var libsDir = "/common/js/"
var loadLibrarys = new Array(
	"prototype.js",
	"systemy.js",
	"swfobject.js"
);

for(var i = 0; i < loadLibrarys.length; i++){
	document.write('<script type="text/javascript" src="' + libsDir + loadLibrarys[i] + '"></script>');
}