diff --git a/Screens/f155.sql b/Screens/f155.sql
index b64128c..3e49556 100644
--- a/Screens/f155.sql
+++ b/Screens/f155.sql
@@ -13,7 +13,7 @@ prompt  APPLICATION 155 - webmip
 -- Application Export:
 --   Application:     155
 --   Name:            webmip
---   Date and Time:   13:20 Friday February 22, 2008
+--   Date and Time:   13:58 Friday February 22, 2008
 --   Exported By:     PRIESTJ
 --   Flashback:       0
 --   Export Type:     Application Export
@@ -26,7 +26,7 @@ prompt  APPLICATION 155 - webmip
  
 -- Application Statistics:
 --   Pages:                54
---     Items:             338
+--     Items:             339
 --     Computations:        1
 --     Validations:       244
 --     Processes:          91
@@ -145,7 +145,7 @@ wwv_flow_api.create_flow(
   p_default_region_template=> 24740611526526770 + wwv_flow_api.g_id_offset,
   p_error_template    => 38911722486594102 + wwv_flow_api.g_id_offset,
   p_page_protection_enabled_y_n=> 'N',
-  p_checksum_salt_last_reset => '20080222132042',
+  p_checksum_salt_last_reset => '20080222135841',
   p_home_link         => 'f?p=&APP_ID.:1',
   p_box_width         => '98%',
   p_flow_language     => 'en-gb',
@@ -187,7 +187,7 @@ wwv_flow_api.create_flow(
   p_substitution_string_01 => 'SYSTEM_ENVIRONMENT',
   p_substitution_value_01  => '(Development)',
   p_last_updated_by => 'PRIESTJ',
-  p_last_upd_yyyymmddhh24miss=> '20080222132042',
+  p_last_upd_yyyymmddhh24miss=> '20080222135841',
   p_required_roles=> wwv_flow_utilities.string_to_table2(''));
  
  
@@ -2212,6 +2212,32 @@ wwv_flow_api.create_app_comments (
   p_app_version=>'');
 end;
 /
+begin
+wwv_flow_api.create_app_comments (
+  p_id=>41680125047079544 + wwv_flow_api.g_id_offset,
+  p_flow_id=>wwv_flow.g_flow_id,
+  p_pages=>'32',
+  p_app_comment=>'Fixed bug 250, restricted the Service pressure drop list so that IP no longer appears for Standard Job types.',
+  p_updated_on=>'2008.02.22.13:53:50',
+  p_updated_by=>'PRIESTJ',
+  p_created_on=>'2008.02.22.13:53:50',
+  p_created_by=>'PRIESTJ',
+  p_app_version=>'');
+end;
+/
+begin
+wwv_flow_api.create_app_comments (
+  p_id=>41694821631106961 + wwv_flow_api.g_id_offset,
+  p_flow_id=>wwv_flow.g_flow_id,
+  p_pages=>'90',
+  p_app_comment=>'Fixed bug #222 Tripartite Regions now defaults to a null value, forcing users to select a region before saving the Tripartite screen',
+  p_updated_on=>'2008.02.22.13:58:24',
+  p_updated_by=>'PRIESTJ',
+  p_created_on=>'2008.02.22.13:58:24',
+  p_created_by=>'PRIESTJ',
+  p_app_version=>'');
+end;
+/
  
 --application/pages/page_00000
 prompt  ...PAGE 0: system
@@ -5809,7 +5835,7 @@ wwv_flow_api.create_page(
   p_required_role => 14572900838700208+ wwv_flow_api.g_id_offset,
   p_required_patch=> null + wwv_flow_api.g_id_offset,
   p_last_updated_by => 'DHARSHANIK',
-  p_last_upd_yyyymmddhh24miss => '20080221151341',
+  p_last_upd_yyyymmddhh24miss => '20080222135727',
   p_page_is_public_y_n=> 'N',
   p_protection_level=> 'C',
   p_page_comment  => '');
@@ -5937,7 +5963,6 @@ wwv_flow_api.create_report_columns (
   p_column_alias=> 'ID',
   p_column_display_sequence=> 2,
   p_column_heading=> '',
-  p_column_link=>'f?p=&APP_ID.:19:&SESSION.::&DEBUG.::P19_ID,P19_REQUIRED_COST_TYPE:#ID#,#COST_TYPE#',
   p_column_alignment=>'LEFT',
   p_heading_alignment=>'CENTER',
   p_default_sort_column_sequence=>0,
@@ -6394,6 +6419,7 @@ wwv_flow_api.create_report_columns (
   p_column_alias=> 'LINK$01',
   p_column_display_sequence=> 1,
   p_column_heading=> '',
+  p_column_link=>'f?p=&APP_ID.:19:&SESSION.::&DEBUG.::P19_ID:#ID#',
   p_column_linktext=>'Edit',
   p_column_alignment=>'LEFT',
   p_heading_alignment=>'CENTER',
@@ -22185,8 +22211,8 @@ wwv_flow_api.create_page(
   p_html_page_header => '',
   p_step_template => '',
   p_required_patch=> null + wwv_flow_api.g_id_offset,
-  p_last_updated_by => 'DHARSHANIK',
-  p_last_upd_yyyymmddhh24miss => '20071205180336',
+  p_last_updated_by => 'HARDYA',
+  p_last_upd_yyyymmddhh24miss => '20080222133737',
   p_page_comment  => '');
  
 wwv_flow_api.set_page_help_text(p_flow_id=>wwv_flow.g_flow_id,p_flow_step_id=>54,p_text=>h);
@@ -22263,7 +22289,7 @@ wwv_flow_api.create_report_columns (
   p_column_alias=> 'CODE',
   p_column_display_sequence=> 1,
   p_column_heading=> 'Housing Code',
-  p_column_link=>'f?p=&APP_ID.:55:&SESSION.::&DEBUG.::P55_CODE:#CODE#',
+  p_column_link=>'f?p=&APP_ID.:55:&SESSION.::&DEBUG.::P55_CODE,P55_CREATEUPDATE:#CODE#,UPDATE',
   p_column_linktext=>'#CODE#',
   p_column_alignment=>'LEFT',
   p_heading_alignment=>'CENTER',
@@ -22339,6 +22365,30 @@ declare
   s varchar2(32767) := null;
 begin
 s := null;
+wwv_flow_api.create_report_columns (
+  p_id=> 17973004533973912 + wwv_flow_api.g_id_offset,
+  p_region_id=> 17972813117973911 + wwv_flow_api.g_id_offset,
+  p_flow_id=> wwv_flow.g_flow_id,
+  p_query_column_id=> 4,
+  p_form_element_id=> null,
+  p_column_alias=> 'NAME',
+  p_column_display_sequence=> 9,
+  p_column_heading=> 'Manufacturer',
+  p_column_alignment=>'LEFT',
+  p_heading_alignment=>'CENTER',
+  p_default_sort_column_sequence=>0,
+  p_disable_sort_column=>'Y',
+  p_sum_column=> 'N',
+  p_hidden_column=> 'N',
+  p_display_as=>'WITHOUT_MODIFICATION',
+  p_pk_col_source=> s,
+  p_column_comment=>'');
+end;
+/
+declare
+  s varchar2(32767) := null;
+begin
+s := null;
 wwv_flow_api.create_report_columns (
   p_id=> 17973327369973912 + wwv_flow_api.g_id_offset,
   p_region_id=> 17972813117973911 + wwv_flow_api.g_id_offset,
@@ -22470,30 +22520,6 @@ wwv_flow_api.create_report_columns (
   p_column_comment=>'');
 end;
 /
-declare
-  s varchar2(32767) := null;
-begin
-s := null;
-wwv_flow_api.create_report_columns (
-  p_id=> 17973004533973912 + wwv_flow_api.g_id_offset,
-  p_region_id=> 17972813117973911 + wwv_flow_api.g_id_offset,
-  p_flow_id=> wwv_flow.g_flow_id,
-  p_query_column_id=> 10,
-  p_form_element_id=> null,
-  p_column_alias=> 'NAME',
-  p_column_display_sequence=> 9,
-  p_column_heading=> 'Manufacturer',
-  p_column_alignment=>'LEFT',
-  p_heading_alignment=>'CENTER',
-  p_default_sort_column_sequence=>0,
-  p_disable_sort_column=>'Y',
-  p_sum_column=> 'N',
-  p_hidden_column=> 'N',
-  p_display_as=>'WITHOUT_MODIFICATION',
-  p_pk_col_source=> s,
-  p_column_comment=>'');
-end;
-/
  
 begin
  
@@ -22507,7 +22533,7 @@ wwv_flow_api.create_page_button(
   p_button_image_alt=> 'Create',
   p_button_position=> 'BOTTOM',
   p_button_alignment=> 'RIGHT',
-  p_button_redirect_url=> 'f?p=&APP_ID.:55:&SESSION.::&DEBUG.:55::',
+  p_button_redirect_url=> 'f?p=&APP_ID.:55:&SESSION.::&DEBUG.:55:P55_CREATEUPDATE:CREATE',
   p_button_cattributes=>'id="create"',
   p_required_patch => null + wwv_flow_api.g_id_offset);
  
@@ -22573,8 +22599,8 @@ wwv_flow_api.create_page(
   p_html_page_header => ' ',
   p_step_template => '',
   p_required_patch=> null + wwv_flow_api.g_id_offset,
-  p_last_updated_by => 'DHARSHANIK',
-  p_last_upd_yyyymmddhh24miss => '20080220170118',
+  p_last_updated_by => 'HARDYA',
+  p_last_upd_yyyymmddhh24miss => '20080222135629',
   p_page_comment  => '');
  
 wwv_flow_api.set_page_help_text(p_flow_id=>wwv_flow.g_flow_id,p_flow_step_id=>55,p_text=>h);
@@ -22640,8 +22666,9 @@ wwv_flow_api.create_page_button(
   p_button_position=> 'BOTTOM',
   p_button_alignment=> 'RIGHT',
   p_button_redirect_url=> 'javascript:confirmDelete(htmldb_delete_message,''DELETE'');',
-  p_button_condition=> 'select 1 from housings where upper(code) = upper(:P55_CODE)',
-  p_button_condition_type=> 'EXISTS',
+  p_button_condition=> ':P55_CREATEUPDATE',
+  p_button_condition2=> '''UPDATE''',
+  p_button_condition_type=> 'VAL_OF_ITEM_IN_COND_EQ_COND2',
   p_button_cattributes=>'id="delete"',
   p_database_action=>'DELETE',
   p_required_patch => null + wwv_flow_api.g_id_offset);
@@ -22656,8 +22683,9 @@ wwv_flow_api.create_page_button(
   p_button_image_alt=> 'Apply Changes',
   p_button_position=> 'BOTTOM',
   p_button_alignment=> 'RIGHT',
-  p_button_condition=> 'select 1 from housings where upper(code) = upper(:P55_CODE)',
-  p_button_condition_type=> 'EXISTS',
+  p_button_condition=> ':P55_CREATEUPDATE',
+  p_button_condition2=> '''UPDATE''',
+  p_button_condition_type=> 'VAL_OF_ITEM_IN_COND_EQ_COND2',
   p_button_cattributes=>'id="apply_changes"',
   p_database_action=>'UPDATE',
   p_required_patch => null + wwv_flow_api.g_id_offset);
@@ -22672,8 +22700,9 @@ wwv_flow_api.create_page_button(
   p_button_image_alt=> 'Create',
   p_button_position=> 'BOTTOM',
   p_button_alignment=> 'RIGHT',
-  p_button_condition=> 'select 1 from housings where upper(code) = upper(:P55_CODE)',
-  p_button_condition_type=> 'NOT_EXISTS',
+  p_button_condition=> ':P55_CREATEUPDATE',
+  p_button_condition2=> '''CREATE''',
+  p_button_condition_type=> 'VAL_OF_ITEM_IN_COND_EQ_COND2',
   p_button_cattributes=>'id="create"',
   p_database_action=>'INSERT',
   p_required_patch => null + wwv_flow_api.g_id_offset);
@@ -22849,8 +22878,9 @@ wwv_flow_api.create_page_item(
   p_rowspan => 1,
   p_label_alignment  => 'RIGHT',
   p_field_alignment  => 'LEFT',
-  p_read_only_when=>'select 1 from housings where upper(code) = upper(:P55_CODE)',
-  p_read_only_when_type=>'EXISTS',
+  p_read_only_when=>':P55_CREATEUPDATE',
+  p_read_only_when2=>'UPDATE',
+  p_read_only_when_type=>'VAL_OF_ITEM_IN_COND_EQ_COND2',
   p_field_template => 24749318534526790+wwv_flow_api.g_id_offset,
   p_is_persistent=> 'Y',
   p_lov_display_extra=>'NO',
@@ -23074,6 +23104,42 @@ wwv_flow_api.create_page_item(
   p_item_comment => '');
  
  
+end;
+/
+
+declare
+    h varchar2(32767) := null;
+begin
+wwv_flow_api.create_page_item(
+  p_id=>41656432002958555 + wwv_flow_api.g_id_offset,
+  p_flow_id=> wwv_flow.g_flow_id,
+  p_flow_step_id=> 55,
+  p_name=>'P55_CREATEUPDATE',
+  p_data_type=> 'VARCHAR',
+  p_accept_processing=> 'REPLACE_EXISTING',
+  p_item_sequence=> 100,
+  p_item_plug_id => 17977723777989714+wwv_flow_api.g_id_offset,
+  p_use_cache_before_default=> 'YES',
+  p_item_default => 'CREATE',
+  p_item_default_type => 'STATIC_TEXT_WITH_SUBSTITUTIONS',
+  p_display_as=> 'HIDDEN',
+  p_lov_columns=> 1,
+  p_lov_display_null=> 'NO',
+  p_lov_translated=> 'N',
+  p_cSize=> null,
+  p_cMaxlength=> 2000,
+  p_cHeight=> null,
+  p_cAttributes=> 'nowrap="nowrap"',
+  p_begin_on_new_line => 'NO',
+  p_begin_on_new_field=> 'YES',
+  p_colspan => 1,
+  p_rowspan => 1,
+  p_label_alignment  => 'LEFT',
+  p_field_alignment  => 'LEFT',
+  p_is_persistent=> 'Y',
+  p_item_comment => '');
+ 
+ 
 end;
 /
 
@@ -26440,7 +26506,7 @@ wwv_flow_api.create_page(
   p_step_template => '',
   p_required_patch=> null + wwv_flow_api.g_id_offset,
   p_last_updated_by => 'DHARSHANIK',
-  p_last_upd_yyyymmddhh24miss => '20080221151927',
+  p_last_upd_yyyymmddhh24miss => '20080222135828',
   p_page_is_public_y_n=> 'N',
   p_protection_level=> 'C',
   p_page_comment  => '');
@@ -30133,7 +30199,7 @@ wwv_flow_api.create_page(
   p_step_template => '',
   p_required_patch=> null + wwv_flow_api.g_id_offset,
   p_last_updated_by => 'MULLENM',
-  p_last_upd_yyyymmddhh24miss => '20080220134642',
+  p_last_upd_yyyymmddhh24miss => '20080222133557',
   p_page_is_public_y_n=> 'N',
   p_page_comment  => '');
  
@@ -30766,8 +30832,7 @@ wwv_flow_api.create_page_validation(
   p_flow_step_id => 63,
   p_validation_name => 'P63_OFF_POSTCODE',
   p_validation_sequence=> 20,
-  p_validation => 'P63_OFF_POSTCODE',
-  p_validation2 => '^[a-zA-Z]+[0-9]+ [0-9]+[a-zA-Z]+$',
+  p_validation => 'mip_regions.valid_postcode_format(p_postcode => P63_OFF_POSTCODE)',
   p_validation_type => 'REGULAR_EXPRESSION',
   p_error_message => 'Invalid postcode',
   p_when_button_pressed=> 20908810723287045 + wwv_flow_api.g_id_offset,
@@ -30878,7 +30943,7 @@ wwv_flow_api.create_page(
   p_step_template => '',
   p_required_patch=> null + wwv_flow_api.g_id_offset,
   p_last_updated_by => 'MULLENM',
-  p_last_upd_yyyymmddhh24miss => '20080219145733',
+  p_last_upd_yyyymmddhh24miss => '20080222133537',
   p_page_is_public_y_n=> 'N',
   p_page_comment  => '');
  
@@ -31364,9 +31429,8 @@ wwv_flow_api.create_page_validation(
   p_flow_step_id => 64,
   p_validation_name => 'P64_HOME_POSTCODE',
   p_validation_sequence=> 20,
-  p_validation => 'P64_HOME_POSTCODE',
-  p_validation2 => '^[a-zA-Z]+[0-9]+ [0-9]+[a-zA-Z]+$',
-  p_validation_type => 'REGULAR_EXPRESSION',
+  p_validation => 'mip_regions.valid_postcode_format(p_postcode => :P64_HOME_POSTCODE)',
+  p_validation_type => 'FUNC_BODY_RETURNING_BOOLEAN',
   p_error_message => 'Invalid postcode',
   p_when_button_pressed=> 20916009513290381 + wwv_flow_api.g_id_offset,
   p_associated_item=> 20917810304290383 + wwv_flow_api.g_id_offset,
@@ -36240,7 +36304,7 @@ wwv_flow_api.create_page(
   p_step_template => '',
   p_required_patch=> null + wwv_flow_api.g_id_offset,
   p_last_updated_by => 'MULLENM',
-  p_last_upd_yyyymmddhh24miss => '20080219162129',
+  p_last_upd_yyyymmddhh24miss => '20080222135502',
   p_page_is_public_y_n=> 'N',
   p_page_comment  => '');
  
@@ -36778,6 +36842,7 @@ wwv_flow_api.create_page_validation(
   p_validation => 'declare'||chr(10)||
 '  l_dummy number := 0;'||chr(10)||
 'begin'||chr(10)||
+''||chr(10)||
 '  SELECT count(*) '||chr(10)||
 '    into l_dummy'||chr(10)||
 '    FROM addresses'||chr(10)||
@@ -36792,12 +36857,16 @@ wwv_flow_api.create_page_validation(
 '    return true;'||chr(10)||
 '  else return false;'||chr(10)||
 '  end if;'||chr(10)||
+''||chr(10)||
 'exception'||chr(10)||
 '  when no_data_found then'||chr(10)||
 '    return true;'||chr(10)||
 'end;',
   p_validation_type => 'FUNC_BODY_RETURNING_BOOLEAN',
   p_error_message => 'Address code must be unique.',
+  p_validation_condition=> 'P69_ACTION',
+  p_validation_condition2=> 'NEW',
+  p_validation_condition_type=> 'VAL_OF_ITEM_IN_COND_EQ_COND2',
   p_when_button_pressed=> 20959412356304544 + wwv_flow_api.g_id_offset,
   p_associated_item=> 20960206024304545 + wwv_flow_api.g_id_offset,
   p_error_display_location=>'INLINE_WITH_FIELD_AND_NOTIFICATION',
@@ -36817,9 +36886,8 @@ wwv_flow_api.create_page_validation(
   p_flow_step_id => 69,
   p_validation_name => 'P69_ADDR_POSTCODE',
   p_validation_sequence=> 20,
-  p_validation => 'P69_ADDR_POSTCODE',
-  p_validation2 => '^[a-zA-Z]+[0-9]+ [0-9]+[a-zA-Z]+$',
-  p_validation_type => 'REGULAR_EXPRESSION',
+  p_validation => 'return mip_regions.valid_postcode_format(p_postcode => :P69_ADDR_POSTCODE);',
+  p_validation_type => 'FUNC_BODY_RETURNING_BOOLEAN',
   p_error_message => 'Invalid postcode',
   p_when_button_pressed=> 20959412356304544 + wwv_flow_api.g_id_offset,
   p_associated_item=> 20961615125304547 + wwv_flow_api.g_id_offset,
@@ -36967,24 +37035,28 @@ p:=p||'declare'||chr(10)||
 '  l_addr.city := :P69_ADDR_CITY;'||chr(10)||
 '  l_addr.postcode := :P69_ADDR_POSTCODE;'||chr(10)||
 ''||chr(10)||
-'  -- create the address if it''s new'||chr(10)||
-'  mip_parties.add_address(l_addr);'||chr(10)||
+'  '||chr(10)||
 ''||chr(10)||
-'  -- if we''re adding a new address the';
-
-p:=p||'n make the assignments.'||chr(10)||
+'  -- if we''re adding a new address then make the assignments.'||chr(10)||
 '  if :P69_ACTION = ''NEW'' then'||chr(10)||
+'    -- create';
+
+p:=p||' the address'||chr(10)||
+'    mip_parties.add_address(l_addr);'||chr(10)||
+''||chr(10)||
 '    -- assign the address to the party'||chr(10)||
 '    mip_parties.create_party_address(p_addr_code => :P69_ADDR_CODE,'||chr(10)||
 '                                     p_prty_id   => :P69_PRTY_ID,'||chr(10)||
 '                                     p_addr_type => :P69_ADDR_TYPE);'||chr(10)||
 ''||chr(10)||
 '    -- set the end date of the old addresses'||chr(10)||
-'    mip_parties.expire_old_addresses(p_prty_id => ';
+'    mip_parties.expire_old_addresses(p_prty_id => :P';
 
-p:=p||':P69_PRTY_ID, '||chr(10)||
+p:=p||'69_PRTY_ID, '||chr(10)||
 '                                     p_addr_code => :P69_ADDR_CODE,'||chr(10)||
 '                                     p_paddr_type => :P69_ADDR_TYPE);'||chr(10)||
+'  else'||chr(10)||
+'    mip_parties.update_address(l_addr);'||chr(10)||
 '  end if;'||chr(10)||
 'end;';
 
@@ -39896,8 +39968,8 @@ wwv_flow_api.create_page(
   p_html_page_header => ' ',
   p_step_template => '',
   p_required_patch=> null + wwv_flow_api.g_id_offset,
-  p_last_updated_by => 'HARDYA',
-  p_last_upd_yyyymmddhh24miss => '20080221114141',
+  p_last_updated_by => 'PRIESTJ',
+  p_last_upd_yyyymmddhh24miss => '20080222135636',
   p_page_is_public_y_n=> 'N',
   p_page_comment  => '');
  
@@ -40130,8 +40202,10 @@ wwv_flow_api.create_page_item(
 'from REGIONS'||chr(10)||
 'order by 1',
   p_lov_columns=> 1,
-  p_lov_display_null=> 'NO',
+  p_lov_display_null=> 'YES',
   p_lov_translated=> 'N',
+  p_lov_null_text=>'-Please Select a Value-',
+  p_lov_null_value=> '',
   p_cSize=> 32,
   p_cMaxlength=> 80,
   p_cHeight=> 1,
@@ -44548,15 +44622,16 @@ c3:=c3||'<div id="UKSubNav" class="reg">'||chr(10)||
 '<div id="navTier" class="w180">#REGION_POSITION_08#</div>'||chr(10)||
 '</div>'||chr(10)||
 ' <div id="colMid">'||chr(10)||
-'<div id="ErrorOutputDiv"></div>'||chr(10)||
+'<div id="ErrorOutputDiv">'||chr(10)||
 '#BOX_BODY#'||chr(10)||
 '</div>'||chr(10)||
+'</div>'||chr(10)||
 ''||chr(10)||
 '<div id="colRight">'||chr(10)||
 '<h1 class="podTitle"><img src="#WORKSPACE_IMAGES#exclaim.gif" alt=""/>Important Messages</h1>'||chr(10)||
-'<div class="t4messages">#GLOBAL_NOTI';
+'<div class="t4messages">#GLOBAL_NO';
 
-c3:=c3||'FICATION##SUCCESS_MESSAGE##NOTIFICATION_MESSAGE#</div>'||chr(10)||
+c3:=c3||'TIFICATION##SUCCESS_MESSAGE##NOTIFICATION_MESSAGE#</div>'||chr(10)||
 '</div>'||chr(10)||
 '</div>'||chr(10)||
 ''||chr(10)||