<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
img { position: absolute; }
</style>
<body>
<script type='text/javascript'>
function moveImage() {
let moveId = document.getElementById("move");
moveId.style.top = "200px";
moveId.style.left = "200px";
moveId.style.position = "absolute";
document.onmousedown = coordinates;
document.onmouseup = mouseup;
let leftp = undefined;
let topp = undefined;
let xcoor = undefined;
let ycoor = undefined;
function coordinates(e) {
if (e === null) { e = window.event;}
let sender = (typeof( window.event ) != "undefined" ) ? e.srcElement : e.target;
if (sender.id === "move") {