1  on clicked theObject
 2  	-- Read in the preferences
 3  	set theLocation to POSIX path of (call method "defaultObjectForKey:" with parameter "location")
 4  	
 5  	try
 6  		do shell script "cd " & theLocation & ";sh restore-prev.sh"
 7  		display dialog "Restore Completed."
 8  	on error
 9  		display dialog "Error: I encountered an unknown error trying to execute restore-prev.sh. Could restore-prev.sh be missing? Maybe you have no backup file?"
10  	end try
11  end clicked
12