(setq text-mode-hook 'turn-on-auto-fill)
(setq make-backup-files nil) 
(put 'eval-expression 'disabled nil) 

(global-set-key [f1] 'help-for-help)
(global-set-key [S-f1] 'apropos)
(global-set-key [C-f1] 'describe-key)
(global-set-key [C-S-f1] 'describe-function)
(global-set-key [f2] 'scroll-other-window) 
(global-set-key [f3] 'isearch-forward)
(global-set-key [f4] 'query-replace)
(global-set-key [S-f4] 'query-replace-regexp)
(global-set-key [f5] 'global-set-key)
(global-set-key [f6] 'calc)
(global-set-key [f7] 'mtex-insert-typewriter)
(global-set-key [S-f7] 'mtex-insert-roman)
(global-set-key [f8] 'mtex-insert-italic)
(global-set-key [S-f8] 'mtex-insert-bold)
(global-set-key [f9] 'save-buffer)
(global-set-key [f10] 'buffer-menu)
(global-set-key [f11] 'eval-print-last-sexp)
(global-set-key [f12] 'goto-line)
(global-set-key [C-up] 'backward-paragraph)
(global-set-key [C-down] 'forward-paragraph)
(global-set-key [C-left] 'backward-word)
(global-set-key [C-right] 'forward-word)
(global-set-key [C-prior] 'beginnin