/*
   DynAPI Distribution
   Browser Class

   The DynAPI Distribution is distributed under the terms of the GNU LGPL license.
*/
function Browser() {
        var b=navigator.appName;
        if (b.indexOf('Netscape')!=-1) this.b="ns";
        else if ((b=="Opera") || (navigator.userAgent.indexOf("Opera")>0)) this.b = "opera";
        else if (b=="Microsoft Internet Explorer") this.b="ie";
        if (!b) {this.b="invalid"; this.invalid=true;}
        this.version=navigator.appVersion;
        this.v=parseInt(this.version);
        this.ns=(this.b=="ns" && this.v>=4);
        this.ns4=(this.b=="ns" && this.v==4);
        this.ns6=(this.b=="ns" && this.v==5);
        this.ie=(this.b=="ie" && this.v>=4);
        this.ie4=(this.version.indexOf('MSIE 4')>0);
        this.ie5=(this.version.indexOf('MSIE 5')>0);
        this.ie55=(this.version.indexOf('MSIE 5.5')>0);
        this.ie6=(this.version.indexOf('MSIE 6.0')>0);
        this.opera=(this.b=="opera");
        this.dom=(document.createElement && document.appendChild && document.getElementsByTagName)?true:false;
        this.def=(this.ie||this.dom); // most used browsers, for faster if loops
        var ua=navigator.userAgent.toLowerCase();
        if (ua.indexOf("win")>-1) this.platform="win32";
        else if (ua.indexOf("mac")>-1) this.platform="mac";
        else this.platform="other";
}
is=new Browser();