Minor corrections in Javascript

Tom

2014-11-14 feefe7a2febab2e9fecc44b170ae900215816f7c

 src/main/java/com/gitblit/wicket/pages/ImageDiffHandler.java

@@ -67,8 +67,9 @@
            imgDiffCount++;
            String id = "imgdiff" + imgDiffCount;
            HtmlBuilder builder = new HtmlBuilder("div");
            Element container = builder.root().attr("align", "center").appendElement("div").attr("class", "imgdiff");
            Element resizeable = container.appendElement("div").attr("class", "imgdiff-left");
            Element wrapper = builder.root().attr("class", "imgdiff-container").attr("id", "imgdiff-" + id);
            Element container = wrapper.appendElement("div").attr("class", "imgdiff-ovr-slider").appendElement("div").attr("class", "imgdiff");
            Element old = container.appendElement("div").attr("class", "imgdiff-left");
            // style='max-width:640px;' is necessary for ensuring that the browser limits large images
            // to some reasonable width, and to override the "img { max-width: 100%; }" from bootstrap.css,
            // which would scale the left image to the width of its resizeable container, which isn't what
@@ -77,11 +78,10 @@
            // is too wide.
            // XXX: Maybe add a max-height, too, to limit portrait-oriented images to some reasonable height?
            // (Like a 300x10000px image...)
            resizeable.appendElement("img").attr("class", "imgdiff-left").attr("id", id).attr("style", "max-width:640px;").attr("src", oldUrl);
            old.appendElement("img").attr("class", "imgdiff-old").attr("id", id).attr("style", "max-width:640px;").attr("src", oldUrl);
            container.appendElement("img").attr("class", "imgdiff").attr("style", "max-width:640px;").attr("src", newUrl);
            builder.root().appendElement("br");
            Element slider = builder.root().appendElement("div").attr("class", "imgdiff-slider").attr("id", "slider-" + id);
            slider.appendElement("div").attr("class", "imgdiff-slider-inner");
            wrapper.appendElement("br");
            wrapper.appendElement("div").attr("class", "imgdiff-opa-container").appendElement("div").attr("class", "imgdiff-opa-slider");
            return builder.toString();
         }
         break;