Press F1 to trigger the help event : Key Event « Event « JavaScript DHTML






Press F1 to trigger the help event

 

<html>
<head>
<title>A Simple Page</title>
<script language="JavaScript">
function yourhelp()
{
    alert("Help!");
    event.returnValue = false;
}
</script>
</head>
<body onHelp="yourhelp()">
</body>
</html>

   
  








Related examples in the same category

1.'ctrlLeft' Example
2.'ctrlKey' Example
3.'shiftKey' Example
4.'shiftLeft' Example
5.'keyCode' Example
6.Catches and manages the keyboard's events
7.Key and Character Codes vs. Event Types
8.Shift key pressed?
9.Unicode of the key pressed
10.Keyboard Event Handler Laboratory
11.Displaying keyCode Property Values
12.Displaying charCode and keyCode Property Values
13.Checking Events for Modifier Keys
14. Checking Events for Key and Mouse Button Pressed
15.Handle arrow key, control, alt
16.Get key code in key down event (IE)