Java Script Errors on Write Page

I am using WP 2.6.5. When I go to the write post page none of the Editor icons appear. Looking at the Java error console in FF 3.04 I get these messages:
Error: jQuery is not defined
Source File: https://www.texbiker.net/blog/wp-admin/js/common.js?ver=20080318
Line: 1
Error: jQuery is not defined
Source File: https://www.texbiker.net/blog/wp-includes/js/wp-ajax-response.js?ver=20080316
Line: 1
Error: jQuery is not defined
Source File: https://www.texbiker.net/blog/wp-includes/js/autosave.js?ver=20080622
Line: 7
Error: jQuery is not defined
Source File: https://www.texbiker.net/blog/wp-includes/js/wp-lists.js?ver=20080729
Line: 372
Error: jQuery is not defined
Source File: https://www.texbiker.net/blog/wp-admin/js/post.js?ver=20080629
Line: 63
Error: jQuery is not defined
Source File: https://www.texbiker.net/blog/wp-admin/js/media-upload.js?ver=20080710
Line: 19
Error: jQuery is not defined
Source File: https://www.texbiker.net/blog/wp-admin/js/word-count.js?ver=20080423
Line: 37

Any ideas on how to fix these? I tried clearing the browser cache.