case 1: $order_odp = "1234"; break;
			 case 2: $order_odp = "2134"; break;
			 case 3: $order_odp = "3124"; break;
			 case 4: $order_odp = "1324"; break;
			 case 5: $order_odp = "2314"; break;
			 case 6: $order_odp = "3214"; break;
			 case 7: $order_odp = "4213"; break;
			 case 8: $order_odp = "2413"; break;
			 case 9: $order_odp = "1423"; break;
			case 10: $order_odp = "4123"; break;
			case 11: $order_odp = "2143"; break;
			case 12: $order_odp = "1243"; break;
			case 13: $order_odp = "1342"; break;
			case 14: $order_odp = "3142"; break;
			case 15: $order_odp = "4132"; break;
			case 16: $order_odp = "1432"; break;
			case 17: $order_odp = "3412"; break;
			case 18: $order_odp = "4312"; break;
			case 19: $order_odp = "4321"; break;
			case 20: $order_odp = "3421"; break;
			case 21: $order_odp = "2431"; break;
			case 22: $order_odp = "4231"; break;
			case 23: $order_odp = "3241"; break;
			case 24: $order_odp = "2341"; break;