function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function enviar_news(){
//frm_news.action = "news/newsletter2.asp";
//if (VerifyEmail()) document.frm_news.submit();
emailc=document.frm_news.email.value;
if (VerifyEmail()) window.location.href = "news/newsletter2.asp?email=" + emailc;
}

function VerifyEmail()
{
			if(emailc=="" || emailc.indexOf('@',0)==-1 || emailc.indexOf(';',0)!=-1
			|| emailc.indexOf(' ',0)!=-1 || emailc.indexOf('/',0)!=-1
			|| emailc.indexOf(';',0)!=-1 || emailc.indexOf('<',0)!=-1
			|| emailc.indexOf('>',0)!=-1 || emailc.indexOf('*',0)!=-1
			|| emailc.indexOf('|',0)!=-1 || emailc.indexOf('`',0)!=-1
			|| emailc.indexOf('&',0)!=-1 || emailc.indexOf('$',0)!=-1
			|| emailc.indexOf('!',0)!=-1 || emailc.indexOf('"',0)!=-1
			|| emailc.indexOf(':',0)!=-1 || emailc.indexOf('.',0)==-1)
			{
				alert("Dirección de correo incorrecta o en blanco!");
				return (false);
			}
			else
			{
				return (true);
		}
}

function abrirventana(ref,titol)
{
open(ref,titol,"toolbar=no,directories=no,menubar=no,width=600,height=500,scrollbars=yes");
}

function VerifyEmailD(form)
		{
			emaild=form1.email_destino.value;
			if(emaild.indexOf('@',0)==-1 || emaild.indexOf(';',0)!=-1
			|| emaild.indexOf(' ',0)!=-1 || emaild.indexOf('/',0)!=-1
			|| emaild.indexOf(';',0)!=-1 || emaild.indexOf('<',0)!=-1
			|| emaild.indexOf('>',0)!=-1 || emaild.indexOf('*',0)!=-1
			|| emaild.indexOf('|',0)!=-1 || emaild.indexOf('`',0)!=-1
			|| emaild.indexOf('&',0)!=-1 || emaild.indexOf('$',0)!=-1
			|| emaild.indexOf('!',0)!=-1 || emaild.indexOf('"',0)!=-1
			|| emaild.indexOf(':',0)!=-1 || emaild.indexOf('.',0)==-1)
			{
				alert("Dirección de e-mail de destino incorrecta");
				form1.email_destino.focus();
				return (false);
			}
			else
			{
				return (true);
			}
		}
		
		function VerifyEmailRemitente(form)
		{
			emailr=form1.email_remitente.value;
			if(emailr.indexOf('@',0)==-1 || emailr.indexOf(';',0)!=-1
			|| emailr.indexOf(' ',0)!=-1 || emailr.indexOf('/',0)!=-1
			|| emailr.indexOf(';',0)!=-1 || emailr.indexOf('<',0)!=-1
			|| emailr.indexOf('>',0)!=-1 || emailr.indexOf('*',0)!=-1
			|| emailr.indexOf('|',0)!=-1 || emailr.indexOf('`',0)!=-1
			|| emailr.indexOf('&',0)!=-1 || emailr.indexOf('$',0)!=-1
			|| emailr.indexOf('!',0)!=-1 || emailr.indexOf('"',0)!=-1
			|| emailr.indexOf(':',0)!=-1 || emailr.indexOf('.',0)==-1)
			{
				alert("Dirección de e-mail remitente incorrecta");
				form1.email_remitente.focus();
				return (false);
			}
			else
			{
				return (true);
			}
		}



function enviar_news(){
//frm_news.action = "news/newsletter2.asp";
//if (VerifyEmail()) document.frm_news.submit();
emailc=document.frm_news.email.value;
if (VerifyEmail()) window.location.href = "news/newsletter2.asp?email=" + emailc;
}

function VerifyEmail()
{
			if(emailc=="" || emailc.indexOf('@',0)==-1 || emailc.indexOf(';',0)!=-1
			|| emailc.indexOf(' ',0)!=-1 || emailc.indexOf('/',0)!=-1
			|| emailc.indexOf(';',0)!=-1 || emailc.indexOf('<',0)!=-1
			|| emailc.indexOf('>',0)!=-1 || emailc.indexOf('*',0)!=-1
			|| emailc.indexOf('|',0)!=-1 || emailc.indexOf('`',0)!=-1
			|| emailc.indexOf('&',0)!=-1 || emailc.indexOf('$',0)!=-1
			|| emailc.indexOf('!',0)!=-1 || emailc.indexOf('"',0)!=-1
			|| emailc.indexOf(':',0)!=-1 || emailc.indexOf('.',0)==-1)
			{
				alert("Dirección de correo incorrecta o en blanco!");
				return (false);
			}
			else
			{
				return (true);
		}
}




//Mirar la comprobación porque hace que en NS no funcione
function comprobar()
{
	// Comprobar que todo esté introducido
	if ((form1.nombre.value=="") || (form1.para.value=="") || (form1.email_remitente.value=="") || (form1.email_destino.value==""))
	{
		alert ("Todos los campos son obligatorios");
	}
	else
	{
		// Verificar que el email sea correcto
		if ((VerifyEmailD()) && (VerifyEmailRemitente())) {
		document.form1.submit();
		}
	}
}