一个jQuery热键插件:js-hotkeys

一个jQuery的热键（快捷键）的插件，可以让你很方便的添加、移除键盘事件，真的是很方便。具体请看：
about - js-hotkeys - Google Code
http://code.google.com/p/js-hotkeys/wiki/about
 

下面是DEMO：

Special Keys

esc

tab

space

return

backspace

scroll

capslock

numlock

pause

insert

home

del

end

pageup

pagedown

left

up

right

down

f1

f2

f3

f4

f5

f6

f7

f8

f9

f10

f11

f12

A-Z Letters

a

b

c

d

e

f

g

h

i

j

k

l

m

n

o

p

q

r

s

t

u

v

w

x

y

z

Special Modifiers

Ctrl

Ctrl+a

Ctrl+b

Ctrl+c

Ctrl+d

Ctrl+e

Ctrl+f

Ctrl+g

Ctrl+h

Ctrl+i

Ctrl+j

Ctrl+k

Ctrl+l

Ctrl+m

Ctrl+n

Ctrl+o

Ctrl+p

Ctrl+q

Ctrl+r

Ctrl+s

Ctrl+t

Ctrl+u

Ctrl+v

Ctrl+w

Ctrl+x

Ctrl+y

Ctrl+z

Shift

Shift+a

Shift+b

Shift+c

Shift+d

Shift+e

Shift+f

Shift+g

Shift+h

Shift+i

Shift+j

Shift+k

Shift+l

Shift+m

Shift+n

Shift+o

Shift+p

Shift+q

Shift+r

Shift+s

Shift+t

Shift+u

Shift+v

Shift+w

Shift+x

Shift+y

Shift+z

Alt

Alt+a

Alt+b

Alt+c

Alt+d

Alt+e

Alt+f

Alt+g

Alt+h

Alt+i

Alt+j

Alt+k

Alt+l

Alt+m

Alt+n

Alt+o

Alt+p

Alt+q

Alt+r

Alt+s

Alt+t

Alt+u

Alt+v

Alt+w

Alt+x

Alt+y

Alt+z

Special Modifiers + Special Keys

Ctrl

Ctrl+esc

Ctrl+tab

Ctrl+space

Ctrl+return

Ctrl+backspace

Ctrl+scroll

Ctrl+capslock

Ctrl+numlock

Ctrl+pause

Ctrl+insert

Ctrl+home

Ctrl+del

Ctrl+end

Ctrl+pageup

Ctrl+pagedown

Ctrl+left

Ctrl+up

Ctrl+right

Ctrl+down

Ctrl+f1

Ctrl+f2

Ctrl+f3

Ctrl+f4

Ctrl+f5

Ctrl+f6

Ctrl+f7

Ctrl+f8

Ctrl+f9

Ctrl+f10

Ctrl+f11

Ctrl+f12

Shift

Shift+esc

Shift+tab

Shift+space

Shift+return

Shift+backspace

Shift+scroll

Shift+capslock

Shift+numlock

Shift+pause

Shift+insert

Shift+home

Shift+del

Shift+end

Shift+pageup

Shift+pagedown

Shift+left

Shift+up

Shift+right

Shift+down

Shift+f1

Shift+f2

Shift+f3

Shift+f4

Shift+f5

Shift+f6

Shift+f7

Shift+f8

Shift+f9

Shift+f10

Shift+f11

Shift+f12

Alt

Alt+esc

Alt+tab

Alt+space

Alt+return

Alt+backspace

Alt+scroll

Alt+capslock

Alt+numlock

Alt+pause

Alt+insert

Alt+home

Alt+del

Alt+end

Alt+pageup

Alt+ pagedown

Alt+left

Alt+up

Alt+right

Alt+ down

Alt+f1

Alt+f2

Alt+f3

Alt+f4

Alt+f5

Alt+f6

Alt+f7

Alt+f8

Alt+f9

Alt+f10

Alt+f11

Alt+f12