Securing my Web Development Folder

tell application "Finder"
	set pathName to POSIX path of (selection as string)
	
	-- Run the chmod +x command on the selected
	-- pathName in the Finder. Making the file
	-- executable.
	tell application "Terminal" to ¬
		do shell script "chmod +x" & space & pathName
end tell

-- This simple AppleScript turns  the the x bit for selected files/folders on
-- or off depending on the users choice in the dialog created below.

set the usersChoice to the button returned of (display dialog ¬
	"Turn x bit for selection" buttons {"On", "Off"} default button 1)

if the usersChoice is "On" then
	-- Sets the chmod command to turn the x bit on if the "On" button
	-- was clicked.
	set chmod to "chmod +x"
else
	set chmod to "chmod -x"
end if

-- The section below does the actual work using the values set up
-- in the section above. Note: that this will apply your choice to all
-- of the selected files/folders.

tell application "Finder"
	repeat with pathName in (selection as list)
		-- Run the chmod +x command on the each of the selected
		-- files and or folders, turning on there x bit.
		do shell script chmod & space & POSIX path of ¬
			(pathName as string)
	end repeat
end tell