set AppleScript's text item delimiters to "/"
set PathToItem to the clipboard as string
set all to count word of PathToItem
set essai to all - 1
set Dest to text items 1 thru all of PathToItem
set the clipboard to result as string
set NextStep to the clipboard as string
set AppleScript's text item delimiters to "/"
set all2 to count word of NextStep
set almostThere to words 3 thru all2 of NextStep
set hereItIs to "/Volumes/" & almostThere
do shell script "open " & hereItIs & ""