//フォントサイズの変更
function init() {
	sSheet = document.styleSheets[document.styleSheets.length-1];
	if ( document.defaultView.getComputedStyle(document.body,"").getPropertyValue("font-size") == "14px" ){
		sSheet.insertRule("body {font-size: 16px}",sSheet.cssRules.length);
	}
}

if ( document.defaultView && document.styleSheets ) window.onload = init;

//　Macintosh           　->  MacOS
//　Windows95/98/NT/2000  ->　Windows
function getOSType()
{
    var uAgent  = navigator.userAgent.toUpperCase();
    if (uAgent.indexOf("MAC") >= 0) return "MacOS";
    if (uAgent.indexOf("WIN") >= 0) return "Windows";
    return "";
}
//　Netscape Navigator ->  Netscape
//　Internet Explorer  ->　Explorer
function getBrowserName()
{
    var aName  = navigator.appName.toUpperCase();
    if (aName.indexOf("NETSCAPE") >= 0)  return "Netscape";
    if (aName.indexOf("MICROSOFT") >= 0) return "Explorer";
    return "";
}
function getBrowserVersion()
{
	var browser = getBrowserName();
	var version = 0;
	var s = 0;
	var e = 0;
	var appVer  = navigator.appVersion;
	if (browser == "Netscape")
	{
		s = appVer.indexOf(" ",0);
		version = eval(appVer.substring(0,s));
		if (version >= 5) version++;
	}
	if (browser == "Explorer")
	{
		appVer  = navigator.userAgent;
		s = appVer.indexOf("MSIE ",0) + 5;
		e = appVer.indexOf(";",s);
		version = eval(appVer.substring(s,e));
	}
	return version;
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

//scroll
Event.observe(window, 'load', function() {
  $$('a[href^=#]:not([href=#])').each(function(element) {
    element.observe('click', function(event) {
      new Effect.ScrollTo(this.hash.substr(1));
      Event.stop(event);
    }.bindAsEventListener(element))
  })
})