/* judge */

/* user agent */
var _agent = navigator.userAgent.toLowerCase();
var _an    = navigator.appName;
var _ua    = navigator.userAgent;

/* platform */
var _win = (_agent.indexOf('win') != -1);
var _mac = (_agent.indexOf('mac') != -1);

/* browser version */
var _major = parseInt(navigator.appVersion);
var _minor = parseFloat(navigator.appVersion);


/* Mac OS judge */
var _mac_os10_ie = (_ua.indexOf('MSIE 5.2') != -1) || ((_ua.indexOf('mozilla') != -1) && (_ua.indexOf('Mac OS X') != -1));
var _mac_os10_ns = (_ua.indexOf('Mac OS X') != -1);


/* mac */
if
(_mac_os10_ie) {
	alert("¤ª»È¤¤¤Î¥Ö¥é¥¦¥¶¤Ç¤ÏÀµ¤·¤¯É½¼¨¤µ¤?ʤ¤¾?礬¤¢¤ê¤Þ¤¹¡£\nÊÀ¼Ò¥µ¥¤¥È¤Ï¡¢Safari2.0¡¢Firefox1.0°Ê¾å¤Ç¤Î¤ßºÇŬ²½¤µ¤?Ƥª¤ê¤Þ¤¹¡£");
	}