var nowImage = 0;

function popupWindow(image, height, width) {
//resizeOk は必要ないかも。。
  var currentImage = 0;
  if(nowImage != 0){
	win1.close();
  }
  if(nowImage == image){
	currentImage = 1;
  }
  if(currentImage != 1) {
	// Open window
	var i=0;
	if (navigator.appName == 'Netscape'){
		i=10;
	}
	nowImage = image; 
	var winWidth = width+30;
  	var winHeight = height+85-i;
	var screenheight = screen.height;
 	var screenwidth = screen.width;
  	var leftpos = screenwidth / 2 - winWidth / 2;
  	var toppos = screenheight / 2 - winHeight / 2;
  	win1 = window.open('','popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=' + winWidth + ',height=' + winHeight + ',screenX='+ leftpos +',screenY='+ toppos +',top=' + toppos + ',left=' + leftpos);
  	win1.document.writeln('<html>');
  	win1.document.writeln('<head><title>商品画像</title></head>');
  	win1.document.writeln('<body>');
  	win1.document.writeln('<table width="100%" align="center" valign="center" class="popupimage"><tr><td class="popupimages" align="center" valign="middle">');
  	win1.document.writeln('<a href="javascript:window.close()"><img src="images/'+image+'_L.jpg" border="0" /></a></td></tr></table>');
  	win1.document.writeln('</body>');
  	win1.document.writeln('</html>');
  	winName = win1.name;
  }
  win1.focus();
}
