When I asked this question, Phillip Walden replied: from: http://www.suseforums.net/index.php?showtopic=17183 "/configure firefox so that it doesn't misinterpret the horizontal scroll. In firefox type in URL (address bar): "about:config" and set mousewheel.horizscroll.withnokey.action to 0 (change the setting by double clicking on the line) and then also set mousewheel.horizscroll.withnokey.sysnumlines to true./" which solved this for me. hth... --wpd