public static boolean upload(String LocalPath,String RemotePath) {
		//upload函數功能：把Path(可能是相對或絕對路徑)描述的檔案上傳

		//取得FileAbsolutePath
		File beingSplitFile = new File (LocalPath);
		String FileAbsolutePath =  beingSplitFile.getAbsolutePath();

	   //切割檔案
	   int NumOfFrags = -1;
	   NumOfFrags = BillHandler.splitFile(LocalPath, "1MB");
	   if(NumOfFrags == 0 || NumOfFrags == -1 ){
	       System.out.println("切割檔案失敗");
	       return false;
	   }

	   //進入碎片資料夾(Fragments Folder)，取得裡面所有碎片名稱
	   File Fragments_Folder = new File (LocalPath + "_fragments_tmp");
	   String[] All_Fragments_Name = Fragments_Folder.list();



       for(int i = 0; i < All_Fragments_Name.length; i++) {
    	   //取得該碎片的絕對路徑，以便上傳
		  String Fragment_AbsolutePath = FileAbsolutePath + "_fragments_tmp" + "\\" + All_Fragments_Name[i];
		  /*這裡的seperator是用Windows的『\』，不曉得unix-like的平台，會不會有問題。*/
		  System.out.println("處理檔案:" + All_Fragments_Name[i]);


		  int Fragment_Number = Integer.parseInt(All_Fragments_Name[i].substring(All_Fragments_Name[i].length()-1));
		  if( Fragment_Number %3 == 0	){		//Dropbox
			  System.out.println("上傳到dropbox");
			  //把(account, Fragment_Number)加入記錄。
		  }
		  else if( Fragment_Number %3 == 1	){ 	//Gmail
			  System.out.println("上傳到Gmail(nctunusa2011@gmail.com)...");
			  Gmail.upload(Fragment_AbsolutePath, "nctunusa2011@gmail.com");
			  //把(nctunusa2011@gmail.com, Fragment_Number)加入記錄。
		  }else{								//Hotmail
			  System.out.println("上傳到Hotmail(nctunusa2011@hotmail.com)...");
			  Hotmail.upload(Fragment_AbsolutePath, "nctunusa2011@hotmail.com");
			//把(nctunusa2011@hotmail.com, Fragment_Number)加入記錄。
		  }

       }
       //更新使用者的DirectoryStructure(dir_xml)

	   return true;


	}//upload