diff --git a/frontend-js/src/main/js/Functions.js b/frontend-js/src/main/js/Functions.js
index 9fc811c193ad498b7de77357be40ad692ef259e4..98c49e6d3fad52e204f2c60387d471c59acd33e6 100644
--- a/frontend-js/src/main/js/Functions.js
+++ b/frontend-js/src/main/js/Functions.js
@@ -97,10 +97,10 @@ Functions.getPosition = function (element) {
  * a second parameter. Both: point and polygon should use google.map.point
  * class.
  *
- * @param point {Point}
+ * @param {Point} point
  *          point which we want to check
  *
- * @param polygon {Point[]}
+ * @param {Point[]} polygon
  *          polygon where we check the point
  */
 
diff --git a/frontend-js/src/main/js/gui/OverviewDialog.js b/frontend-js/src/main/js/gui/OverviewDialog.js
index 30c2f78da49ef6350970f634388ef37e21893e67..13ee29cf77a68f7399b84599670cd6368a727377 100644
--- a/frontend-js/src/main/js/gui/OverviewDialog.js
+++ b/frontend-js/src/main/js/gui/OverviewDialog.js
@@ -98,10 +98,7 @@ OverviewDialog.prototype.showOverview = function (overviewImageId) {
 
     var xNormal = xPosition / currentRatio;
     var yNormal = yPosition / currentRatio;
-    var point = {
-      x: xNormal,
-      y: yNormal
-    };
+    var point = new Point(xNormal, yNormal);
 
     var link = null;
     for (var i = 0; i < self.overviewImage.links.length; i++) {