function _onload() {

	//POG para o bom do funcionamento do menu.
	var navItems = document.getElementById("primary-nav").getElementsByTagName("li");	
	for (var i=0; i<navItems.length; i++) {
		if(navItems[i].className == "menuparent") {
			navItems[i].onmouseover=function() { this.className += " over"; }
			navItems[i].onmouseout=function() { this.className = "menuparent"; }
		}
	}
	
	
	//Garante a altura mínima de 650.
	var alturaPrincipal = location.href == "http://www.tre-rn.gov.br/nova/" && document.body.clientHeight<690 ? 690 : document.body.clientHeight;	
	document.getElementById("principal").style.height = (alturaPrincipal-5) + "px";
	document.getElementById("menu").style.height = alturaPrincipal - document.getElementById("barra_superior").clientHeight - document.getElementById("rodape").clientHeight-3;
	
	//Ajusta dinamicamente a altura dos diversos componentes da página.
	document.getElementById("conteudo").style.height = document.getElementById("menu").style.height;
	if (document.getElementById("colunaDireita")) {
		document.getElementById("colunaDireita").style.height = document.getElementById("menu").clientHeight-document.getElementById("barra_caminho").clientHeight-6;
		document.getElementById("colunaEsquerda").style.height = document.getElementById("colunaDireita").clientHeight;
	}
	if (document.getElementById("iframe"))
		document.getElementById("iframe").style.height = document.getElementById("menu").clientHeight-document.getElementById("barra_caminho").clientHeight-6;
	
}
window.onload = _onload;
window.onresize = _onload;