// scripts by johan@orbitsville.com


//browserchecks
agt=navigator.userAgent.toLowerCase();
is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
            && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
            && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));

is_major = parseInt(navigator.appVersion);
is_minor = parseFloat(navigator.appVersion);
is_nav4 = (is_nav && (is_major >= 4));
is_nav6 = (is_nav && (is_major >= 5));

is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );

is_opera = (agt.indexOf("opera") != -1);

bNS = (is_nav4 && !is_nav6)? true: false;
bIE = (is_ie)? true: false;

// platforms
is_win   = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
is_mac   = (agt.indexOf("mac")!=-1);
is_linux = (agt.indexOf("inux")!=-1);