$pc_timezones = array(
'GMT' => 0, // Greenwich Mean
'UTC' => 0, // Universal (Coordinated)
'WET' => 0, // Western European
'WAT' => -1*3600, // West Africa
'AT' => -2*3600, // Azores
'NFT' => -3*3600-1800, // Newfoundland
'AST' => -4*3600, // Atlantic Standard
'EST' => -5*3600, // Eastern Standard
'CST' => -6*3600, // Central Standard
'MST' => -7*3600, // Mountain Standard
'PST' => -8*3600, // Pacific Standard
'YST' => -9*3600, // Yukon Standard
'HST' => -10*3600, // Hawaii Standard
'CAT' => -10*3600, // Central Alaska
'AHST' => -10*3600, // Alaska-Hawaii Standard
'NT' => -11*3600, // Nome
'IDLW' => -12*3600, // International Date Line West
'CET' => +1*3600, // Central European
'MET' => +1*3600, // Middle European
'MEWT' => +1*3600, // Middle European Winter
'SWT' => +1*3600, // Swedish Winter
'FWT' => +1*3600, // French Winter
'EET' => +2*3600, // Eastern Europe, USSR Zone 1
'BT' => +3*3600, // Baghdad, USSR Zone 2
'IT' => +3*3600+1800, // Iran
'ZP4' => +4*3600, // USSR Zone 3
'ZP5' => +5*3600, // USSR Zone 4
'IST' => +5*3600+1800, // Indian Standard
'ZP6' => +6*3600, // USSR Zone 5
'SST' => +7*3600, // South Sumatra, USSR Zone 6
'WAST' => +7*3600, // West Australian Standard
'JT' => +7*3600+1800, // Java
'CCT' => +8*3600, // China Coast, USSR Zone 7
'JST' => +9*3600, // Japan Standard, USSR Zone 8
'CAST' => +9*3600+1800, // Central Australian Standard
'EAST' => +10*3600, // Eastern Australian Standard
'GST' => +10*3600, // Guam Standard, USSR Zone 9
'NZT' => +12*3600, // New Zealand
'NZST' => +12*3600, // New Zealand Standard
'IDLE' => +12*3600 // International Date Line East
);