1 <body onkeydown="whichKey()">
2
3 <script>
4 function whichKey()
5 {
6 if (document.all)
7 {
8 x = event.keyCode;
9 // alert(x); 测码值
10 if( x==65 && event.ctrlKey )
11 {
12 alert('您按下了Ctrl + a键');
13 }
14 }
15 }
16 </script>
2
3 <script>
4 function whichKey()
5 {
6 if (document.all)
7 {
8 x = event.keyCode;
9 // alert(x); 测码值
10 if( x==65 && event.ctrlKey )
11 {
12 alert('您按下了Ctrl + a键');
13 }
14 }
15 }
16 </script>
