Improve image thumbnail

And auto download apk for android

js/imagepreview.js

@@ -0,0 +1,52 @@
+!(function (a) {
+    "use strict";
+    a.fn.anarchytip = function (b) {
+        var c = a.extend({ xOffset: 10, yOffset: 30 }, b);
+        return this.each(function () {
+            var b = a(this);
+            b.hover(
+                function (b) {
+                    (this.t = this.title), (this.title = "");
+                    var d = "" != this.t ? "<br/>" + this.t : "";
+                    a("body").append("<p id='preview'><img src='' alt='Image preview' />" + d + "</p>"),
+                        a("#preview")
+                            .css({ top: b.pageY - c.xOffset + "px", left: b.pageX + c.yOffset + "px" })
+                            .fadeIn();
+                    downloadThumbnail(this.pathname);
+                },
+                function () {
+                    (this.title = this.t), a("#preview").remove();
+                }
+            ),
+                b.mousemove(function (b) {
+                    a("#preview")
+                        .css("top", b.pageY - c.xOffset + "px")
+                        .css("left", b.pageX + c.yOffset + "px");
+                });
+        });
+    };
+})(jQuery);
+
+function downloadThumbnail(file) {
+  var href = 'thumbnail.php'
+  var blobUrl;
+
+  $.ajax({
+    url: href,
+    data: {
+      "file": file,
+      "size": '200'
+    },
+    xhrFields:{
+      responseType: 'blob'
+    },
+    success: function(data){
+      var blob = data;
+      blobUrl = window.URL.createObjectURL(new Blob([blob], {type: blob.type}));
+      console.log(blobUrl);
+      $('#preview img').attr('src', blobUrl);
+    },
+    error: error,
+    dataType: 'binary'
+  });
+};