<script type="text/javascript" defer>
	try
	{
		var win = window.external.menuArguments;
		var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		
		xmlhttp.open('GET', 'http://is.gd/api.php?longurl=' + external.menuArguments.document.URL);
		xmlhttp.onreadystatechange = handleStateChange;
		xmlhttp.send(null);
			
		function handleStateChange()
		{
			win.clipboardData.clearData();		
			if (xmlhttp.readyState == 4)
			{
				alert('URL converted to: ' + xmlhttp.responseText);
				win.clipboardData.setData("Text",xmlhttp.responseText);
				xmlhttp.abort();
				xmlhttp = null;
			}
			
		}
	}
	catch(ex)
	{
		alert("tinyurl.js - An Exception occured: " + ex.message);
	}
</script>

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\MenuExt]

[HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\MenuExt\&Make URL as Tinyurl]
@="C:\\Tools\\IE\\tinyurl.js"

Download der beiden Files: hier