var flash
function popwin(theURL, width, height) {

	if(flash == null || flash.closed) {
		flash = window.open(theURL, "popup", "toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=no,width=" + width + ",height=" + height + ",top=0,left=100");
	} else {
		flash.close()
		flash = window.open(theURL, "popup", "toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=no,width=" + width + ",height=" + height + ",top=0,left=100");
	}
}