var OA_zones = {
'right-ads pos 01' : 18998,
'right-ads pos 02' : 18999,
'right-ads pos 03' : 19000,
'right-ads pos 04' : 19001,
'right-ads pos 05' : 19002,
'right-ads pos 06' : 19003,
'right-ads pos 07' : 19004,
'right-ads pos 08' : 19005,
'right-ads pos 09' : 19006,
'right-ads pos 10' : 19007,
'right-ads pos 11' : 19008,
'right-ads pos 12' : 19009,
'right-ads pos 13' : 19010,
'right-ads pos 14' : 19018,
'right-ads pos 15' : 19011,
'right-ads pos 16' : 19012,
'right-ads pos 17' : 19013,
'right-ads pos 18' : 19015,
'right-ads pos 19' : 19016,
'right-ads pos 20' : 19014
}