あなたがやろうとしていることの骨組みとなる 3 つのサンプル ファイルを含めました。
www.external-site.com/index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8"/>
<title>3rd Party Page</title>
</head>
<body>
<script type="text/javascript"
src="http://www.example.com/michael/embed.js">
</script>
</body>
</html>
www.example.com/michael/embed.js
// load jQuery, keep it in our scope
// I'll not explain how this works but if you're making an embed
// script for other sites, you must make sure to encapsulate all
// your dependencies such as jQuery.
loadDependencies(function($) {
// document onload
$(function() {
// create a button that redirects to example.com/michael
var button = $('<a>').text('click me').click(function() {
window.location.href = 'http://www.example.com/micahel';
});
// insert that button after this script tag
var src = 'http://www.example.com/michael/embjed.js';
$('script[src="' + src + '"]').after(button);
});
});
www.example.com/michael/index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8"/>
<title>Landing Page</title>
<script type="text/javascript" src="jQuery.js"></script>
<script type="text/javascript" src="theClient.js"></script>
<script type="text/javascript">
$(function() {
// all visitors to this page will trigger this call, not just
// the ones who came from the script embed. If you want to
// differentiate I'd recommened adding a query paremeter to
// the redirect and reading it there.
theClient.chat();
});
</script>
</head>
<body>
</body>
</html>