diff --git a/src/box.js b/src/box.js
index e64fef44..6b6eefab 100644
--- a/src/box.js
+++ b/src/box.js
@@ -166,7 +166,7 @@ var BoxParser = {
 		if (parseMethod) BoxParser[type+"TrackGroupTypeBox"].prototype.parse = parseMethod;
 	},
 	createUUIDBox: function(uuid, isFullBox, isContainerBox, parseMethod) {
-		//BoxParser.UUIDs.push(uuid);
+		BoxParser.UUIDs.push(uuid);
 		BoxParser.UUIDBoxes[uuid] = function(size) {
 			if (isFullBox) {
 				BoxParser.FullBox.call(this, "uuid", size, uuid);
diff --git a/src/parsing/uuid/piff/piffLsm.js b/src/parsing/uuid/piff/piffLsm.js
new file mode 100644
index 00000000..5db099dc
--- /dev/null
+++ b/src/parsing/uuid/piff/piffLsm.js
@@ -0,0 +1,8 @@
+BoxParser.createUUIDBox("a5d40b30e81411ddba2f0800200c9a66", true, false, function(stream) {
+    this.LiveServerManifest = stream.readString(this.size - this.hdr_size)
+        .replace(/&/g, "&")
+        .replace(/</g, "&lt;")
+        .replace(/>/g, "&gt;")
+        .replace(/"/g, "&quot;")
+        .replace(/'/g, "&#039;");
+});
\ No newline at end of file
diff --git a/src/parsing/uuid/piff/piffTfrf.js b/src/parsing/uuid/piff/piffTfrf.js
new file mode 100644
index 00000000..26bdcd2e
--- /dev/null
+++ b/src/parsing/uuid/piff/piffTfrf.js
@@ -0,0 +1,23 @@
+BoxParser.createUUIDBox("d4807ef2ca3946958e5426cb9e46a79f", true, false, function(stream) {
+    this.fragment_count = stream.readUint8();
+    this.entries = [];
+
+    for (var i = 0; i < this.fragment_count; i++) {
+        var entry = {};
+        var absolute_time = 0;
+        var absolute_duration = 0;
+
+        if (this.version === 1) {
+            absolute_time = stream.readUint64();
+            absolute_duration = stream.readUint64();
+        } else {
+            absolute_time = stream.readUint32();
+            absolute_duration = stream.readUint32();
+        }
+
+        entry.absolute_time = absolute_time;
+        entry.absolute_duration = absolute_duration;
+
+        this.entries.push(entry);
+    }
+});
\ No newline at end of file
diff --git a/src/parsing/uuid/piff/piffTfxd.js b/src/parsing/uuid/piff/piffTfxd.js
new file mode 100644
index 00000000..5399b888
--- /dev/null
+++ b/src/parsing/uuid/piff/piffTfxd.js
@@ -0,0 +1,9 @@
+BoxParser.createUUIDBox("6d1d9b0542d544e680e2141daff757b2", true, false, function(stream) {
+    if (this.version === 1) {
+       this.absolute_time = stream.readUint64();
+       this.duration = stream.readUint64();
+    } else {
+       this.absolute_time = stream.readUint32();
+       this.duration = stream.readUint32();
+    }
+});
\ No newline at end of file