function winop() {
   if (navigator.appName == "Microsoft Internet Explorer") {
        openNabWindowM();
   }
   else if (navigator.appName == "Netscape") {
        openNabWindowN();
   }
}

function openNabWindowN() {
    nabWin = window.open("/contents/tenso.jsp","mskairyo",
"toolbar=no,location=yes,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=no,width=800,height=580,left=100,top=10");
    nabWin.focus();
}

function openNabWindowM() {
    nabWin = window.open("/contents/tenso.jsp","mskairyo",
"toolbar=no,location=yes,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=800,height=580,left=100,top=10");
    nabWin.focus();
}