CERFWindow = null
function CERFSearch(queryString) {
	CERFWindow = window.open("", "CERFWindow", "")
	if (!CERFWindow || CERFWindow.closed || !CERFWindow.mainframe) {
		CERFWindow = window.open(
			"http://www.cerfinfo.com/cerf/bin/booksys.asp?query=" + queryString,
			"CERFWindow", "")
	} else {
		CERFWindow.mainframe.location =
			"http://www.cerfinfo.com/cerf/bin/search.asp?keyword=" + queryString
	}
	CERFWindow.focus()
	return (CERFWindow != null)
}