inser an html area in page then copy the following code into it....then open the same page in PIA.
<html>
<body>
<iframe src ="\\psserver\temp\purchase.pdf" width="700" height="500">
<p>Your browser does not support iframes.</p>
</iframe>
</body>
</html>
src is path to file or webpage.
replce src by "http://www.w3schools.com" then see.
