var ss_json = {};
function siteSearch(keyword, target, width, height, start)
{
	if(keyword)
	{
		if(!target) target = '';
		if(!width) width = 480;
		if(!height) height = 320;
		var topPosition = (screen.height - height) / 2;
		var leftPosition = (screen.width - width) / 2;
		var url = 'http://www.saga-n.net/sitesearch.php?k=' + encodeURIComponent(keyword) + '&t=' + encodeURIComponent(target) + '&l=' + encodeURIComponent(location) + '&w=' + width + '&h=' + height;
		if(start) url = url + '&f=' + start;
		var w = window.open('', 'sitesearch', 'location=0,status=0,scrollbars=1,resizable=1,width=' + width + ',height=' + height + ',top=' + topPosition + ',left=' + leftPosition);
		w.focus();
		ss_json.onload = function(data)
		{
			w.document.write(data['html']);
			w.document.close();
		}
		var ss_script = self.document.getElementsByTagName("head")[0].appendChild(document.createElement("script"));
		ss_script.type = "text/javascript";
		ss_script.charset = "utf-8";
		ss_script.src = url;
	}
	else
	{
		alert('検索キーワードを入力して下さい。');
	}
	return false;
}