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| <select size="10" style="width: 100%" name="categorie" id="categorie">
<option>truc</option>
<option>troc</option>
</select>
<script type="text/javascript">
el = document.getElementById('categorie');
el.onkeyup = function(event) {
var code = -1;
if (!event) {
event = window.event;
}
if (event.which) {
code = event.which;
} else if (event.keyCode) {
code = event.keyCode;
}
if (code == 46 || code == 8) { //suppr or backspace
this.options[this.selectedIndex] = null;
}
}
</script> |