/*
JavaScript Bible, Fourth Edition
by Danny Goodman
John Wiley & Sons CopyRight 2001
*/
Event Modifiers
function checkMods(evt) {
evt = (evt) ? evt : (window.event) ? window.event : ""
if (evt) {
var elem = (evt.target) ? evt.target : evt.srcElement
var form = document.output
if (evt.modifiers) {
form.modifier[0].checked = evt.modifiers & Event.ALT_MASK
form.modifier[1].checked = evt.modifiers & Event.CONTROL_MASK
form.modifier[2].checked = evt.modifiers & Event.SHIFT_MASK
form.modifier[3].checked = evt.modifiers & Event.META_MASK
} else {
form.modifier[0].checked = evt.altKey
form.modifier[1].checked = evt.ctrlKey
form.modifier[2].checked = evt.shiftKey
form.modifier[3].checked = false
}
}
return false
}
Event Modifiers
Hold one or more modifier keys and click on
this link to see which keys you are holding.
Enter some text with uppercase and lowercase letters:
Alt
Control
Shift
Meta