// begin browser detect and redirect
// (C) Netscape Communications 1999.  Permission granted to reuse and distribute. 
    var agt=navigator.userAgent.toLowerCase(); 
    var is_major = parseInt(navigator.appVersion); 
    var is_minor = parseFloat(navigator.appVersion); 
    var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) 
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) 
                && (agt.indexOf('webtv')==-1)); 
    var is_nav2 = (is_nav && (is_major == 2)); 
    var is_nav3 = (is_nav && (is_major == 3)); 
    var is_nav4 = (is_nav && (is_major == 4)); 
    var is_nav4up = (is_nav && (is_major >= 4)); 
    var is_navonly      = (is_nav && ((agt.indexOf(";nav") != -1) || 
                          (agt.indexOf("; nav") != -1)) ); 
    var is_nav5 = (is_nav && (is_major == 5)); 
    var is_nav5up = (is_nav && (is_major >= 5)); 

    var is_ie   = (agt.indexOf("msie") != -1); 
    var is_ie3  = (is_ie && (is_major < 4)); 
    var is_ie4  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1) ); 
    var is_ie4up  = (is_ie  && (is_major >= 4)); 
    var is_ie5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) ); 
    var is_ie5up  = (is_ie  && !is_ie3 && !is_ie4); 
    var is_aol   = (agt.indexOf("aol") != -1); 
    var is_aol3  = (is_aol && is_ie3); 
    var is_aol4  = (is_aol && is_ie4); 

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

if (is_nav5up)
{
   // JavaScript here for Navigator 5 and later using the W3C DOM
document.body.style.top = 0;

}
else if (is_nav4)
{
   // JavaScript here for Navigator 4 
document.body.style.top = 0;

}
else if (is_ie4up)
{
   // JavaScript here for IE 4 and later
document.body.style.top = -10;

}
else if (is_nav3 || is_opera)
{
   // JavaScript here for Nav3 and Opera 

}
else 
{
   // JavaScript here for Nav2 and IE 3 

}