diff --git a/js/drawtools.js b/js/drawtools.js
index 9e1d37e..97e9f2e 100644
--- a/js/drawtools.js
+++ b/js/drawtools.js
@@ -115,8 +115,8 @@ function enableGuideBox(image, scalecorrectionfactor) {
     if (typeof scalecorrectionfactor == "undefined") {
         scalecorrectionfactor = 1;
     }
-    // disable first to clear contents
-    disableGuideBox();
+    var context = $("#placementguidebox")[0].getContext('2d');
+    context.clearRect(0, 0, $("#placementguidebox")[0].width, $("#placementguidebox")[0].height);
     $("#placementguidebox").css("display", "");
     // calculate size of guide image
     var pageWidthPx = $("#page-canvas-container .page-canvas")[0].getContext("2d").canvas.width;
@@ -161,4 +161,8 @@ function getMousePos(canvas, evt) {
         x: (evt.clientX - rect.left) * scaleX, // scale mouse coordinates after they have
         y: (evt.clientY - rect.top) * scaleY     // been adjusted to be relative to element
     }
-}
\ No newline at end of file
+}
+
+// Hide it at start
+// doesn't work in CSS because of reasons
+disableGuideBox();
\ No newline at end of file