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: "OmniWeb",
	versionSearch: "OmniWeb/",
	identity: "OmniWeb"
},
{
    string: navigator.vendor,
    subString: "Apple",
    identity: "Safari"
},
{
    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();