<select name=sel onchange="bao(this.options[this.options.selectedIndex].value)">
<option value="">请选择
<option value="1">Item 1
<option value="2">Item 2
<option value="3">Item 3
</select>
<script>
function bao(s)
{
txt.value+=s;
//选择后,让第一项被选中,这样,就有Change啦.
document.all.sel.options[0].selected=true;
}
</script>
<textarea id=txt></textarea>
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