// JavaScript Document

var iniciaHeight

function resize() {
	document.getElementById("conteudo").style.height = ""
	document.getElementById("conteudo").style.height = document.getElementById("externa").offsetHeight - document.getElementById("topo").offsetHeight - document.getElementById("rodape").offsetHeight - 60 + "px"
	var heightTesteInic = document.getElementById("conteudo").style.height.split("px")
	var heightTesteFin = iniciaHeight.split("px")
	if (Number(heightTesteInic[0]) < Number(heightTesteFin[0])) {
		//document.getElementById("conteudo").style.height = iniciaHeight
		document.getElementById("conteudo").style.height = "auto"
	}
}

function inicializaResize() {
	
	document.getElementById("conteudo").style.height = "auto"
	iniciaHeight = document.getElementById("conteudo").offsetHeight + "px"

	resize()
	
}

window.onload = function() {
	
	inicializaResize()

}

window.onresize = function() {

	resize()

}