/*--------------------------------------------
ユーザーエージェント判別
2007.8
----------------------------------------------*/


var ua = navigator.userAgent;

var WIN = (ua.indexOf("Windows") != -1);
var MAC = (ua.indexOf("Mac") != -1);

var IE = (ua.indexOf("MSIE") != -1);
if (IE && ua.indexOf("MSIE 7") != -1) { var VER = 7; }
else if (IE && ua.indexOf("MSIE 6") != -1) { var VER = 6; }
else if (IE && ua.indexOf("MSIE 5.5") != -1) { var VER = 5.5; }
else if (IE && ua.indexOf("MSIE 5.2") != -1) { var VER = 5.2; }
else if (IE && ua.indexOf("MSIE 5.1") != -1) { var VER = 5.1; }
else if (IE && ua.indexOf("MSIE 5") != -1) { var VER = 5; }

var NN = (ua.indexOf("Netscape") != -1);
var OP = (ua.indexOf("Opera") != -1);
var SF = (ua.indexOf("Safari") != -1);
var FF = (ua.indexOf("Firefox") != -1);