+ img.style.position = "absolute";
+ img.style.left = "0px";
+ img.style.top = "0px";
+ img.style.transformOrigin = "top left";
+ img.style.transform = "scale(" + (1.0 / dpr) + ")";
+
+ // Infobox.
+ var url;
+ if (dpr == 1) {
+ url = window.location.origin + "/" + evt + "/" + width + "x" + height + "/box/" + filename;
+ } else {
+ url = window.location.origin + "/" + evt + "/" + width + "x" + height + "@" + dpr.toFixed(2) + "/box/" + filename;
+ }
+ var boximg = replace_image_element(url, element_id + "_box", main);
+
+ boximg.style.position = "absolute";
+ boximg.style.left = "0px";
+ boximg.style.bottom = "-1px";
+ boximg.style.transformOrigin = "bottom left";
+ boximg.style.transform = "scale(" + (1.0 / dpr) + ")";