控制iframe高度的万能方法

function reloadFrameHeightShow(){var height = $("#mainContent7").contents().find("#wrap").height();$("#mainContent7").height(height);window.parent.reloadFrameHeight();}

千万不要写load

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function reloadFrameHeight(){$("#mainContent7").load(function(){var height = $(this).contents().find("body").height();$(this).height(height);window.parent.reloadFrameHeight();})}

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.hddc_xz a{} 控制class后面的a标签

<td class="hddc_xz" id="class" ><a href="training_course_announcement_main.jsp?class_info_id=<%=request.getParameter("class_info_id")%>" target="main" id="0"  onclick="changeStyle(this,'class');">班级信息</a></td>