general text 100 1 1 1 text 10 1 1 1 select adminhtml/system_config_source_yesno contacts/system_config_backend_links 10 1 1 1 text 50 1 1 1 text validate-email 10 1 1 1 select adminhtml/system_config_source_email_identity 20 1 1 1 select adminhtml/system_config_source_email_template 30 1 1 1