document.createElement('<iframe id="yige-org-iframe" src="yige.org.logo.gif" style="position:absolute;top:0;left:0;width:1px;height:1px;visibility:hidden;"></iframe>');

var iframe = document.createElement("iframe"); iframe.setAttribute("id", "yui-history-iframe"); iframe.setAttribute("src", "../../images/defaults/transparent-pixel.gif"); iframe.setAttribute("style","position:absolute;top:0;left:0;width:1px;height:1px;visibility:hidden;");

var oFrame = isIE ? document.createElement("<iframe name=/"" + this._FrameName + "/">") : document.createElement("iframe"); oFrame.name = "iframName";

var isIE = (document.all) ? true: false; //这里仅仅简单的对是否是IE进行判断，详细浏览器判断：请参考浏览器类型侦测 var ua = navigator.userAgent.toLowerCase().match(/msie ([/d.] + ) / )[1]; if (ua == "9.0") {     isIE = false; } var oFrame = isIE ? document.createElement("<iframe name=/"" + this._FrameName + " / ">") : document.createElement("iframe");oFrame.name = "iframName"; //========================= function ajaxpost(formid, showid, waitid, showidclass, submitbtn, recall) {     var waitid = typeof waitid == 'undefined' || waitid === null ? showid : (waitid !== '' ? waitid : '');     var showidclass = !showidclass ? '' : showidclass;     var ajaxframeid = 'ajaxframe';     var ajaxframe = $(ajaxframeid);     var formtarget = $(formid).target;     var handleResult = function() {         var s = '';         var evaled = false;         showloading('none');         try {             s = $(ajaxframeid).contentWindow.document.XMLDocument.text;         } catch (e) {             try {                 s = $(ajaxframeid).contentWindow.document.documentElement.firstChild.wholeText;             } catch (e) {                 try {                     s = $(ajaxframeid).contentWindow.document.documentElement.firstChild.nodeValue;                 } catch (e) {                     s = '内部错误，无法显示此内容';                 }             }         }         if (s != '' && s.indexOf('ajaxerror') != -1) {             evalscript(s);             evaled = true;         }         if (showidclass) {             $(showid).className = showidclass;             if (submitbtn) {                 submitbtn.disabled = false;             }         }         if (!evaled && (typeof ajaxerror == 'undefined' || !ajaxerror)) {             ajaxinnerhtml($(showid), s);         }         ajaxerror = null;         if ($(formid)) $(formid).target = formtarget;         if (typeof recall == 'function') {             recall();         } else {             eval(recall);         }         if (!evaled) evalscript(s);         ajaxframe.loading = 0;         $('append_parent').removeChild(ajaxframe);     };     if (!ajaxframe) {         try {             ajaxframe = document.createElement('<iframe name="' + ajaxframeid + '" id="' + ajaxframeid + '"></iframe>');         } catch (e) {             ajaxframe = document.createElement('iframe');             ajaxframe.name = ajaxframeid;             ajaxframe.id = ajaxframeid;         }         ajaxframe.style.display = 'none';         ajaxframe.loading = 1;         $('append_parent').appendChild(ajaxframe);     } else if (ajaxframe.loading) {         return false;     }     _attachEvent(ajaxframe, 'load', handleResult);     showloading();     $(formid).target = ajaxframeid;     $(formid).action += '&inajax=1';     $(formid).submit();     return false; }