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<SCRIPT language="JavaScript">
<!--
// $Id: events.js,v 1.1.1.1 2004/01/09 09:22:07 jeffo Exp $
var keys = '';
var change = true;
var x1, x2, y1, y2;
// This function enables and disables the
// onmousemove event handler of both
// Navigator and MSIE
function enableEffects(ev) {
if(change) {
if(document.layers) {
x1 = ev.screenX;
y1 = ev.screenY;
document.captureEvents(Event.MOUSEMOVE);
} else {
x1 = event.screenX;
y1 = event.screenY;
}
document.onmousemove = showXY;
}
else {
if (document.layers) {
x2 = ev.screenX;
y2 = ev.screenY;
document.releaseEvents(Event.MOUSEMOVE);
} else {
x2 = event.screenX;
y2 = event.screenY;
document.onmousemove = null;
}
window.status = 'Start: (' + x1 + ',' + y1 +
') End: (' + x2 + ',' + y2 + ') Distance: ' +
(Math.abs((x2 - x1) + (y2 - y1))) + ' pixels';
}
change = !change;
}
// This function alerts a string of keys that the user has typed
function showKeys() {
if (keys != '') {
alert('You have typed: ' + keys);
window.status = keys = '';
} else { alert('You have to type some keys first.'); }
}
// This function displays the keys pressed in the status bar
function showXY(ev) {
if (document.all) {
ev = event;
}
window.status = 'X: ' + ev.screenX + ' Y: ' + ev.screenY;
}
// This function captures the keys pressed one at a time
function checkKeys(ev) {
if (document.layers) {
if ( ! keyCodeOK(ev, ev.which) ) {
window.event.returnValue = null;
return false;
}
} else {
if ( ! keyCodeOK(ev, event.keyCode) ) {
window.event.returnValue = null;
return false;
}
}
return true;
}
// This function captures the keys pressed one at a time
function keepKeys(ev) {
if (document.layers) {
if ( ! keyCodeOK(ev, ev.which) ) {
window.event.returnValue = null;
}
keys += String.fromCharCode(ev.which);
window.status = 'Key pressed: ' + String.fromCharCode(ev.which);
} else {
if ( ! keyCodeOK(ev, event.keyCode) ) {
window.event.returnValue = null;
}
keys += String.fromCharCode(event.keyCode);
window.status = 'Key pressed: ' + String.fromCharCode(event.keyCode);
}
}
function keyCodeOK(event, keyCode) {
if (keyCode == 38 || keyCode == 59 ) {
alert("<%=PHRASE.579%> '" + String.fromCharCode(keyCode) + "' <%=PHRASE.580%>");
return false;
}
return true;
}
document.onkeypress = checkKeys;
//-->
</SCRIPT>