function inicio_tamanyo(url,alto,ancho)
{

ancho=ancho+40;
alto=alto+30;
ventana = window.open(url, "_blank", "resizable=yes,width="+ancho+",height="+alto+",scrollbars=yes");

}

function inicio(url)
{
ancho=100
alto=160
fin=642
x=0
y=0
ventana = window.open(url, "_blank", "resizable,height=1,width=1,top=x,left=y,screenX=x,screenY=y,scrollbars=no");
abre();
}
function abre()
{
if (ancho<=fin)
{
ventana.moveTo(x,y);
ventana.resizeTo(ancho,alto);
x+=5
//y+=5
ancho+=15
alto+=15
timer= setTimeout("abre()",1)
}
else
{
clearTimeout(timer)
}
}


//para la encuesta

function enviar_form()
{
	var valor=0;
 var opcion=document.form1.opcion;
    for(i=0;i<opcion.length;i++){
        if(opcion[i].checked)  {valor=opcion[i].value; opcion[i].checked=false;}
	}
window.open('destino.php?v='+valor,"ventana1","width=500,height=300,scrollbars=NO") 


}

function enviar_form2()
{

window.open('destino.php?v=ver',"ventana1","width=500,height=300,scrollbars=NO") 


}

function enviar_form_ingles()
{
	var valor='no';
 var opcion=document.form1.opcion;
    for(i=0;i<opcion.length;i++)
        if(opcion[i].checked)  valor=opcion[i].value;

window.open('destino2.php?v='+valor,"ventana1","width=500,height=300,scrollbars=NO") 


}

function enviar_form2_ingles()
{

window.open('destino2.php?v=ver',"ventana1","width=500,height=300,scrollbars=NO") 


}
function newsletter(){
	
	 var email=document.form_email.email.value;
	 
	 if(validateEmailv2(email)){
	 
	 window.open('newsletter.php?e='+email,"ventana2","width=500,height=300,scrollbars=NO") 
	 document.form_email.email.value="";
	 }else{
		 
		 alert("Email incorrecto")
		 document.form_email.email.value="";
		 
		 }
	
	}
	
function validateEmailv2(email)
{
// a very simple email validation checking. 
// you can add more complex email checking if it helps 
    if(email.length <= 0)
	{
	  return false;
	}
    var splitted = email.match("^(.+)@(.+)$");
    if(splitted == null) return false;
    if(splitted[1] != null )
    {
      var regexp_user=/^\"?[\w-_\.]*\"?$/;
      if(splitted[1].match(regexp_user) == null) return false;
    }
    if(splitted[2] != null)
    {
      var regexp_domain=/^[\w-\.]*\.[A-Za-z]{2,4}$/;
      if(splitted[2].match(regexp_domain) == null) 
      {
	    var regexp_ip =/^\[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\]$/;
	    if(splitted[2].match(regexp_ip) == null) return false;
      }// if
      return true;
    }
return false;
}