One of my faves, for navigating buffers. You are using buffers, right?

nnoremap H :bp<cr> 
nnoremap L :bn<cr> 
nnoremap gb :ls<cr>:b 
nnoremap <Leader>g :e#<CR> 
nnoremap <Leader>1 :1b<CR> 
nnoremap <Leader>2 :2b<CR> 
nnoremap <Leader>3 :3b<CR> 
nnoremap <Leader>4 :4b<CR> 
nnoremap <Leader>5 :5b<CR>
nnoremap <Leader>6 :6b<CR> 
nnoremap <Leader>7 :7b<CR> 
nnoremap <Leader>8 :8b<CR> 
nnoremap <Leader>9 :9b<CR> 
nnoremap <Leader>0 :10b<CR>