var iframeids=["conteudo"]

function dyniframesize() {

var dyniframe=new Array()
for (i=0; i<iframeids.length; i++){

if (document.getElementById){ //begin resizing iframe procedure

dyniframe[dyniframe.length] = document.getElementById(iframeids[i]);
if (dyniframe[i] &&!window.opera){

dyniframe[i].style.display="block"
if (dyniframe[i].contentDocument && dyniframe[i].contentDocument.body.offsetHeight) //ns6 syntax
dyniframe[i].height = dyniframe[i].contentDocument.body.offsetHeight+20;
else if (dyniframe[i].Document && dyniframe[i].Document.body.scrollHeight) //ie5+ syntax
dyniframe[i].height = dyniframe[i].Document.body.scrollHeight+20;
}
}

}

//document.main.style.height=dyniframe;

}

if (window.addEventListener)
window.addEventListener("load", dyniframesize, false)
else if (window.attachEvent)
window.attachEvent("onload", dyniframesize)
else
window.onload=dyniframesize