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<!DOCTYPE html>

<html>
<head>
<script src="./vex/vex.combined.min.js"></script>
<style>
div
{
	width: 300px;
}
</style>
<link rel="stylesheet" href="vex/vex.css" />
<link rel="stylesheet" href="vex/vex-theme-plain.css" />
</head>
<body>
<script>
vex.dialog.alert({
    message: 'Hello, World!',
    className: 'vex-theme-plain'
});
</script>
</body>
</html>