kroleternal,
<!DOCTYPE html>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
.block2 {
display: none;
background: #FFCC00;
}
div{
width: 100px;
height: 100px;
background: #FF0099;
}
</style>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js">
</script>
<script>
$(function() {
var c = $(".block1"),
a = $(".block2"),
b;
c.mousemove(function() {
window.clearTimeout(b);
a.show();
b = window.setTimeout(function() {
a.hide()
}, 1E3)
})
});
</script>
</head>
<body>
<div class='block1'></div>
<div class='block2'></div>
</body>
</html>