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window.onload = function() {
document.onkeypress = register;
}
keys_disabled = 0;
function register(e) {
var key;
var myaction;
if (keys_disabled) {
return true;
}
if (e == null) {
// IE
key = event.keyCode
}
else {
// Mozilla
if (e.altKey || e.ctrlKey) {
return true
}
key = e.which
}
letter = String.fromCharCode(key).toLowerCase();
switch (letter) {
case "n": myaction = "next"; break
case "r": myaction = "return"; break
case "R": myaction = "run"; break
case "s": myaction = "step"; break
case "u": myaction = "undo"; break
}
if (myaction) {
document.hiddenform.myaction.value = myaction;
document.hiddenform.submit();
}
}
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