fixed and sorted/added comments to L-System

liberay.html

@@ -30,7 +30,13 @@
 			const sketches = sketchList.split(',');
 			for (let sketch of sketches) {
 				const iframe = document.createElement('iframe');
-				iframe.src = `loader.html?sketch=${encodeURIComponent(sketch)}`;
+				iframe.src = `loader.html?sketches=${encodeURIComponent(sketch.trim())}`;
+				iframe.onload = () => {
+					console.log(`Loaded iframe for ${sketch}`);
+				};
+				iframe.onerror = () => {
+					console.error(`Failed to load iframe for ${sketch}`);
+				};
 				// Apply size if provided
 				if (sketchSize) {
 					iframe.style.width = sketchSize + 'px';
@@ -41,6 +47,8 @@
 				}
 				document.body.appendChild(iframe);
 			}
+		} else {
+			console.error('No sketches parameter provided');
 		}
 	</script>
 </html>