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) { //v4.01
  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 && d.getElementById) x=d.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 popimagenes(idc)
{
  ventana=window.open('registro.php?idc='+idc+'&cat=imagenes','','scrollbars=yes,status=no,width=350,height=340,top=100,left=150');
  return false;
}

function showStatus(stat)
{
  if (stat==100)
  {
    showPopup("popupVotacion");
  }
  else if ((stat!=0) && (stat!=''))
  {
    //var x=document.getElementById("error_msg");
    //x.innerHTML = "Error al procesar su registro";
    showPopup("popupStatus");
  }
}

function showPopup(id, id_user)
{
  hidePopups();
  if (id_user != 0)
  {
  var style_sheet = getStyleObject(id);
  if (style_sheet)
  {
    //hidePopups();
    toogleState(id,"visible");
    //setPos (id, "600", "100") 
  }
  var codigo1 = document.getElementById("codpopup1");
  var codigo2 = document.getElementById("codpopup2");
  var codigo3 = document.getElementById("codpopup3");
  codigo1.innerHTML = "F "+ id_user;
  codigo2.innerHTML = "F "+ id_user;
  codigo3.innerHTML = "F "+ id_user;
  }
}

function setPos (id, x ,y ) {
  var styleObject = getStyleObject(id);
  if(styleObject) 
  {
    styleObject.top = x;
    styleObject.left = y;
    return true;
  }
  else
  {
  	return false;
  }
}


    
function hidePopups()
{
   toogleState("popupCodigoT","hidden");
   toogleState("popupCodigoC","hidden");
   toogleState("popupCodigoB","hidden");
}

function getStyleObject(objectId) 
{
  // checkW3C DOM, then MSIE 4, then NN 4.
  if(document.getElementById && document.getElementById(objectId)) {
    return document.getElementById(objectId).style;
  }
  else if (document.all && document.all(objectId)) {
    return document.all(objectId).style;
  }
  else if (document.layers && document.layers[objectId]) 
  {
    return document.layers[objectId];
  }
  else 
  {
    return false;
  }
}

function toogleState(id, status) {
  var styleObject = getStyleObject(id);
  if(styleObject) 
  {
    styleObject.visibility = status;
    return true;
  }
  else
  {
  	return false;
  }
}

function highlightImage(id_s)
{
  var x=document.getElementById(id_s);
  //alert (x);
  var y=x.innerHTML;
  //alert (y);
  y = y.replace("thumbnail_right","highlight_right");
  y = y.replace("thumbnail_left","highlight_left");
  y = y.replace("160","156");
  y = y.replace("160","156");
  y = y.replace("80","76");
  y = y.replace("80","76");
  y = y.replace("40","36");
  y = y.replace("40","36");
  y = y.replace("20","16");
  y = y.replace("20","16");

  //alert (y);
  x.innerHTML = y;
  
}

function restoreImage(id_s, tam)
{
  var x=document.getElementById(id_s);
  //alert (x);
  var y=x.innerHTML;
  alert (y);
  //<div class="gallerycontainer"><a class="<?=$class?>" href="<?=$dest?>" name="<?=$nick?>" ><img src="<?=$URL_IMAGENES_USUARIOS?>/<?=$img_src?>" width="<?=$tam?>" height="<?=$tam?>" alt="<?=$nick?>" border="0"><span><img src="<?=$url_src?>" width="160" height="160" /></span></a></div>
  y = y.replace("thumbnail_center","thumbnail_left");
  y = y.replace(tam, 160);
  y = y.replace(tam, 160);
  x.innerHTML = y;
  alert (y);
}

function verifyRut(rut)
{
  var resp = true;
  rut = rut.replace(".","");
  rut = rut.replace(".","");
  rut = rut.replace(".","");
  rut = rut.replace("-","");

  var largo = rut.length;
  var dv = rut.charAt(largo-1);
  var mantisa = rut.substring(0, largo -1);
  
  if ( largo < 2 )
  {
    resp = false;
  }

  if ( dv != '0' && dv != '1' && dv != '2' && dv != '3' && dv != '4' && dv != '5' && dv != '6' && dv != '7' && dv != '8' && dv != '9' && dv != 'k' && dv != 'K')
  {
    resp = false;
  }

  if ( mantisa == null || dv == null )
  {
    resp = false;
  }
    
  if (resp)
  {
    var dvr = "0"
    suma = 0
    mul  = 2
    for (i= mantisa.length -1 ; i >= 0; i--)
    {
      suma = suma + mantisa.charAt(i) * mul;
      if (mul == 7)
        mul = 2
      else
        mul++
    }
    res = suma % 11;
    if (res==1)
    dvr = 'k'
    else if (res==0)
      dvr = '0'
    else
    {
      dvi = 11-res
      dvr = dvi + ""
    }
    //alert ("dvr final "+dvr+"= dv.toLowerCase() "+dv.toLowerCase());
    if ( dvr != dv.toLowerCase() )
    {
      resp = false
    }
  }
  
  if (!resp)
    alert ("RUT incorrecto");
  
  return resp;
}

function verifyMail(email)
{
  var resp = true;
  email_parts = email.split("@");
  
  if( email_parts.length != 2 )
  {
    resp = false;
  }
  else
  {
    dominio = email_parts[1];
    domain_parts = dominio.split(".");
    // dominio puede tener mas de dos partes : xxx.com.ar , xxx.com.br etc
    if( domain_parts.length < 2 )
    {
      resp = false;
    }
    else
    {
      num_partes = domain_parts.length ;
      // verif
      if (domain_parts[num_partes-2].length < 1)
      {
        resp = false;
      }
      // verificamos dominio
      if (domain_parts[num_partes-1].length < 2)
      {
        resp=false;
      }
    }
    
  }

  if (!resp)
    alert("Formato de email incorrecto");
    
  return resp;
}

function verifyNick(nick)
{
  var resp = true;
  
  reg =/^[a-zA-Z0-9\s]+$/; //  equivalente a \w\s
  
  if( !reg.test(nick) )
  {
    resp = false;
    alert ("El nick solo debe contener letras y n\u00fameros.");
  }
    
  return resp;
}

function verifyFono(fono)
{
  var resp = true;
  
  reg =/^\d+$/;
  if( reg.test(fono) )
  {
    if ((fono < 100000) || (fono > 99999999))
    {
      msgstr = "n\u00famero no v\u00e1lido";
      resp =false;
    }
  }
  else
  {
    msgstr = "Debe ser num\u00e9rico de 8 cifras";
    resp= false;
  }

  if (!resp)
    alert("Formato de fono incorrecto. " + msgstr);
    
  return resp;
}

 // á \u00e1
 // é \u00e9
 // í \u00ed
 // ó \u00f3
 // ú \u00fa

function verifyDate(year, mes, dia)
{
  var resp = true;
  var year_actual = 2008;
  var mes_actual = 9;
  if (year <1900)
    resp= false;
    
  if (mes < 1 && mes > 12)
    resp=false;
    
  if (dia < 1 && dia > 31)
    resp = false;
    
  if (dia > 28 && mes==2)
    resp = false;
    
  if (dia > 30 && ( mes==4 || mes==6 || mes==9 || mes==11))
    resp = false;
  
  if (resp)
  {
    var edad = year_actual - year;
    var off_mes = mes_actual - mes;
    if ( off_mes >= 0)
      edad = edad +1;
    
    if (edad < 15 )
    {
      alert("Advertencia :El concurso es para mayores de 14 a\u00f1os. Favor revise las bases");
    }
  }  
  else
    alert("Error en la fecha");
  
  return resp;  
}

function verifyInfo()
{
  var data_ok =true;
  var nombre = document.form_registro.elements["nombre"].value;
  var email = document.form_registro.elements["email"].value;
  var fono = document.form_registro.elements["fono"].value;
  var pass = document.form_registro.elements["pass"].value;
  var pass2 = document.form_registro.elements["pass2"].value;

  var verificar = true;
  if (verificar)
  {
    data_empty = false;
    if (nombre.length == 0)
      data_empty =true;
    /*
    if (rut.length == 0)
      data_empty =true;
    if (dia.length == 0)
      data_empty =true;
    if (mes.length == 0)
      data_empty =true;
    if (year.length == 0)
      data_empty =true;
    if (email.length == 0)
      data_empty =true;
    if (nick.length == 0)
      data_empty =true;
    */
    if (pass.length == 0)
      data_empty =true;
    if (pass2.length == 0)
      data_empty =true;
  
    if (data_empty)
    {
      data_ok= false;
      alert ("Todos los datos son obligatorios");  
    }
    
    if (pass2 != pass)
    {
      data_ok =false;
      alert("Las claves no coinciden");
    }

    if (!verifyMail(email))
    {
      data_ok =false;
    }
    
    /*
    if (!verifyNick(nick))
    {
      data_ok =false;
    }
    */
    if (!verifyFono(fono))
    {
      data_ok =false;
    }
    
    /*    
    if (!verifyRut(rut))
    {
      data_ok =false;
    }
    
    if (!verifyDate(year, mes, dia))
      data_ok =false; 
    */
  }
  
  /*  
  if (!legal.checked)
  {
    data_ok= false;
    alert ("Debe aceptar las bases y condiciones del concurso");  
  }
  */
  //alert (data_ok);
  if (data_ok)
  {
    document.getElementById("form_registro").submit();  
  }
  else
  {
    return false;
  } 
  
}

function cleanSearch()
{
  document.form_buscar.elements["key"].value =""
}

function verifySearch()
{
  resp=true;
  var key = document.form_buscar.elements["key"].value;
  if (key.length <2)
  {
    alert("El nombre a buscar debe tener al menos tres letras");
    resp= false;
  }
  else if (!verifyMail(key))
  {
    resp =false;
  }  
  else
  {
    document.getElementById("form_buscar").submit();  
  }
  
  return resp;
}

function showIdx(id_user)
{
  if ( id_user != 0)
    alert("Para votar por esta foto env\u00eda DE " + id_user + " al 5700");
}