add filesize... append multiple frames

1 files changed, 15 insertions, 3 deletions

diff --git a/js/util.js b/js/util.js
index b738d1e..dcc978f 100644
--- a/js/util.js
+++ b/js/util.js
@@ -61,9 +61,9 @@ function loadImage(imageURL, callback) {
   }
 }
 
-function giveImage() {
+function giveImage(t) {
   if (window.gif) {
-    return gif.frames[gif.currentFrame()];
+    return gif.frames[gif.currentFrame(t)];
   } else {
     return img;
   }
@@ -74,4 +74,16 @@ function proxify (url) {
     return "/cgi-bin/proxy?" + url // .replace(/^https?:\/\//, "");
   else
     return url
-};
+}
+
+function filesize(n) {
+  if (n < 1e3) return n + " bytes"
+  if (n < 1e6) return decimalString(n/1e3) + " kb"
+  if (n < 1e9) return decimalString(n/1e6) + " mb"
+  return "WAY TOO BIG DUDE"
+}
+function decimalString(n){
+  var m = Math.floor(n);
+  return m + "." + Math.round((n-m)*10)
+}
+