var DifferenceInMonth = new Array( 1272060, 1275495, 1281180, 1289445, 1299225, 1310355, 1321560, 1333035, 1342770, 1350855, 1356420, 1359045, 1358580, 1355055, 1348695, 1340040, 1329630, 1318455, 1306935, 1297380, 1286865, [1278430], 1274550,1271556);中括号为已修改内容,用时去掉中括号即可