<script language="JavaScript">
function disableCtrlKeyCombination(e)
{
//list all CTRL + key combinations you want to disable
var forbiddenKeys = new Array("a", "s", "c");
var key;
var isCtrl;
if(window.event)
{
key = window.event.keyCode; //IE
if(window.event.ctrlKey)
isCtrl = true;
else
isCtrl = false;
}
else
{
key = e.which; //firefox
if(e.ctrlKey)
isCtrl = true;
else
isCtrl = false;
}
//if ctrl is pressed check if other key is in forbidenKeys array
if(isCtrl)
{
for (i = 0; i < forbiddenKeys.length; i++)
{
//case-insensitive comparation
if (forbiddenKeys[i].toLowerCase() == String.fromCharCode(key).toLowerCase())
{
// alert("Key combination CTRL + "
// + String.fromCharCode(key)
// + " has been disabled.");
return false;
}
}
}
return true;
}
</script>
<body onkeypress="return disableCtrlKeyCombination(event);" onkeydown="return disableCtrlKeyCombination(event);" >
</body>
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