function popup(url, largura, altura, scroll, resizable) {
  var posicaoX = (screen.availWidth-largura)/2;
	var posicaoY = (screen.availHeight-altura)/2;		

	janelaPopup = window.open(url, 'popup', 'status=no,resizable='+resizable+',scrollbars='+scroll+',menubar=no,width='+largura+',height='+altura+',left='+posicaoX+',top='+posicaoY);
	janelaPopup.focus();

}
function fecharPopupHome() {
  document.getElementById("boxPopupHome").style.display = "none";
}