代码一：

<div id="mainContent"><iframe id="contentContainer" name="mainFrame" width="100%" frameborder="0" scrolling="auto" height="700"src="">
</iframe>
</div>

代码二：

function refreshMainContent(url,path,showLoading,language,locale)
{var action=url;if(url.indexOf('{')==0&&url.lastIndexOf('}')==url.length-1){}var mainContent = document.getElementById("mainContent");if (mainContent){// Remove iframe in mainContentvar jqIframe = jQuery('#mainContent').find("iframe");jqIframe.attr("src", "about:blank");try{//Try is for sub-window access deny(security problem).jqIframe.contents().each(function(){//Prevent Memory Leakthis.write("");});}catch(e){}jqIframe.remove();mainContent.innerHTML = "";}jQuery("#mainContent").load(action,"",function(){});return false;
}