var pic_wnd = null;

function lang( t, c, l, v )
{
	if ( pic_wnd != null && !pic_wnd.closed ) {
		pic_wnd.close();
	}
	location = "default.asp?t=" + t + "&l=" + l + "&c=" + c + "&v=" + v;
}


function goto_map( url )
{
   if (pic_wnd != null && !pic_wnd.closed ) {
      pic_wnd.close();
   }

	var www = window.open("","");
	www.location.href=url;
	if ( www.opener == null ) www.opener = window;
}


function goto_within( url )
{
	if ( pic_wnd != null && !pic_wnd.closed ) {
		pic_wnd.close();
	}

	location = url;
}


function goto_back()
{
	if ( pic_wnd != null && !pic_wnd.closed ) {
		pic_wnd.close();
	}

	history.back();
}


function show_pic( pic_file, pic_x, pic_y, pic_wdt, pic_hgh )	
{
	var link_txt = "/asp/pict.asp?pic=\"" + pic_file + "\"";
	var attribs = "left=" + pic_x + ",top=" + pic_y + ",width=" + pic_wdt + ",height=" + pic_hgh;

	if ( pic_wnd != null && !pic_wnd.closed ) {
		pic_wnd.close();
	}

	pic_wnd = window.open("", "", attribs);
	pic_wnd.location.href = link_txt;

	if ( pic_wnd.opener == null ) pic_wnd.opener = window;
}