/////マウスオーバー/////

/*
	Standards Compliant Rollover Script
	Author : Daniel Nolan
	http://www.bleedingego.co.uk/webdev.php
*/

function initRollovers() {
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_o'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_o'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}

try{
	window.addEventListener("load",initRollovers,false);
}catch(e){
	window.attachEvent("onload",initRollovers);
}


// menu
    function chang_img(img_name){ if(document.images)document.slide.src = img_name; }
    function chang_img2(obj,img1,img2){document.slide.src = img1; obj.src = img2; }


/////フォントサイズ振り分け/////

if(navigator.userAgent.indexOf("Mac")!=-1){
document.write("<link rel=\"stylesheet\" href=\"http://www6.kokken.go.jp/nihongo_bt/css/style_mac.css\" type=\"text/css\" />");
}

else {
document.write("<link rel=\"stylesheet\" href=\"http://www6.kokken.go.jp/nihongo_bt/css/style_win.css\" type=\"text/css\" />");
}