


features will designate the component as


, ensuring that no other elements interfere with mouse events.

In the css, ensure that you set your divs to


and not



Kindly be informed that I have made several modifications to your JS code in order to enhance its performance.


$(".announcements").mouseenter(function() {

$(".quicklinks").mouseenter(function() {
@import url(',400i,700,700i|Work+Sans:400,600');

body { background-color: #ccc; font-family: Arial; }

#nav { background-color: #fff; width: 50px; height: 100%; position: fixed; top: 0; left: 0; z-index: 9999; }

.homebutton, .quicklinks, .announcements { width: 50px; position: fixed; z-index: 9999; border-bottom: 1px solid #fff; padding: 17px 0px; font-size:11px; text-align:center; background-color: #fff; border-bottom: 1px dotted #b5b8c0; color: #3f4f79; }

.homebutton { top: 0; left: 0; }
.quicklinks { top: 50px; left: 0; }
.announcements { top: 100px; left: 0; border-bottom: 0px solid; }

.quicklinks:hover, .announcements:hover { color: #b5b8c0; }

#links, #updates { position: fixed; height: 100%; top: 0; left: 50px; index: 99; background-color: rgba(10,10,10,0.85); width: 180px; color: #fff; padding: 30px; display:none; }

#links h1, #updates h1 { font-family: 'Work Sans'; font-size: 9px; font-weight: 400; text-transform: uppercase; letter-spacing: 1px; padding: 5px; background-color: #5c6274; display: inline-block; margin-bottom: 10px; }

.navlinks a { display: block; padding: 4px 0px; font-family: 'Work Sans'; font-size: 9px; font-weight: 400; text-transform: uppercase; letter-spacing: 1px; text-decoration: none; color: #86898c; transition: all ease 0.4s; }

.navlinks a b { margin-right: 8px; font-weight: 600; color: #5c6274; }

#updates p { white-space: pre-line; font-size: 10px; color: #9a9a9a; font-family: 'Work Sans'; margin-bottom: 20px; line-height: 130%; text-align: left; }

#updates p b { color: #5c6274; margin-right: 4px; }



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