var newWin = null;

// Verdeckte Ebene anzeigen und Bilder im voraus lagen
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_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_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; }
}


// Überprüfung Formular
function chkFormular()
{
  if (document.Formular.Name.value == "")
  {
    alert("Bitte gib Deinen Namen ein");
    document.Formular.Name.focus();
    return (false);
  }


  if (document.Formular.Email.value == "")
  {
    alert("Bitte gib Deine Email ein");
    document.Formular.Email.focus();
    return (false);
  }


  if(document.Formular.Email.value.indexOf('@') == -1)	{
       alert("Bitte korrigiere Deine Emailadresse");
       document.Formular.Email.focus();
       return (false);
  } 


  if (document.Formular.Freund.value == "")
  {
    alert("Bitte gib den Namen Deines Freundes ein");
    document.Formular.Freund.focus();
    return (false);
  }


  if (document.Formular.EmailFreund.value == "")
  {
    alert("Bitte gib die Email Deines Freundes ein");
    document.Formular.EmailFreund.focus();
    return (false);
  }

  if(document.Formular.EmailFreund.value.indexOf('@') == -1)	{
       alert("Bitte korrigier die Emailadresse Deines Freundes");
       document.Formular.EmailFreund.focus();
       return (false);
  } 


return (true);
}



// Überprüfung Formular Englisch
function chkFormularEng()
{
  if (document.Formular.Name.value == "")
  {
    alert("Please enter your name");
    document.Formular.Name.focus();
    return (false);
  }


  if (document.Formular.Email.value == "")
  {
    alert("Please enter your E-mail adress");
    document.Formular.Email.focus();
    return (false);
  }


  if(document.Formular.Email.value.indexOf('@') == -1)	{
       alert("Please correct your E-mail adress");
       document.Formular.Email.focus();
       return (false);
  } 


  if (document.Formular.Freund.value == "")
  {
    alert("Please enter the name of your friend");
    document.Formular.Freund.focus();
    return (false);
  }


  if (document.Formular.EmailFreund.value == "")
  {
    alert("Please enter the E-mail adress of your friend");
    document.Formular.EmailFreund.focus();
    return (false);
  }

  if(document.Formular.EmailFreund.value.indexOf('@') == -1)	{
       alert("Please correct the E-mail adress of your friend");
       document.Formular.EmailFreund.focus();
       return (false);
  } 


return (true);
}





// Überprüfung Formular Französisch
function chkFormularFr()
{
  if (document.Formular.Name.value == "")
  {
    alert("Entre ton nom");
    document.Formular.Name.focus();
    return (false);
  }


  if (document.Formular.Email.value == "")
  {
    alert("Entre ton Email");
    document.Formular.Email.focus();
    return (false);
  }


  if(document.Formular.Email.value.indexOf('@') == -1)	{
       alert("Corrige ton Email");
       document.Formular.Email.focus();
       return (false);
  } 


  if (document.Formular.Freund.value == "")
  {
    alert("Entre le nom de ton ami");
    document.Formular.Freund.focus();
    return (false);
  }


  if (document.Formular.EmailFreund.value == "")
  {
    alert("Entre l’Email de ton ami");
    document.Formular.EmailFreund.focus();
    return (false);
  }

  if(document.Formular.EmailFreund.value.indexOf('@') == -1)	{
       alert("Corrige l'Email de ton ami");
       document.Formular.EmailFreund.focus();
       return (false);
  } 


return (true);
}