No idea

This is what New Paste. looks like

I write my message. Copy it to my clipboard in the event that the worst happens.

Then hit the paste button.

Your paste will reload saving your txt. When it does it will look like this.

From there you copy the direct link below the message or the url from your browser window and post that link into your plurk post. Like this..
I write my message. Copy it to my clipboard in the... (Plurk Paste)

I hope that helps.

It did thanks!