JS দিয়ে সিলেক্ট / ড্রপডাউন মেনুর ভ্যলু নেওয়া

<script type="text/javascript">
<!--
function FillTag(f) {
  if(f.g_tag.checked == true) {
f.fillit.value = "Your Name is "+f.name.value;
  }
}
// -->
</script>
<form>
Input Name:<input type="" name="name" value="" />
Display <textarea rows="5" cols="10" name="fillit"></textarea>
<input type="checkbox" name="g_tag" onclick="FillTag(this.form)"> Cheek Me
</form>

<script type="text/javascript">
<!--
function FillTag(f) {
  if(f.g_tag.checked == true) {
f.fillit.value = "Your Name is "+f.name.value;
  }
}
// -->
</script>
<form>
Input Name:<input type="" name="name" value="" />
<select name='category[]' id='cat' >
<option  value="1">1</option>
<option  value="2">2</option>
<option  value="3">3</option>
</select>
Display <textarea rows="5" cols="10" name="fillit"></textarea>
<input type="checkbox" name="g_tag" onclick="FillTag(this.form)"> Cheek Me
</form>