@ -186,6 +186,8 @@ function enableGuideBox(image, scalecorrectionfactor) {
var imageHeight = (image.height / (96 * scalecorrectionfactor)) * canvasCurrentDPI;
var canvas = $("#placementguidebox")[0];
canvas.width = imageWidth;
canvas.height = imageHeight;
var ctx = canvas.getContext("2d");
ctx.drawImage(image, 0, 0, imageWidth, imageHeight);
}