<select id="dataselect" class="input-medium" style=" 20%">
<option value="">请选择</option>
<option value="1" <c:if test="${'1' eq dataselect}">selected</c:if> >近一周</option>
<option value="2" <c:if test="${'2' eq dataselect}">selected</c:if> >近一月</option>
<option value="3" <c:if test="${'3' eq dataselect}">selected</c:if>>近一年</option>
</select>
<c:if test="${'1' eq dataselect}">selected</c:if>