function openfullventana(e)
{
	window.open(e.href,e.target, 'scrollbars=auto, status=yes, top=0 ,left=0,width='+(screen.width-10)+',height='+(screen.height - 60));
}
function openVentana(e,ancho,alto)
{
	window.open(e.href,e.target, 'scrollbars=yes, status=yes, top='+parseInt((screen.height - alto)/3)+ ' ,left='+parseInt((screen.width-ancho)/3)+',width='+ancho+',height='+alto);
}

function validar(e) {
  tecla = (document.all) ? e.keyCode : e.which;
  if (tecla==13) return '13';
}
function valEmail(valor){
    re=/^[_a-z0-9-]+(.[_a-z0-9-]+)*@[a-z0-9-]+(.[a-z0-9-]+)*(.[a-z]{2,3})$/;
    if(!re.exec(valor))    {
        return false;
    }else{
        return true;
    }
}
function CerrarBanner(nomDiv) {
	div = document.getElementById(nomDiv);
	div.style.display='none';
}
function verBanner(nomDiv) {
	div = document.getElementById(nomDiv);
	div.style.display="";
}