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Firefox crashes as soon as I log-on. Can't delete Firefox

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Firefox crashes when I click on the icon. I tried to delete Firefox and then reload it but the add remove program in Widows XP wouldn't remove it. I can only get on the internet with Internet Explorer.

User Agent

Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)

Firefox crashes when I click on the icon. I tried to delete Firefox and then reload it but the add remove program in Widows XP wouldn't remove it. I can only get on the internet with Internet Explorer. == User Agent == Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)

Chosen solution

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Chosen Solution

Does a window even open? See Firefox crashes when you open it