Untitled

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title>Binding and Unbinding Events with jQuery</title>
    <script type="text/javascript" src="jquery-3.3.1.min-2.js"></script>
    <script type="text/javascript">
        $(function() {
            $("#evtTarget").mouseover(function(){
                $("#evtTarget").toggle("highlight");
            });

            $("#evtTarget").mouseleave(function(){
                $("#evtTarget").toggle("highlight");
            });

        });
    </script>
    <style type='text/css'>
    .normal {
        width:300px;
        height:200px;
        background-color:Yellow;
        font-size:18pt;
   }

    .highlighted {
        background-color:Red;
                width:300px;
        height:200px;
        font-size:18pt;

    }
    </style>
</head>
<body>
<h1>Binding Event Example</h1>
<div id="evtTarget" class="normal">Mouse over this div to see the effect. Click on it to unbind the mouseover.</div>
</body>
</html>