public long getItemCidFromJsonObject() {
		if (itemJsonObject == null) {
			System.out.println("Ʒjsonδ");
			return -1;
		}
		if(itemJsonObject.has("cid"))
			try {
				return itemJsonObject.getLong("cid");
			} catch (JSONException e) {
				ClsFile.writeLog(apiLogFileName, "ȡƷĿ,ƷjsonΪ"
						+ itemJsonObject.toString());
				e.printStackTrace();
				return -1;
			}
		else
		{
			System.out.println("Ʒjson󲻰cidԣ");
			return -1;
		}
	}