The code is as follows |
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<script type= "Text/javascript" charset= "Utf-8" > function response (obj) { var $list = $ (obj); var $children = $list. Children (); var num= $children. Size ();//$list Total number var current=0; The current selection Addnow () $ (document). Bind (' KeyDown ', function (e) { if ($list. Is (": visible")) { if (E.keycode = = 40) {//Down if (current<num-1) current = current +1; Addnow () E.preventdefault (); }else if (E.keycode ==38) {//Up if (current > 0) current= current-1; Addnow () E.preventdefault (); }else if (E.keycode = = 13) { The var url = $children. EQ (current). Find (' a '). attr (' href '); document.location= URL; } }else{ current = 0; Addnow () } }); function Addnow () { $children. Eq. addclass ("Now"). Siblings (). Removeclass (' Now '); } } Response (' #ul '); |
Some commonly used button-corresponding editors
Key pressed |
Javascript Key Code |
Backspace |
8 |
tab |
9 |
Enter |
13 |
Shift |
16 |
Ctrl |
17 |
Alt |
18 |
Pause/break |
19 |
Caps LOCK |
20 |
Escape |
27 |
Page UP |
33 |
Page Down |
34 |
End |
35 |
Home |
36 |
Left Arrow |
37 |
Up ARROW |
38 |
Right Arrow |
39 |
Down ARROW |
40 |
Insert |
45 |
Delete |
46 |
0 |
48 |
1 |
49 |
2 |
50 |
3 |
51 |
4 |
52 |
5 |
53 |
6 |
54 |
7 |
55 |
8 |
56 |
9 |
57 |
A |
65 |
B |
66 |
C |
67 |
D |
68 |
E |
69 |
F |
70 |
G |
71 |
H |
72 |
I |
73 |
J |
74 |
K |
75 |
L |
76 |
M |
77 |
N |
78 |
O |
79 |
P |
80 |
Q |
81 |
R |
82 |
S |
83 |
T |
84 |
U |
85 |
V |
86 |
W |
87 |
X |
88 |
Y |
89 |
Z |
90 |
Left window key |
91 |
Right window key |
92 |
Select key |
93 |
Numpad 0 |
96 |
Numpad 1 |
97 |
Numpad 2 |
98 |
Numpad 3 |
99 |
Numpad 4 |
100 |
Numpad 5 |
101 |
Numpad 6 |
102 |
Numpad 7 |
103 |
Numpad 8 |
104 |
Numpad 9 |
105 |
Multiply |
106 |
Add |
107 |
Subtract |
109 |
decimal point |
110 |
Divide |
111 |
F1 |
112 |
F2 |
113 |
F3 |
114 |
F4 |
115 |
F5 |
116 |
F6 |
117 |
F7 |
118 |
F8 |
119 |
F9 |
120 |
F10 |
121 |
F11 |
122 |
F12 |
123 |
NUM LOCK |
144 |
Scroll LOCK |
145 |
Semi-colon |
186 |
Equal sign |
187 |
Comma |
188 |
Dash |
189 |
Period |
190 |
Forward slash |
191 |
Grave Accent |
192 |
Open bracket |
219 |
Back slash |
220 |
Close Braket |
221 |
Single quote |
222 |