php 获取下拉菜单所选的内容
<select name="uptype" size="1" style="font-size: 10pt" onchange="javascript:document.setform.submit()">
<option value="pic" selected>中国</option>
<option value="msword">美国</option>
<option value="vnd.ms_works">英国</option>
</select>
<form name="setform" method="post">
<select name="uptype" size="1" style="font-size: 10pt" onchange="javascript:document.getElementById('uptype_selected').value=this.options[this.selectedIndex].text;document.setform.submit()">
<option value="pic" selected>中国</option>
<option value="msword">美国</option>
<option value="vnd.ms_works">英国</option>
</select>
<input type="hidden" id="uptype_selected" name="uptype_selected">
</form>