function randomShow (){
	var n = Math.floor(Math.random()*5)+1;	//1-5
	document.getElementById("mainVisual").className = "mv"+ n;
	document.getElementById("mvl"+n).className = "now";
	document.getElementById("imageList").style.display = "block";
}

function mvChange(n) {
	for(var mvcnt=1; mvcnt< 6; mvcnt++){
		document.getElementById("mvl"+mvcnt).className = "";
	}
	document.getElementById("mainVisual").className = "mv"+ n;
	document.getElementById("mvl"+n).className = "now";
	return false;
}

function mvPreload(){
	var pl = new Array;
	for(var i=1; i < 6; i++){
		pl[i] = new Image;
		pl[i].src="images/mainpic/"+i+".jpg";
	}
}

if(window.addEventListener) {
	window.addEventListener("load", mvPreload, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", mvPreload);
}

//-----------------------------//


function mapInit(){
	document.getElementById("hyogoMap").style.display = "none";
}

function mapChange(n){
	var jm = document.getElementById("japanMapBtn");
	var jmi = document.getElementById("japanMapBtnImg");
	var hm = document.getElementById("hyogoMapBtn");
	var hmi = document.getElementById("hyogoMapBtnImg");
	
	if(n == "j"){
		document.getElementById("japanMap").style.display = "block";
		document.getElementById("hyogoMap").style.display = "none";	
		if(hmi.getAttribute("src").match("_1.")){
			hmi.setAttribute("src", hmi.getAttribute("src").replace("_1.", "_0."));
		}
		jmi.setAttribute("src", jmi.getAttribute("src").replace("_0.", "_1."));
	}else if(n == "h"){
		document.getElementById("japanMap").style.display = "none";
		document.getElementById("hyogoMap").style.display = "block";
		if(jmi.getAttribute("src").match("_1.")){
			jmi.setAttribute("src", jmi.getAttribute("src").replace("_1.", "_0."));
		}
		hmi.setAttribute("src", hmi.getAttribute("src").replace("_0.", "_1."));
	}
	return false;
}

function hyogoAreaChange(n){
	var tgt = document.getElementById("hyogoMapImage");
	
	if(n){
		tgt.setAttribute("src", "images/hyogoMap_"+n+".gif");
	}else {
		tgt.setAttribute("src", "images/hyogoMap.gif");
	}

}