function motionlink_sst () {
	var ref;
	var img_src;
	if (parent.frames.length > 0)
		ref		= parent.document.referrer;
	else
		ref		= document.referrer;
	img_src		= "http://www.motionlink.jp/sst_main.php?cl=C1111735-0002&ref=" + encodeURIComponent (ref);
	document.write("<img src='" + img_src + "' width='1' height='1' border='0'>");
}
motionlink_sst();