function WinOpen(fig) {
   window.open(fig,"areamap","toolbar=no,location=no,directories=no,status=no,menubar=yes,scrollbars=yes,resizable=yes,width=680,height=550")
}

function DTLopen(url) {
   dtl=window.open(url,"detail","toolbar=no,location=no,directories=no,status=no,menubar=yes,scrollbars=yes,resizable=yes,width=600,height=600");
   dtl.focus();
}

function DATopen(url) {
   dat=window.open(url,"data","toolbar=no,location=no,directories=no,status=no,menubar=yes,scrollbars=yes,resizable=yes,width=800,height=600");
   dat.focus();
}

function MAPopen(url) {
   mp=window.open(url,"map","toolbar=no,location=no,directories=no,status=no,menubar=yes,scrollbars=yes,resizable=yes,width=500,height=500");
   mp.focus();
}

function newImage(arg) {
if (document.images) {
   rslt = new Image();
   rslt.src = arg;
   return rslt;
   }
}

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];
	}
   }
}

var preloadFlag = false;
function preloadImages() {
  if (document.images) {
	top_00_over = newImage("../img/top_00-over.gif");
	top_01_over = newImage("../img/top_01-over.gif");
	top_02_over = newImage("../img/top_02-over.gif");
	top_03_over = newImage("../img/top_03-over.gif");
	top_04_over = newImage("../img/top_04-over.gif");
	jp_over = newImage("../img/jp-over.gif");
	en_over = newImage("img/en-over.gif");
	preloadFlag = true;
   }
}

function Changeimg(imgname,imgnum) {
 document.images[imgname].src = eval(imgnum + ".src");
}