var BrowserDetect = {
    init: function () {
        this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
        this.version = this.searchVersion(navigator.userAgent)
            || this.searchVersion(navigator.appVersion)
            || "an unknown version";
        this.OS = this.searchString(this.dataOS) || "an unknown OS";
    },
    searchString: function (data) {
        for (var i=0;i<data.length;i++)    {
            var dataString = data[i].string;
            var dataProp = data[i].prop;
            this.versionSearchString = data[i].versionSearch || data[i].identity;
            if (dataString) {
                if (dataString.indexOf(data[i].subString) != -1)
                    return data[i].identity;
            }
            else if (dataProp)
                return data[i].identity;
        }
    },
    searchVersion: function (dataString) {
        var index = dataString.indexOf(this.versionSearchString);
        if (index == -1) return;
        return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
    },
    dataBrowser: [
        {
            string: navigator.userAgent,
            subString: "Chrome",
            identity: "Chrome"
        },
        {     string: navigator.userAgent,
            subString: "OmniWeb",
            versionSearch: "OmniWeb/",
            identity: "OmniWeb"
        },
        {
            string: navigator.vendor,
            subString: "Apple",
            identity: "Safari",
            versionSearch: "Version"
        },
        {
            prop: window.opera,
            identity: "Opera"
        },
        {
            string: navigator.vendor,
            subString: "iCab",
            identity: "iCab"
        },
        {
            string: navigator.vendor,
            subString: "KDE",
            identity: "Konqueror"
        },
        {
            string: navigator.userAgent,
            subString: "Firefox",
            identity: "Firefox"
        },
        {
            string: navigator.vendor,
            subString: "Camino",
            identity: "Camino"
        },
        {        // for newer Netscapes (6+)
            string: navigator.userAgent,
            subString: "Netscape",
            identity: "Netscape"
        },
        {
            string: navigator.userAgent,
            subString: "MSIE",
            identity: "Explorer",
            versionSearch: "MSIE"
        },
        {
            string: navigator.userAgent,
            subString: "Gecko",
            identity: "Mozilla",
            versionSearch: "rv"
        },
        {         // for older Netscapes (4-)
            string: navigator.userAgent,
            subString: "Mozilla",
            identity: "Netscape",
            versionSearch: "Mozilla"
        }
    ],
    dataOS : [
        {
            string: navigator.platform,
            subString: "Win",
            identity: "Windows"
        },
        {
            string: navigator.platform,
            subString: "Mac",
            identity: "Mac"
        },
        {
            string: navigator.platform,
            subString: "Linux",
            identity: "Linux"
        }
    ]

};
BrowserDetect.init();

function noSpam() {
    var regExp = /<\/?[^>]+>/gi;
    var as=$$('a[class~=email]');
    for (var i=0;i<as.length;i++) {
        var a=as[i];
        var email=a.innerHTML.replace(regExp,"");
        email=email.replace('*','@');
        a.innerHTML=a.innerHTML.replace('*','@');
        a.writeAttribute('href','mailto:'+email);
    }
  }
  
function accessKeys() {
    var ack=$$('[accesskey]');
    var t=' - Tastenkombination ';
    switch(BrowserDetect.browser) {
        case 'Chrome':
            t=t+'Alt-';
        break;
       
        case 'Safari':
            t=t+'Alt-';
        break;
        case 'Firefox':
            t=t+'Shift-Alt-';
        break;
        case 'Opera':
            t=t+'Shift-Esc+';
        break;
        case 'Explorer':
            t=t+'Alt-';
        break;
    }
    for (var i=0;i<ack.length;i++) {
        var e=ack[i];
        e.writeAttribute('title',e.readAttribute('title')+t+e.readAttribute('accesskey'));
    }
    
}  

function printVersion() {
    var as=$$('link[rel=stylesheet][media~=print]');
    for (var i=0;i<as.length;i++) {
        var a=as[i];
        if(false && a.getAttribute("href") && a.getAttribute("type")=='text/css' && !a.disabled) {
            var as=$$('a');
            var ol=document.createElement('ol');
            for (var i=0;i<as.length;i++) {
                var a=as[i];
                var li=document.createElement('li');
                li.appendChild(document.createTextNode(a.getAttribute('href')));
                ol.appendChild(li);
            }    
            document.body.appendChild(ol);
        }
    }    
}


document.observe("dom:loaded", function() {
    noSpam();
    accessKeys();
    /* printVersion();*/
    });