Magento SUPEE-9767 Checkout Form Key Theme Patch

add-checkout-form-key.sh

find -L app/design/frontend -name 'shipping.phtml' -or -name 'billing.phtml' -or -name 'shipping_method.phtml' -or -name 'payment.phtml' -or -name 'addresses.phtml' \
      | xargs grep -L formkey \
      | xargs perl -i -pe 's/<\/form>/<?php echo \$this->getBlockHtml("formkey") ?>\n<\/form>/g'

find -L skin/frontend -name 'opcheckout.js' \
      | xargs grep -L form_key \
      | xargs perl -i -pe 's/if \(elements\[i\]\.name=='\''payment\[method\]'\''\) \{/if (elements[i].name=='\''payment[method]'\'' || elements[i].name == '\''form_key'\'') {/g'

find -L js -name 'payment.js' \
      | xargs grep -L form_key \
      | xargs perl -i -pe 's/if \(elements\[i\]\.name=='\''payment\[method\]'\''\) \{/if (elements[i].name=='\''payment[method]'\'' || elements[i].name == '\''form_key'\'') {/g'

When running the script in ssh i'll get the following error:
./new.sh: line 11: unexpected EOF while looking for matching `''
./new.sh: line 12: syntax error: unexpected end of file

i hope you can help me because i'm not an expert....

Fantastic script. thanks!