function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function checkAddr(){
	/*str = "CONFIRMACION:\n"+document.f1.email.value+"\n es su e-mail correcto?";
	//str=document.f1.email.value;
	if (confirm(str)){
		document.f1.submit();
	}
	else{
		return false;
	}*/
	if (!Filters.email.test(document.f1.email.value))
	{
		alert('El nombre no es válido.');
		document.f1.email.focus();
		return false;
	}
	document.f1.submit();
}