diff --git a/config.json b/config.json
index fe93823..29b9422 100644
--- a/config.json
+++ b/config.json
@@ -1,7 +1,7 @@
 {
   "name": "Custom Imagemap",
   "namespace": "uzgent\\ImageMapClass",
-  "description": "This is an imagemap implementation that allows users to define their own images and corresponding imagemaps and checkboxes.",
+  "description": "This is an imagemap implementation that allows users to define their own images and corresponding imagemaps linked with checkboxes.",
   "authors": [
     {
       "name": "Lieven Vaneeckhaute",
diff --git a/imagemap.js b/imagemap.js
index 0b920fe..e1101f6 100644
--- a/imagemap.js
+++ b/imagemap.js
@@ -199,7 +199,7 @@ function ImageMapAug(imageIdL, mapIdL, updateFunctionL, fillColor) {
         var ctx = tempcanvas.getContext("2d");
 
         childNodes.forEach(function (child) {
-            if (child.nodeType !== Node.TEXT_NODE  && child.nodeType !== Node.COMMENT_NODE ) {
+            if (child.nodeType !== Node.TEXT_NODE  && child.nodeType !== Node.COMMENT_NODE && child.getAttribute("coords") != null) {
                 ctx.clearRect(0, 0, tempcanvas.width, tempcanvas.height);
                 draw(ctx, child.getAttribute("coords").split(","), "rgb(255,212,0)");
                 var p = ctx.getImageData(x, y, 1, 1).data;