var tileSources =  [ //grepmeaway
"osd_101_3.dzi",
"osd_100_3.dzi",
"osd_97_3.dzi",
"osd_96_3.dzi",
"osd_94_3.dzi",
"osd_93_3.dzi",
"osd_91_3.dzi",
"osd_90_3.dzi",
"osd_89_3.dzi",
"osd_88_3.dzi",
"osd_87_3.dzi",
"osd_86_3.dzi",
"osd_85_3.dzi",
"osd_84_3.dzi",
"osd_83_3.dzi",
"osd_82_3.dzi",
"osd_81_3.dzi",
"osd_80_3.dzi",
"osd_79_3.dzi",
"osd_78_3.dzi",
"osd_77_3.dzi",
"osd_76_3.dzi",
"osd_75_3.dzi",
"osd_74_3.dzi",
"osd_73_3.dzi",
"osd_72_3.dzi",
"osd_71_3.dzi",
"osd_69_3.dzi",
"osd_68_3.dzi",
"osd_2_3.dzi",
"osd_1_3.dzi",
"osd_0_3.dzi",
]; //grepmeaway