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分享<select name="tx" onchange="javascript: document.getElementById('c1').innerHTML = this.value;">
<option value="Content 1">1 </option>
<option value="Content 2">2 </option>
</select>
<div id="c1"></div>
<input type="hidden" name="tm" value="">
<input type="hidden" name="spf_tm" value=""> <script language="javascript">
function f_content(value) {
if (value==1) {
document.getElementById("c2").style.display="none";
document.getElementById("c1").style.display="block";
}else {
document.getElementById("c2").style.display="block";
document.getElementById("c1").style.display="none";
}
}
</script>
<select name="tx" onchange="f_content(this.value)">
<option value="1">1 </option>
<option value="2">2 </option>
</select>
<div id="c1" style="display=none">
<br> content 1
<input type="hidden" name="tm" value="">
<input type="hidden" name="spf_tm" value="">
</div>
<div id="c2" style="display=none">
<br> content 2
<input type="hidden" name="tm" value="">
<input type="hidden" name="spf_tm" value="">
</div>