diff --git a/src/js/devtool-log.js b/src/js/devtool-log.js
index 38bd8a306..44a28c052 100644
--- a/src/js/devtool-log.js
+++ b/src/js/devtool-log.js
@@ -123,7 +123,7 @@ var renderLogBuffer = function(buffer) {
 /******************************************************************************/
 
 var onBufferRead = function(buffer) {
-    if ( Array.isArray(buffer ) ) {
+    if ( Array.isArray(buffer) ) {
         renderLogBuffer(buffer);
     }
     setTimeout(readLogBuffer, 1000);
@@ -142,13 +142,8 @@ var readLogBuffer = function() {
 /******************************************************************************/
 
 var clearBuffer = function() {
-    var rows = tbody.rows;
-    var row;
-    var i = rows.length;
-    while ( i-- ) {
-        row = rows[i];
-        row.parentNode.removeChild(row);
-        rowJunkyard.push(row);
+    while ( tbody.firstChild !== null ) {
+        rowJunkyard.push(tbody.removeChild(tbody.firstChild));
     }
 };
 
diff --git a/src/js/pagestore.js b/src/js/pagestore.js
index f5f52bf7e..3214b57d1 100644
--- a/src/js/pagestore.js
+++ b/src/js/pagestore.js
@@ -159,7 +159,7 @@ LogBuffer.prototype.writeOne = function(details, result) {
     if ( this.writePtr === this.readPtr ) {
         var toMove = this.buffer.slice(0, this.writePtr);
         var minSize = Math.ceil(this.size * 1.5);
-        this.size += this.writePtr;
+        this.size += toMove.length;
         if ( this.size < minSize ) {
             this.buffer = this.buffer.concat(toMove, new Array(minSize - this.size));
             this.writePtr = this.size;