var OA_zones = {
'right-ads pos 01' : 18588,
'right-ads pos 02' : 18589,
'right-ads pos 03' : 18590,
'right-ads pos 04' : 18591,
'right-ads pos 05' : 18592,
'right-ads pos 06' : 18593,
'right-ads pos 07' : 18594,
'right-ads pos 08' : 18595,
'right-ads pos 09' : 18596,
'right-ads pos 10' : 18597,
'right-ads pos 11' : 18598,
'right-ads pos 12' : 18599,
'right-ads pos 13' : 18600,
'right-ads pos 14' : 18601,
'right-ads pos 15' : 18602,
'right-ads pos 16' : 18603,
'right-ads pos 17' : 18604,
'right-ads pos 18' : 18605,
'right-ads pos 19' : 18606,
'right-ads pos 20' : 18607
}