Zoom functions dont appear to work

[office_locator offices='605323,605321,605319,605316,605314,605312,605310,605308,605306,605304,605302,605300,605298,605296,605294,605292,605290,605288,605286,605283,605281,605278,605276,605274,605272,605270,605267,605265,605263,605261,605259,605257,605255,605252,605249,605245,605242,605236,605233,605229' text_field address='Utrecht' lat_long='52.09073739999999,5.1214201' outer_zoom_level='18' inner_zoom_level='20' street_view_control='yes' street_view_ctlr_pos='RIGHT_BOTTOM' map_type_control='yes' map_type_ctlr_pos='TOP_LEFT' full_screen_control='yes' full_screen_ctlr_pos='RIGHT_TOP' zoom_control='yes' wheel_zooming='yes' zoom_position='RIGHT_BOTTOM' map_width='100%' map_height='100%' start_location_marker_width='25px' start_location_marker_height='35px' store_location_marker_width='25px' store_location_marker_height='35px' map_view_type='roadmap' map_office_radius='1000' map_office_results='100' enable_store_filter='no' enable_store_office='yes' enable_start_location_marker_control='yes' enable_store_location_marker_control='yes' enable_start_location_marker_pop_up_control='yes' enable_store_location_marker_pop_up_control='yes' map_container_size='container' map_container_max_width='1650px' map_background_color='#f9f9f9' undefined='Wissen' map_style='silver' start_location_marker='store-red' store_marker='store-red' map_layout='layout-7'  ]

outer_zoom_level='18' inner_zoom_level='20'

Hi, im trying to get my map to be zoomed from the start, without having to enter any locations or anything. For now, it appears to be zoomed out very far, and changing the parameters outer zoom level and inner zoom level does not appear to fix anything, please help?