var iframeids="interna";
var getFFVersion=navigator.userAgent.substring(navigator.userAgent.indexOf("Firefox")).split("/")[1]
var FFextraHeight=parseFloat(getFFVersion)>=0.1? 16 : 0 //extra height in px to add to iframe in FireFox 1.0+ browsers
function resizeCaller() { resizeIframe(iframeids); }


function resizeIframe(frameid){
var currentfr=document.getElementById(frameid);
if (currentfr && !window.opera){
if (currentfr.contentDocument && currentfr.contentDocument.body.offsetHeight){ //ns6 syntax
currentfr.height = currentfr.contentDocument.body.offsetHeight+FFextraHeight; 
} else if (currentfr.Document && currentfr.Document.body.scrollHeight){ currentfr.height = currentfr.Document.body.scrollHeight; };
if (currentfr.addEventListener){currentfr.addEventListener("load", readjustIframe, false)} else if (currentfr.attachEvent){currentfr.detachEvent("onload", readjustIframe);currentfr.attachEvent("onload", readjustIframe);};
}}//fim da funcao

function readjustIframe(loadevt) {resizeIframe(iframeids);};
if (window.addEventListener){  window.addEventListener("load", resizeCaller, false)} else if (window.attachEvent) { window.attachEvent("onload", resizeCaller)} else { window.onload=resizeCaller }
function detalhes() {if( document.getElementById('interna').readyState == 'loading'){document.getElementById('interna').height = 3200;};};