/* vim:set ts=2 sts=2 sw=2 bs=2 ai si et nu ff=dos ft=javascript: */
/* $Id$ */
/* Last Change: . */

/*
	Example
	<script type="text/javascript" src="swfobject.js"></script>
	<script type="text/javascript" src="swfif.js"></script>

	<script type="text/javascript">
		var so = new SWFObject("hoge.swf", "hoge", "100%", "100%", "9", "#ffffff");
		so.addParam("menu", "false");
		swfIF(so, "(www.)?anchor-gr.jp");
		so.write("flashcontent");
	</script>
*/

function swfIF(sobj, domain)
{
	var res = 0;
	var reg = new RegExp('^https?://' + domain);
	var ref = document.referrer;

	if (ref && ref.match(reg)) {
		res = 1;
	}

	sobj.addVariable("swfIF", String(res));
	return null;
}