Hai Saray, you can make script html by command :
Valid examples include the following
:
* tel:2125551212* tel:(212)5551212
The Android browser uses the Phone app to handle the “tel” scheme, as Clicking a link like:
<ahref="tel:2125551212">2125551212</a>
on Android will bring up the Phone app...
But for online pdf we can use Google drive and get the link of folder to direct view as a web,
You can try my app by link as below..
https://drive.google.com/file/d/0B5wa-7EsXC-WSG1yX0c2ZXZzTWM/view?usp=drivesdk