<!--

var css_path      = "css/";  // $B30It(JCSS$B%U%!%$%k$N%Q%9(J($BAjBP%Q%9(J)
var css_uri       = "";         // $B30It(JCSS$B%U%!%$%k$N(JURI

function getOSType() {

  var os_name       = "unknown";   // $B<1JL$7$?(JOS$B$N<oN`$r3JG<$9$kJQ?t(J

  // OS$B$N<1JL(J
  if (navigator.appVersion.indexOf('Win') != -1) {
    os_name = "win";
  } else if (navigator.appVersion.indexOf('Mac') != -1) {
    os_name = "mac";
  }

  return os_name;
}

/**
 * $B%V%i%&%6$N<oN`$r<1JL$9$k(J
 *
 * $B!&(JInternet Explorer$B$O!"A4$F(J"ie"$B$H$9$k!#(J
 * $B!&(JNetscape Navigator$B$O!"(J4.x$B0J2<$O(J"nn4"$B$H$9$k!#(J
 *                         6.x$B0J>e$O(J"nn6"$B$H$9$k!#(J
 * $B!&$=$l0J30$O!"(J"unknown"$B$H$9$k!#(J
 */
function getBrowserType() {

  var browser_name  = "unknown";   // $B<1JL$7$?%V%i%&%6$N<oN`$r3JG<$9$kJQ?t(J

  if (navigator.appName.indexOf('Internet Explorer') != -1) {
    browser_name = "ie";
  } else if (navigator.appName.indexOf('Netscape Navigator') != -1) {
    if (navigator.appVersion.charAt(0) < 5) {
      browser_name = "nn4";
    } else if (navigator.appVersion.charAt(0) >= 5) {
      browser_name = "nn6";
    }
  }

  return browser_name;
}

// $B30It(JCSS$B%U%!%$%kL>$r@8@.$9$k(J
if (getOSType() != "unknwon") {
  css_uri = css_path + getOSType() + "_" + getBrowserType() + ".css";
} else {
  // OS$B$N<oN`$,ITL@$J>l9g$O!"(J"unknown.css"$B$H$9$k(J
  css_uri = css_path + "unknown.css";
}

// $B30It(JCSS$B%U%!%$%k$rFI$_9~$`%?%0$r=PNO$9$k(J
document.write("<link rel='stylesheet' type='text/css' href='" + css_uri +"'>");

//-->

