open external url via transaction launcher sina baidu google web

1. define a URL ID for external URL:
   
   
2. create a new transaction launcher model:
   
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3. create a new UI Object type:
   
   
4. create a new logic link
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5. define generic outbound plug mapping for IC_AGENT
   
   
6. create an outbound plug in BSP window, add implementation:

DATA:
lr_nav_descriptor TYPE REF TO cl_crm_ui_descriptor_object,
lr_nav_descr TYPE REF TO if_bol_bo_property_access.
* Check whether Nav Descriptor is already inserted
cl_crm_ui_descriptor_obj_srv=>create_ui_object_based( EXPORTING
iv_ui_object_type = 'ZBAIDU' – from step3
iv_ui_object_action = 'B'
RECEIVING
rr_result = lr_nav_descr ).

iv_data_collection->insert( iv_bo = lr_nav_descr iv_index = 1 ).
fire_outbound_plug( iv_outbound_plug = 'EXTERNAL' iv_data_collection = iv_data_collection ).

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