jstl使下拉列选中

<form action="searchNews.do" method="post">
		本站搜索：
		<input type="text" name="searchParam" style="height:20px" value="<c:out value="${searchParam}" />"/>
		<select name="searchWhich">
			<option value="title" <c:if test="${searchWhich == 'title'}">selected</c:if>  />标题
			<option value="content" <c:if test="${searchWhich == 'content'}">selected</c:if> />内容
		</select>
		<input type="submit" value="搜索" style="height:23px"/>
	</form>