/* added 2004-06-10 by Michael Keck
     *       we need this for Backwards-Compatibility and resolving problems
     *       with non DOM browsers, which may have problems with css 2 (like NC 4)
    */
    var isDOM      = (typeof(document.getElementsByTagName) != 'undefined'
                      && typeof(document.createElement) != 'undefined')
                   ? 1 : 0;
    var isIE4      = (typeof(document.all) != 'undefined'
                      && parseInt(navigator.appVersion) >= 4)
                   ? 1 : 0;
    var isNS4      = (typeof(document.layers) != 'undefined')
                   ? 1 : 0;
    var capable    = (isDOM || isIE4 || isNS4)
                   ? 1 : 0;
    // Uggly fix for Opera and Konqueror 2.2 that are half DOM compliant
    if (capable) {
        if (typeof(window.opera) != 'undefined') {
            var browserName = ' ' + navigator.userAgent.toLowerCase();
            if ((browserName.indexOf('konqueror 7') == 0)) {
                capable = 0;
            }
        } else if (typeof(navigator.userAgent) != 'undefined') {
            var browserName = ' ' + navigator.userAgent.toLowerCase();
            if ((browserName.indexOf('konqueror') > 0) && (browserName.indexOf('konqueror/3') == 0)) {
                capable = 0;
            }
        } // end if... else if...
    } // end if