It looks like your explorer is caching the previous jewel cookie.
You need to do 2 things in internet explorer.
Go to the options and make sure it accepts all cookies.
Next go to your Temporary Internet Files options in the explorer and check the box that says 'Every times you open a page'(sentence may differ slightly as I'm translating from the dutch version here).
tools>internet options...On the "general" tab in the temporary internet files box press "settings">then tick the "every visit to the page" circle. press ok, ok and try again.