diff -ru gl_tail_orig/element.rb gl_tail/element.rb
--- gl_tail_orig/element.rb	2007-11-14 21:08:04.000000000 +0000
+++ gl_tail/element.rb	2007-11-14 21:17:06.000000000 +0000
@@ -95,6 +95,10 @@
       @size = 0.01
     end
 
+    if not defined? @name || @name.nil?
+      return
+    end
+    
     @wx = @block.is_right ? (@block.alignment - (@block.width+8)*8.0 / (engine.screen.window_width / 2.0)) : @block.alignment
 
     if(@y == -@block.top)
@@ -144,14 +148,16 @@
       raise "unknown block type #{self.inspect}"
     end
 
-   if @x < 0
-     str = sprintf("%#{@block.width}s %s", @name.length > @block.width ? @name[-@block.width..-1] : @name, txt)
-    else
-     str = sprintf("%s %s", txt, @name[0..@block.width-1])
+    unless @name.nil?
+      if @x < 0
+        str = sprintf("%#{@block.width}s %s", @name.length > @block.width ? @name[-@block.width..-1] : @name, txt)
+      else
+        str = sprintf("%s %s", txt, @name[0..@block.width-1])
+      end
+  
+      engine.render_string(str)
     end
 
-    engine.render_string(str)
-
     glPopMatrix()
 
     t = glutGet(GLUT_ELAPSED_TIME)
diff -ru gl_tail_orig/parsers/apache.rb gl_tail/parsers/apache.rb
--- gl_tail_orig/parsers/apache.rb	2007-11-14 21:08:04.000000000 +0000
+++ gl_tail/parsers/apache.rb	2007-11-14 21:17:17.000000000 +0000
@@ -20,7 +20,7 @@
       url, parameters = url.split('?')
 
       referrer.gsub!(/http:\/\//,'') if referrer
-
+      
       add_activity(:block => 'sites', :name => server.name, :size => size.to_i) # Size of activity based on size of request
       add_activity(:block => 'urls', :name => url)
       add_activity(:block => 'users', :name => host, :size => size.to_i)
diff -ru gl_tail_orig/parsers/rails.rb gl_tail/parsers/rails.rb
--- gl_tail_orig/parsers/rails.rb	2007-11-14 21:08:04.000000000 +0000
+++ gl_tail/parsers/rails.rb	2007-11-14 21:17:13.000000000 +0000
@@ -13,15 +13,15 @@
     if url
       _, host, url = /^http[s]?:\/\/([^\/]+)(.*)/.match(url).to_a
 
-      add_activity(:block => 'sites', :name => host, :size => ms.to_f) # Size of activity based on request time.
+      add_activity(:block => 'sites', :name => server.name, :size => ms.to_f) # Size of activity based on request time.
       add_activity(:block => 'urls', :name => HttpHelper.generalize_url(url), :size => ms.to_f)
       add_activity(:block => 'slow requests', :name => url, :size => ms.to_f)
       add_activity(:block => 'content', :name => 'page')
 
       # Events to pop up
-      add_event(:block => 'info', :name => "Logins", :message => "Login...", :update_stats => true, :color => [0.5, 1.0, 0.5, 1.0]) if url.include?('/login')
-      add_event(:block => 'info', :name => "Sales", :message => "$", :update_stats => true, :color => [1.5, 0.0, 0.0, 1.0]) if url.include?('/checkout')
-      add_event(:block => 'info', :name => "Signups", :message => "New User...", :update_stats => true, :color => [1.0, 1.0, 1.0, 1.0]) if(url.include?('/signup') || url.include?('/users/create'))
+      add_event(:block => 'info', :name => "Logins", :message => "Login...", :update_stats => true, :color => [0.5, 1.0, 0.5, 1.0]) if url && url.include?('/login')
+      add_event(:block => 'info', :name => "Sales", :message => "$", :update_stats => true, :color => [1.5, 0.0, 0.0, 1.0]) if url && url.include?('/checkout')
+      add_event(:block => 'info', :name => "Signups", :message => "New User...", :update_stats => true, :color => [1.0, 1.0, 1.0, 1.0]) if url && (url.include?('/signup') || url.include?('/users/create'))
     elsif line.include?('Processing ')
       #Processing TasksController#update_sheet_info (for 123.123.123.123 at 2007-10-05 22:34:33) [POST]
       _, host = /^Processing .* \(for (\d+.\d+.\d+.\d+) at .*\).*$/.match(line).to_a