Due to the problem on PR Finding script. When we identify the problem of this script, I have found that query URL been changed by Google which we fetch PR problematically. Here is the updated Google PageRank Script New Updated toolbar query URL
The Old URL Was This -
http://toolbarqueries.google.com/search?client=navclient-auto&features=Rank&ch=SITECHECKSUM&q=info:SITENAME.com
The Old URL Was This -
http://toolbarqueries.google.com/search?client=navclient-auto&features=Rank&ch=SITECHECKSUM&q=info:SITENAME.com