function InitMainOccupation(obj)  
  {     
 	j = obj.options.length;      
  	while( j-- )      
  	{      
  		obj.options[j] = null;      
  	}      
  	var aryIDs = GetOccParentIDs();      
  	var aryNames = GetOccParentNames();      
  	for( i=0 ; i<aryIDs.length ; i++ )      
  	{      
  		obj.options.add( new Option (aryNames[i],aryIDs[i]) );   
  	}      
  }        
  function GetOccParentIDs()      
  {      
 	return new Array(
'56','57','58','59','60','61','62','63','64','65','66');   
  }     
  function GetOccParentNames()     
  {     
 return new Array(
'地板','人造板','原材料-半成品原材料','木工机械','二次加工木制品','木门窗','建筑部件－家具配件','其他','木家具','辅料','工程木制品');   
  }     
  function getOccIDs(idx)     
  {     
  	switch(idx)     
  	{     
case '56':return new Array('56', 
'1305','1306','1307','1308','1309','1310','1311','1342','1388','1401');   
case '57':return new Array('57', 
'1312','1313','1315','1316','1317','1319','1359','1360','1361','1362','1363','1364','1365','1389');   
case '58':return new Array('58', 
'1320','1321','1322','1323','1324','1325','1366','1390','1391');   
case '59':return new Array('59', 
'1326','1327','1328','1329','1330','1344','1392','1393','1394','1395');   
case '60':return new Array('60', 
'1333','1334','1335','1356','1375','1376');   
case '61':return new Array('61', 
'1336','1337','1338','1339','1340','1341','1348','1383');   
case '62':return new Array('62', 
'1346','1347','1349','1373');   
case '63':return new Array('63', 
'1350','1352','1353','1354','1355','1374');   
case '64':return new Array('64', 
'1367','1368','1369','1370','1371','1372','1396','1413','1414');   
case '65':return new Array('65', 
'1377','1378','1379','1380','1381','1382','1397','1398','1399','1400');   
case '66':return new Array('66', 
'1384','1385','1386','1387','1402','1403','1404','1405','1406','1407','1408','1409','1410','1411','1412');   
  	default:return new Array(); 
  	 	}   
  	 }  
  	 function getOccNames(idx)   
  	 {   
  	 	switch(idx)   
  	 	{   
 case '56':return new Array('地板', 
'实木地板','三层实木复合地板','强化地板','竹地板','软木地板','集装箱地板','其他','竹木复合','户外地板','多层实木复合地板');   
 case '57':return new Array('人造板', 
'普通胶合板','贴面板','特种胶合板','细木工板','刨花板','其他','集装箱用胶合板','竹材胶合板','建筑模板','中密度纤维板','高密度纤维板','科技木','装饰板','地板用胶合板');   
 case '58':return new Array('原材料-半成品原材料', 
'原木','锯材','单板','刨光材','防腐木','其他','木片','门窗料','集成材');   
 case '59':return new Array('木工机械', 
'木材采运机械','人造板机械','地板机械','木工刀具','其他','家具机械','木材干燥设备','木业除尘设备','木材改性设备','机械辅料');   
 case '60':return new Array('二次加工木制品', 
'木线条','楼梯','其他','工艺木制品','工业木制品','生活用木制品');   
 case '61':return new Array('木门窗', 
'实木门','实木复合门','模压门','钢木结合门','塑木结合门','门框及门框料','其他','木窗');   
 case '62':return new Array('建筑部件－家具配件', 
'家具部件','建筑部件','其他','五金配件');   
 case '63':return new Array('其他', 
'其它','纸浆','竹藤','林业','室内装饰','造纸');   
 case '64':return new Array('木家具', 
'办公家具','民用家具','酒店家具','宿舍家具','实验室家具','其他','橱柜','板式家具','实木家具');   
 case '65':return new Array('辅料', 
'胶粘剂','防腐剂','阻燃剂','防水剂','甲醛','其他','涂料','地板专用各类纸张','人造板专用各类纸张','家具贴面纸');   
 case '66':return new Array('工程木制品', 
'集成材','定向刨花板','单板层积材','其他','单板条定向层积材','木片层积材','异型木结构梁','工字梁','结构用胶合板','水泥模板','金属衔接木材衍架','木塑复合材料','木制房屋','园林景观','防腐木');   
  	 	default:return new Array();   
  	 	 	}   
  	 	 }