I am having a bear of a time getting the file manager to launch acroread instead of xpdf when I double click on a .pdf file. It insists on running xpdf. I went to the Control Center->File Types and selected the application/pdf mime type. The default action is set to "Open with Application" and I made sure that I had Adobe Acrobat Reader selected from the popug menu. However, that didn't work; the file manager still launched xpdf.
I tried editing the list and unchecking all applications except for acroread. No joy. I tried adding a "My Acroread" application to the list, with no luck. In desperation, I did apt-get --purge remove xpdf. Now, the control center doesn't even list xpdf in the application popup menu. However, when I double click