Save a screen shot. How you make it depends on your OS.
In Illustrator 15 Save for Web shows overprints…
Or you can use Flatten Transparency. If all you have are overprints and all objects have 100% Normal opacity then you need to force flattening. Draw a white rectangle over everything and set it to Multiply.
Appreciate ur help....
Actually What I want to do is that there is my original document containing some arts or objects like as follows:
Currently doc is set to CMYK/Preview. Now I clicked the menu item Window>Separations Preview where i checked the Overprint preview, this will set my document CMYK/Overprint Preview and I unchecked Cyan, Yellow and Black from separation preview dialog which gave me result like this :
I am trying to export the above overprint preview but every time I got the original one.
So I am just curious can it be doable or not?