private String[] split_file_name(String file_name)
	{
		String[] split_str = new String[2];
		int split_index = -1;
		for(int i = 0; i < file_name.length(); i++)
			if(file_name.charAt(i) == '/') split_index = i;

		if(split_index != -1)
		{
			split_str[0] = file_name.substring(0, split_index + 1);
			split_str[1] = file_name.substring(split_index + 1, file_name.length());
		}
		return split_str;
	}