<input onkeydown="if(window.event.keyCode==13)onEnter()">
<script>
function onEnter(){
alert("Enter")
window.event.returnValue=false;//看你需不需要了
}
</script>
<script>
function onEnter(){
alert("Enter")
window.event.returnValue=false;//看你需不需要了
}
</script>
F2 ...
F3 ...下面的代码是测试你当前的按键的:<!-- 摘自秋水录 -->
<hr>
<input type=text name=txt>
<script language=javascript>
function document.onkeydown()
{
txt.value = "keyCode = "+window.event.keyCode;
}
</script>
<script language="JavaScript">
function f(){alert('a');}
function DoKeyDown(Btn)
{
switch(event.keyCode)
{
case 13:
event.keyCode=9;
break;
case 113: //F2
if(Btn)
Btn.click();
break;
}
}
</script>
<input id=Edta onkeydown='DoKeyDown(Btna)'>
<input type=button id=Btna onclick=f()>
<input type=text name=txt>
<script language=javascript>
function document.onkeydown()
{
txt.value = "keyCode = "+window.event.keyCode;
}
function window.onhelp(){
return false;//截取F1
}
</script>