diff --git a/lib/ext/render.js b/lib/ext/render.js
index 23416c9..6910337 100644
--- a/lib/ext/render.js
+++ b/lib/ext/render.js
@@ -183,6 +183,13 @@ exports.requireExt = function(display, callback)
                 X.pack_stream.flush();
             }
 
+            ext.CreateSolidFill = function(pid, r, g, b, a)
+	    {
+                X.seq_num++;
+                X.pack_stream.pack('CCSLSSSS', [ext.majorOpcode, 33, 4, pid, floatToFix(r), floatToFix(g), floatToFix(b), floatToFix(a)]);
+                X.pack_stream.flush();
+	    }
+
             ext.RadialGradient = function(pid, p1, p2, r1, r2, stops)
             {
                 // TODO: merge with linear gradient
@@ -369,10 +376,14 @@ exports.requireExt = function(display, callback)
                 X.seq_num++;
                 var numGlyphs = glyphs.length;
                 var imageBytes = 0;
-                for (var i = 0; i < numGlyphs; i++)
-                  //imageBytes += glyphs[i].image.length;
-                  imageBytes += xutil.padded_length(glyphs[i].image.length);
-                //var paddedLength = xutil.padded_length(imageBytes);
+		var glyphPaddedLength;
+		var glyphLength;
+                for (var i = 0; i < numGlyphs; i++) {
+                  glyphLength = glyphs[i].image.length;
+                  if (glyphLength % 4 !== 0)
+		    throw new Error('Glyph image length must be divisible by 4!');
+		  imageBytes += glyphLength;
+		}
                 console.log(imageBytes);
                 var len = numGlyphs * 4 + imageBytes/4 + 3;
                 // TODO: check length, use bigReq
@@ -384,10 +395,11 @@ exports.requireExt = function(display, callback)
                 //X.pack_stream.pack('CCSLLL', [ext.majorOpcode, 20, 0, len+1, gsid, glyphs.length]);
                 //console.log('CCSLLL', [ext.majorOpcode, 20, 0, len+1, gsid, glyphs.length]);
 
+		 debugger;
                 for (i = 0; i < numGlyphs; i++) {
                   var id = glyphs[i].id;
                   console.log('============= added glyph ', id, String.fromCharCode(id));
-                  X.pack_stream.pack('L', id);
+                  X.pack_stream.pack('L', [id]);
                 }
                 for (i = 0; i < numGlyphs; i++)
                 {
@@ -484,6 +496,7 @@ exports.requireExt = function(display, callback)
             // 11 - colormap or none
 
             ext.QueryPictFormat(function(err, formats) {
+		console.log(formats);
                 for (var i=0; i < formats.formats.length; ++i) {
                     var f = formats.formats[i];
                     if (f[2] == 1 && f[10] == 1)