diff --git a/build.xml b/build.xml
index cc69b8df..9c2b5c2b 100644
--- a/build.xml
+++ b/build.xml
@@ -65,13 +65,27 @@
 			</condition>
 		</fail>
 
-		<property name="acceptance.script.directory" location="utilities/acceptance-tests/script"/>
+		<property name="acceptance.script.directory" location="utilities/acceptance-tests/script" />
 
 		<exec executable="ruby" dir="${acceptance.script.directory}" failonerror="true">
 			<arg value="run_acceptance_tests.rb" />
 			<arg value="${acceptance.properties.file}" />
+			<redirector outputproperty="acceptance.test.output" alwayslog="true" />
 		</exec>
 
+		<fail message="Errors were detected in the console output from the acceptance tests.">
+			<condition>
+				<or>
+					<contains string="${acceptance.test.output}"
+					          substring="error"
+					          casesensitive="false" />
+					<contains string="${acceptance.test.output}"
+					          substring="exception"
+					          casesensitive="false" />
+				</or>
+			</condition>
+		</fail>
+
 		<exec executable="ruby" dir="${acceptance.script.directory}" failonerror="true">
 			<arg value="output_manager.rb" />
 			<arg value="${acceptance.properties.file}" />
diff --git a/utilities/acceptance-tests/script/output_manager.rb b/utilities/acceptance-tests/script/output_manager.rb
index 7045819a..8ad8c5d2 100644
--- a/utilities/acceptance-tests/script/output_manager.rb
+++ b/utilities/acceptance-tests/script/output_manager.rb
@@ -30,6 +30,7 @@ require 'date'
 require 'fileutils'
 require File.expand_path('output_suite_parser', File.dirname(File.expand_path(__FILE__)))
 require File.expand_path('output_summary_formatter', File.dirname(File.expand_path(__FILE__)))
+require File.expand_path('property_file_reader', File.dirname(File.expand_path(__FILE__)))
 
 class TestInfo
   attr :test_name, true
@@ -141,26 +142,31 @@ class OutputManager
   #
   def initialize(properties)
     @output_directory = properties['output_directory']
-      
+
     test_root_directory = properties['test_root_directory']
     @ignored_tests_file = File.expand_path("ignored_tests.txt", test_root_directory)
 
     sanity_checks_on_parameters()
 
     @log_file = File.expand_path("log_file.txt", @output_directory)
-    FileUtils::remove_file(@log_file) if File.exist?(@log_file)
 
-    @output_summary_file = File.expand_path("index.html", @output_directory)
+    @output_summary_file = File.expand_path("summary.html", @output_directory)
     FileUtils::remove_file(@output_summary_file) if File.exist?(@output_summary_file)
 
     @ignored_tests = load_list_of_ignored_tests()
   end
 
+  # Start with an empty log file.
+  #
+  def empty_log()
+    FileUtils::remove_file(@log_file) if File.exist?(@log_file)
+  end
+
   # Write a message to the log file
   #
   def log(level, message)
     File.open(@log_file, File::CREAT | File::APPEND | File::WRONLY) do |f|
-      f.print("#{level} #{message}\n")
+      f.print("#{DateTime.now.strftime('%Y/%m/%d %H:%M:%S')} #{level} #{message}\n")
     end
   end
 
@@ -191,13 +197,43 @@ class OutputManager
   # This is the big one -- produce the output summary.
   #
   def summarize()
+    log("INFO ", "Parsing test output")
     @osp = OutputSuiteParser.new(self, @log_file)
     @osp.parse()
 
+    log("INFO ", "Copying CSS file to output directory")
     copy_css_file()
+
+    log("INFO ", "Producing summary file")
     File.open(@output_summary_file, File::CREAT | File::WRONLY) do |f|
       osf = OutputSummaryFormatter.new(@osp, @log_file)
       osf.format(f)
     end
+
+    log("INFO ", "Summary complete")
   end
-end
\ No newline at end of file
+end
+
+#
+#
+# ------------------------------------------------------------------------------------
+# Standalone calling.
+#
+# Do this if this program was called from the command line. That is, if the command
+# expands to the path of this file.
+# ------------------------------------------------------------------------------------
+#
+
+if File.expand_path($0) == File.expand_path(__FILE__)
+  if ARGV.length == 0
+    raise("No arguments - usage is: ruby output_manager.rb <properties_file>")
+  end
+  if !File.file?(ARGV[0])
+    raise "File does not exist: '#{ARGV[0]}'."
+  end
+
+  properties = PropertyFileReader.read(ARGV[0])
+
+  om = OutputManager.new(properties)
+  om.summarize()
+end
diff --git a/utilities/acceptance-tests/script/output_suite_parser.rb b/utilities/acceptance-tests/script/output_suite_parser.rb
index f6d8d9c5..74b8692e 100644
--- a/utilities/acceptance-tests/script/output_suite_parser.rb
+++ b/utilities/acceptance-tests/script/output_suite_parser.rb
@@ -8,6 +8,8 @@ Parameters:
 --------------------------------------------------------------------------------
 =end
 require 'date'
+# This one is needed to get Time.parse() ????? Go figure.
+require 'open-uri'
 
 class OutputSuiteParser
   attr :errors
diff --git a/utilities/acceptance-tests/script/output_summary_formatter.rb b/utilities/acceptance-tests/script/output_summary_formatter.rb
index 0ab957bc..8ad6ecc0 100644
--- a/utilities/acceptance-tests/script/output_summary_formatter.rb
+++ b/utilities/acceptance-tests/script/output_summary_formatter.rb
@@ -170,7 +170,7 @@ END_STATS
 
     if ignores.empty?
       f.print "    <tr>\n"
-      f.print "      <td colspan=\"2\">No tests ignored.</td>\n"
+      f.print "      <td colspan=\"3\">No tests ignored.</td>\n"
       f.print "    </tr>\n"
     else
       ignores.each do |t|
diff --git a/utilities/acceptance-tests/script/run_acceptance_tests.rb b/utilities/acceptance-tests/script/run_acceptance_tests.rb
index 1fe8373e..60a97216 100644
--- a/utilities/acceptance-tests/script/run_acceptance_tests.rb
+++ b/utilities/acceptance-tests/script/run_acceptance_tests.rb
@@ -205,10 +205,6 @@ class AcceptanceRunner
     @output_manager.log("ERROR", message)
   end
 
-  def create_summary_html()
-    @output_manager.summarize()
-  end
-
   # ------------------------------------------------------------------------------------
   public
   # ------------------------------------------------------------------------------------
@@ -226,14 +222,15 @@ class AcceptanceRunner
     sanity_checks_on_parameters()
 
     @database_cleanser = DatabaseCleanser.new(properties)
+    
     @output_manager = OutputManager.new(properties)
-
+    @output_manager.empty_log()
   end
 
-  # Run all of the test suites and produce an output summary page.
+  # Run all of the test suites
   def run
     run_all_suites()
-    create_summary_html()
+    # To collate the output from the suites, use OutputManager.new(properties).summarize()
   end
 end