function doIframe(){o=document.getElementsByTagName("iframe");for(i=0;i<o.length;i++){if(/\bautoHeight\b/.test(o[i].className)){setHeight(o[i]);addEvent(o[i],"load",doIframe)}}}function setHeight(a){if(a.contentDocument){a.height=a.contentDocument.body.offsetHeight}else{a.height=a.contentWindow.document.body.scrollHeight}}function addEvent(d,c,a){if(d.addEventListener){d.addEventListener(c,a,false);return true}else{if(d.attachEvent){var b=d.attachEvent("on"+c,a);return b}else{return false}}}if(document.getElementById&&document.createTextNode){addEvent(window,"load",doIframe)};