User Activity

I can't add new policies to my shipping methods. I am stuck with my previously inserted page. When I click on add new policy a page pops up 'java script' with codes.How do I fix this? Thanks!
How do I cancel a transaction for a buyer? They requested and I agreed. So, I opened a case 'buyer changed mind' and buyer has not completed the transaction by agreeing to the closure of the case. Any other options for me to close this transaction? W...