diff --git a/std-script/judge b/std-script/judge
--- a/std-script/judge
+++ b/std-script/judge
@@ -53,12 +53,13 @@
 end
 
 language = ARGV[0]
-if language != "c" && language != "c++" && language != "pas"
+if language != "c" && language != "c++" && language != "pas" && language != "java" && language != "ruby" && language != "python" && language != "php"
   log "You specified a language that is not supported: #{language}."
   exit(127)
 end
 
 source_file = ARGV[1]
+ENV['SOURCE_NAME'] = source_file
 if File.exist?(source_file) == false
   log "The source file does not exist."
   exit(127)
@@ -110,6 +111,8 @@
 else
   call_and_log("Cannot move the compiled program to #{test_result_dir}") {
     FileUtils.mv("a.out",test_result_dir)
+    if language == "java" then Dir["*.class"].each { |file| FileUtils.mv(file,test_result_dir)} end
+    if language == "python" then Dir["*.pyc"].each { |file| FileUtils.mv(file,test_result_dir)} end
   }
   FileUtils.rm_rf("#{sandbox_dir}/.")
 end
@@ -133,10 +136,12 @@
 
   call_and_log("Cannot copy the compiled program into #{sandbox_dir}") {
     FileUtils.cp("#{test_result_dir}/a.out", sandbox_dir, :preserve => true)
+    if language == "java" then Dir["#{test_result_dir}/*.class"].each { |file| FileUtils.cp(file,sandbox_dir)} end
+    if language == "python" then Dir["#{test_result_dir}/*.pyc"].each { |file| FileUtils.cp(file,sandbox_dir)} end
   }
 
   begin
-    execute("#{problem_home}/script/run #{language} #{test_num}", "Error occured during execution of the run script")
+    execute("#{problem_home}/script/run #{language} #{test_num} ", "Error occured during execution of the run script")
   rescue
     # do nothing
   end