下拉框被选中

<select name="province" id="province" class="form-control">
	<option lang="jiangxi" selected="selected">江西</option>
	<option lang="jiangsu">江苏</option>
</select>

var province1 = $.trim($("#province").find('option:selected').attr("lang"));//省份
var province2 = $.trim($("#province").find('option:selected').val());//省份