Test authenticity: Can I select the upper, lower, and lower-level sleeper on 12306?

Authenticity:Can I select an upper-and lower-layer sleeper on 12306?

I saw this post on the Internet, tried it, and went to Step 4, but I didn't see the picture that should appear in the text (I used Google's browser). If you are interested, try it out, if it is true, it may be helpful during your trip!

Use any browser except IE

Step 1: Enter the reservation page, such:

 

Step 2: place the mouse on the hard sleeper (or soft sleeper), right-click the mouse, select the audit element from the drop-down menu, and the following interface will appear: 

Step 3: Move the mouse to the next line of the currently selected code by default. The code for this line to be selected is:

<Select name = "passenger_incluseat_detail_select" style = "display: none" id = "passenger_incluseat_detail_select" onchange = "setseatdetail ('1')">

<Option value = "0">Random </option>

<Option value = "3">Store on top </option>

<Option value = "2">Zhongpu </option>

<Option value = "1">Bottom bunk </option>

</SELECT>

Step 4: Right-click the mouse, select edit as HTML, change "NONE" after "display" to "Block", and click the mouse in the blank area of the webpage to find the options of the top, middle, and bottom layers.

 

This article takes the 360 speed browser as an example. The methods of other browsers are similar. The key is to find the code and modify it.