diff --git a/index.html b/index.html
index 230e220..1983cc6 100644
--- a/index.html
+++ b/index.html
@@ -5,6 +5,7 @@
 	height: auto;
 }
 .image-block {
+	position: relative;
 	width: 1000px;	/*100px фоточки по три в ряд*/
 }
 
@@ -12,14 +13,22 @@
 	display: none;
 }
 
+/*
 .image-block:has(.image input:checked)
 		.image:has(input:not(:checked)) {
 	opacity: 0.5;
 }
+.image-block:has(.image input:checked)
+		.image:has(input:not(:checked))
+		img {
+	opacity: 0.5;
+}
+*/
 
 
-.image-block .image:has(img.viewed) img {
-	position: absolute;
+
+.image-block .image.viewed img {
+	position: fixed;
 	top: 150px;
 	left: 300px;
 	width: 400px;
@@ -27,22 +36,44 @@
 	z-index:1;
 }
 
-/* other image */
-
-.image-block:has(.image input:checked)
-		.image:has(input:not(:checked))
-		img {
-	opacity: 0.5;
-}
-
 </style>
 <script>
-const images = document.querySelectorAll("div.image-block img");
-images.addEventListener();
-images.addEventListener('click', function(){img.classList.toggle('view')};);
+
+var setupGallery = function(gallery){
+	gallery.addEventListener('click', function(evt){
+		var target = evt.target
+
+		console.log('--- EVENT:', evt)
+
+		if(target.tagName.toLowerCase() == 'img'){
+			var clicked = target
+			// get the "image" element...
+			while(!clicked.classList.contains('image')){
+				clicked = clicked.parentElement
+			}
+			// keep only one image "viewed"...
+			for(var img of gallery.querySelectorAll('.viewed')){
+				// skip clicked image...
+				if(img === clicked){
+					continue
+				}
+				img.classList.remove('viewed')
+			}
+			// toggle state...
+			clicked.classList.toggle('viewed')
+		}
+	})
+}
+
+var setup = function(){
+	var galleries = document.body.querySelectorAll('.image-block')
+	for(var gallery of galleries){
+		setupGallery(gallery)
+	}
+}
 	
 </script>
-<body>
+<body onload="setup()">
 <div class="wishes">
 	<div>
 		<h2>for functionality</h2>
@@ -104,3 +135,4 @@ images.addEventListener('click', function(){img.classList.toggle('view')};);
 </div>
 </body>
 </html>
+<!-- vim:set ts=4 sw=4 : -->
