var url = document.getElementsByTagName('script')[document.getElementsByTagName('script').length-1].getAttribute('src');
var dragurl = url.substring(0,url.length-3) + '/';
//** include CSS **
document.write('<link type="text/css" rel="stylesheet" href="'+dragurl+'drag.css">');
//** include JS **
document.write('<script type="text/javascript" src="'+dragurl+'drag.js"></script>');
document.write('<script type="text/javascript" src="'+dragurl+'logic.js"></script>');