diff --git a/config/initializers/server/salama.rb b/config/initializers/server/salama.rb
index 6771268..d4c8080 100644
--- a/config/initializers/server/salama.rb
+++ b/config/initializers/server/salama.rb
@@ -1,2 +1 @@
 Opal.use_gem "salama"
-Opal.use_gem "salama-arm"
diff --git a/lib/debugger.rb b/lib/debugger.rb
index 676473c..4c7bb9b 100644
--- a/lib/debugger.rb
+++ b/lib/debugger.rb
@@ -38,13 +38,7 @@ class MainView < ListView
   include AST::Sexp
 
   def initialize
-    machine = Register.machine.boot
-    code = s(:statements, s(:call,
-                  s(:name, :set_internal_byte),
-                  s(:arguments, s(:int, 1), s(:int, 104)),
-                    s(:receiver, s(:string, "Hello"))))
-    Typed.compile( code  )
-    machine.collect
+    Register.machine.boot
     @interpreter = Register::Interpreter.new
     super( [SwitchView.new(@interpreter)      ,
             SourceView.new(@interpreter)  ,
diff --git a/lib/views/switch_view.rb b/lib/views/switch_view.rb
index b1ded89..bce9800 100644
--- a/lib/views/switch_view.rb
+++ b/lib/views/switch_view.rb
@@ -22,44 +22,56 @@ class SelectView < ElementView
   def draw
     @element =  div("h4", "Code") << (list = div("ul.nav!"))
     list << (div("li.code_list") << div("a.selected" , "none selected"))
-    get_codes unless @codes
+    selection_codes unless @codes
     @element << div("br")
     @element << div("br")
   end
 
-  def get_codes
-    @codes = ["set_internal_byte"]
-    add_selection
-  end
-
-  def add_selection
+  def selection_codes
+    @codes = get_codes.keys
     list = div "ul"
-    @codes << @codes.first if @codes.length == 1
+    @codes << @codes.first if @codes.length == 1  #otherwise unselectable
     @codes.each do |c|
       code = div("li") << div("a" , c )
       code.on("click"){ select(c) }
       list <<  code
     end
-    Promise.new.then{
-      select(@codes.first)
-    }
     @element.at_css(".code_list") <<  list
   end
 
   def select code
+    puts "selecting #{code}"
     @interpreter.set_state :stopped
     @element.at_css(".selected").text = code
-    input = s(:statements, s(:call,
-                  s(:name, :set_internal_byte),
-                  s(:arguments, s(:int, 1), s(:int, 104)),
-                    s(:receiver, s(:string, "Hello"))))
+    main , clean = get_codes[code]
 
     machine = Register.machine.boot
-    #do_clean_compile
-    Typed.compile( input )
+    clean_compile(*clean) if clean
+    Typed.compile( main )
     machine.collect
 
     puts "starting"
     @interpreter.start machine.init
   end
+
+  def get_codes
+    {"set_internal_byte" => [s(:statements, s(:call,
+                  s(:name, :set_internal_byte),
+                  s(:arguments, s(:int, 1), s(:int, 104)),
+                    s(:receiver, s(:string, "Hello"))))  , nil ] ,
+      "called_if" => [s(:statements, s(:call, s(:name, :itest), s(:arguments, s(:int, 20)))) ,
+                      [:Space , :itest , {:n => :Integer} ,
+          s(:statements, s(:if_statement, :zero, s(:condition, s(:operator_value, :-, s(:name, :n), s(:int, 12))),
+                  s(:true_statements, s(:call, s(:name, :putstring), s(:arguments), s(:receiver, s(:string, "then")))),
+                  s(:false_statements, s(:call, s(:name, :putstring), s(:arguments), s(:receiver, s(:string, "else"))))))]],
+      "hello world" => [ s(:statements, s(:return, s(:call, s(:name, :putstring), s(:arguments),
+                          s(:receiver, s(:string, "Hello again\\n"))))),
+                          nil],
+      }
+  end
+  def clean_compile(clazz_name , method_name , args , statements)
+    compiler = Typed::MethodCompiler.new.create_method(clazz_name,method_name,args ).init_method
+    compiler.process( Typed.ast_to_code( statements ) )
+  end
+
 end