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// Browser Detect Lite v2.1
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// http://www.dithered.com/javascript/browser_detect/index.html
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// modified by Chris Nott (chris@NOSPAMdithered.com - remove NOSPAM)
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//
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// modified by Michael Lovitt to include OmniWeb and Dreamcast
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function BrowserDetectLite() {
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var ua = navigator.userAgent.toLowerCase();
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this.ua = ua;
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// browser name
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this.isGecko = (ua.indexOf('gecko') != -1);
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this.isMozilla = (this.isGecko && ua.indexOf("gecko/") + 14 == ua.length);
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this.isNS = ( (this.isGecko) ? (ua.indexOf('netscape') != -1) : ( (ua.indexOf('mozilla') != -1) && (ua.indexOf('spoofer') == -1) && (ua.indexOf('compatible') == -1) && (ua.indexOf('opera') == -1) && (ua.indexOf('webtv') == -1) && (ua.indexOf('hotjava') == -1) ) );
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this.isIE = ( (ua.indexOf("msie") != -1) && (ua.indexOf("opera") == -1) && (ua.indexOf("webtv") == -1) );
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this.isOpera = (ua.indexOf("opera") != -1);
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this.isKonqueror = (ua.indexOf("konqueror") != -1);
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this.isIcab = (ua.indexOf("icab") != -1);
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this.isAol = (ua.indexOf("aol") != -1);
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this.isWebtv = (ua.indexOf("webtv") != -1);
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this.isOmniweb = (ua.indexOf("omniweb") != -1);
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this.isDreamcast = (ua.indexOf("dreamcast") != -1);
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// spoofing and compatible browsers
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this.isIECompatible = ( (ua.indexOf("msie") != -1) && !this.isIE);
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this.isNSCompatible = ( (ua.indexOf("mozilla") != -1) && !this.isNS && !this.isMozilla);
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// browser version
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this.versionMinor = parseFloat(navigator.appVersion);
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// correct version number for NS6+
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if (this.isNS && this.isGecko) {
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this.versionMinor = parseFloat( ua.substring( ua.lastIndexOf('/') + 1 ) );
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}
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// correct version number for IE4+
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else if (this.isIE && this.versionMinor >= 4) {
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this.versionMinor = parseFloat( ua.substring( ua.indexOf('msie ') + 5 ) );
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}
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// correct version number for Opera
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else if (this.isOpera) {
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if (ua.indexOf('opera/') != -1) {
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this.versionMinor = parseFloat( ua.substring( ua.indexOf('opera/') + 6 ) );
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}
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else {
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this.versionMinor = parseFloat( ua.substring( ua.indexOf('opera ') + 6 ) );
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}
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}
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// correct version number for Konqueror
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else if (this.isKonqueror) {
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this.versionMinor = parseFloat( ua.substring( ua.indexOf('konqueror/') + 10 ) );
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}
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// correct version number for iCab
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else if (this.isIcab) {
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if (ua.indexOf('icab/') != -1) {
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this.versionMinor = parseFloat( ua.substring( ua.indexOf('icab/') + 6 ) );
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}
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else {
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this.versionMinor = parseFloat( ua.substring( ua.indexOf('icab ') + 6 ) );
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}
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}
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// correct version number for WebTV
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else if (this.isWebtv) {
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this.versionMinor = parseFloat( ua.substring( ua.indexOf('webtv/') + 6 ) );
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}
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this.versionMajor = parseInt(this.versionMinor);
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this.geckoVersion = ( (this.isGecko) ? ua.substring( (ua.lastIndexOf('gecko/') + 6), (ua.lastIndexOf('gecko/') + 14) ) : -1 );
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// platform
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this.isWin = (ua.indexOf('win') != -1);
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this.isWin32 = (this.isWin && ( ua.indexOf('95') != -1 || ua.indexOf('98') != -1 || ua.indexOf('nt') != -1 || ua.indexOf('win32') != -1 || ua.indexOf('32bit') != -1) );
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this.isMac = (ua.indexOf('mac') != -1);
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this.isUnix = (ua.indexOf('unix') != -1 || ua.indexOf('linux') != -1 || ua.indexOf('sunos') != -1 || ua.indexOf('bsd') != -1 || ua.indexOf('x11') != -1)
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// specific browser shortcuts
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this.isNS4x = (this.isNS && this.versionMajor == 4);
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this.isNS40x = (this.isNS4x && this.versionMinor < 4.5);
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this.isNS47x = (this.isNS4x && this.versionMinor >= 4.7);
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this.isNS4up = (this.isNS && this.versionMinor >= 4);
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this.isNS6x = (this.isNS && this.versionMajor == 6);
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this.isNS6up = (this.isNS && this.versionMajor >= 6);
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this.isIE4x = (this.isIE && this.versionMajor == 4);
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this.isIE4up = (this.isIE && this.versionMajor >= 4);
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this.isIE5x = (this.isIE && this.versionMajor == 5);
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this.isIE55 = (this.isIE && this.versionMinor == 5.5);
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this.isIE5up = (this.isIE && this.versionMajor >= 5);
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this.isIE6x = (this.isIE && this.versionMajor == 6);
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this.isIE6up = (this.isIE && this.versionMajor >= 6);
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this.isIE4xMac = (this.isIE4x && this.isMac);
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}
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var browser = new BrowserDetectLite();
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