var numLoadimages = 0;
var gLoadinit=false;

function browserCheck(){
	var browserName = navigator.appName;
	var browserVersion = parseInt( navigator.appVersion );
	var browser = 0;
	mac = navigator.userAgent.indexOf('Mac')!=-1;
	//alert("version="+browserVersion);

	//どのブラウザかをチェック
	if( browserName == "Netscape" ){
		if( browserVersion >= 5 ) browser = 6;
		else browser = 0;
	}
	if( browserName == "Microsoft Internet Explorer" ){
		if( browserVersion >= 5 ) browser = 5;
		else browser = 4;
	}
return ( browser );
}

function reLoadNow(){
	if( s == 0 )	document.location = document.location;
return 0;
}

function moveLayerTo( layerName, mleft, mtop, br ){
	if( br == 0 ){
		document.layers[ layerName ].moveTo(mleft,mtop);
	}
	if( br == 4){
		document.all( layerName ).style.pixelLeft = mleft+document.body.scrollLeft;
		document.all( layerName ).style.pixelTop  = mtop+document.body.scrollTop;
	}
return 0;
}

function addImage(){
	if(++numLoadimages == 3) gLoadinit=true;
return 0;
}
var images = new Array();
	for( i=0; i<3; i++ ){
		images[i] = new Image();
		images[i].onLoad = addImage();
		images[i].src = "popup_images/h"+i+".gif";
	}

//ポップアップ制御関数
function imagePOPUPlayer(url,initdiv){
	if( s==0 ) document.layers[ initdiv ].document.popupimage.src = images[url].src;
	if( s==4 ) document.popupimage.src = images[url].src;
	if(url == 0) layerVisibility(initdiv,url,s);
	else layerVisibility(initdiv,1,s);
return 0;
}

function layerVisibility( layerName, visi, br ){
	if( br == 0 ){
		if( visi == 0 ) visi = "hide";
		else visi = "show";
		document.layers[ layerName ].visibility=visi;
	}
	if( br == 4){
		if( visi == 0 ) visi = "hidden";
		else visi = "visible";
		document.all( layerName ).style.visibility  = visi;
	}
return 0;
}