function MM_openBrWindow(theURL,winName,features)
{
  window.open(theURL,winName,features);
}

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_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_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 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 check_form()
{
    var berreur = "Das Formular kann nicht gesandt sein,\nfolgende Felder sind nicht ausgefüllt :";
    var erreur = "";
    var valeurs=new Array(
	"Nom","Vor-/Nachname",
	"Adresse","Adresse",
	"Code_postal","PLZ",
	"Localite","Ort",
	"Pays","Land",
	"Telephone","Telefon",
	"Email","E-Mail",
	"Date_arrivee","Ankunftsdatum",
	"Nbr_nuits","Anzahl der N&auml;chte",
	"Nbr_personnes","Anzahl der Personnen");

    for(var i=0;i<valeurs.length;i=i+2)

    {

	eval('if(!document.hotel.'+valeurs[i]+'.value) erreur=erreur+\'\\n- '+valeurs[i+1]+'\';');

    }

    if(erreur)

    {

	alert(berreur+erreur);

    }else{

	document.hotel.submit();

    }

}