function imgSelect(dir){
	var targetimg = document.body.className;
	switch(document.body.className){
	case "":
				break;
	default:
				targetimg = targetimg.replace(' secondpage','');
				document.images[targetimg].src = dir+"gmenu_"+targetimg+"_on.gif";
				break;
	}
}

var gmenu_home_img = new Image();
var gmenu_about_img = new Image();
var gmenu_training_img = new Image();
var gmenu_technical_img = new Image();
var gmenu_international_img = new Image();
var gmenu_other_img = new Image();
var amenu_sitemap_img = new Image();
var amenu_inquiry_img = new Image();
var amenu_links_img = new Image();
var amenu_glossary_img = new Image();
var chlang_english_img = new Image();

function preLoad(dir){
	dir = dir+"/img/"
//	alert("preLoad Start! （dir:"+dir+"）");
	gmenu_home_img.src = dir+"gmenu_home_on.gif";
	gmenu_about_img.src = dir+"gmenu_about_on.gif";
	gmenu_training_img.src = dir+"gmenu_training_on.gif";
	gmenu_technical_img.src = dir+"gmenu_technical_on.gif";
	gmenu_international_img.src = dir+"gmenu_international_on.gif";
	gmenu_other_img.src = dir+"gmenu_other_on.gif";
	amenu_sitemap_img.src = dir+"amenu_sitemap_on.gif";
	amenu_inquiry_img.src = dir+"amenu_inquiry_on.gif";
	amenu_links_img.src = dir+"amenu_links_on.gif";
	amenu_glossary_img.src = dir+"amenu_glossary_on.gif";
//	chlang_english_img.src = dir+"amenu_english_on.gif";
//	alert("preLoad End! （dir:"+dir+"）");
//	alert(gmenu_home_img.src);
	
	imgSelect(dir);
}


function rollOver(menuname, name, onoff, dir){
	dir = dir+"/img/"
	var bodyname = document.body.className;
	bodyname = bodyname.replace(' secondpage','');
	if(name != bodyname){
		document.images[name].src = dir+menuname+"_"+name+"_"+onoff+".gif";
	}
}

function mapChange(imgname,filename1,filename2){
	var dir = "/english/wp-content/uploads/"+filename1+"_"+filename2+".gif";
	var targetimg = imgname;
	document.images[targetimg].src = dir;
}