''Please stick with your original thread about this subject - https://support.mozilla.org/en-US/questions/1010090'' On top pin bar tabs site there is one "cobrahealthplan......" at the end of the pin bar there is one showing "New tab" i never installed i tried to delete it by doing the following 1- X the sites out on the top pin bar 2- went to tools- options-General- Home Page 3- on home page deleted the tab" http://cobrahealthplan.com......" 4-ok at the bottom and re booted computer it still shows up with the same web page