var menu_arrow_0 = new Image(); menu_arrow_0.scr = "menu_arrow_0.gif";
var menu_arrow_1 = new Image(); menu_arrow_1.scr = "menu_arrow_1.gif";	
var menu_arrow_2 = new Image(); menu_arrow_2.scr = "menu_arrow_2.gif";

function changePic(img,status) 
{ 
  window.document.images[img].src = eval("menu_arrow_"+status+".scr");
}

function showPicture(id)
{
	download = window.open("bottom_picture/" + id + ".jpg","","width=815,height=615,left=0,top=0");
}

function showPictureAboutUs(id)
{
	switch(id)
  {
    case 1: download = window.open("../picture/hotel_1.jpg","","width=815,height=615,left=0,top=0"); break;
    case 2: download = window.open("../picture/hotel_2.jpg","","width=815,height=615,left=0,top=0"); break;
    case 3: download = window.open("../picture/hotel_3.jpg","","width=815,height=615,left=0,top=0"); break;
	case 4: download = window.open("../picture/hotel_4.jpg","","width=815,height=615,left=0,top=0"); break;
  }
}

function popup(URL,w,h)
{
	w = window.open(URL,"","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width="+w+",height="+h);
}

function showCalendar(e)
{
	download = window.open("php/calendar.php?year=2010&edit="+e,"","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=750,height=600");
}

function clearEditForm()
{
  document.EmailForm.name.value = "";
  document.EmailForm.mail.value = "";
  document.EmailForm.message.value = "";
}

function SetFormDate(edit,year,month,date)
{
  if (month<10) { month = "0"+month; }
	if (date<10) { date = "0"+date; }
	
	if (edit==1) { document.formBuchen2.anreise_1.value = date+"."+month+"."+year; }
	if (edit==2) { document.formBuchen2.abreise_1.value = date+"."+month+"."+year; }
	if (edit==3) { document.formBuchen2.anreise_2.value = date+"."+month+"."+year; }
	if (edit==4) { document.formBuchen2.abreise_2.value = date+"."+month+"."+year; }
}

function checkFormBuchen1()
{
	if(document.formBuchen1.name.value == "")
	{
		alert ("Bitte geben Sie Ihren Namen ein !");
		document.formBuchen1.name.focus();
		return false;
	}
	if(document.formBuchen1.email.value == "" && document.formBuchen1.telefon.value == "" && document.formBuchen1.telefax.value == "")
	{
		alert ("Bitte geben Sie entweder Ihre Email-Adresse, Telefon- oder Faxnummer ein !");
		document.formBuchen1.email.focus();
		return false;
	}
}

function checkFormBuchen2()
{
	if(document.formBuchen2.anreise_1.value == "")
	{
		alert ("Bitte geben Sie Ihren Anreisetag ein !");
		document.formBuchen2.anreise_1.focus();
		return false;
	}
	if(document.formBuchen2.abreise_1.value == "")
	{
		alert ("Bitte geben Sie Ihren Abreisetag ein !");
		document.formBuchen2.abreise_1.focus();
		return false;
	}
	if(document.formBuchen2.unterkunft.selectedIndex <= 0)
	{
		alert ("Bitte geben Sie Ihre gewünschte Unterkunft ein !");
		document.formBuchen2.unterkunft.focus();
		return false;
	}
	if(document.formBuchen2.erwachsene.value == "")
	{
		alert ("Bitte geben Sie die Anzahl Erwachsene ein !");
		document.formBuchen2.erwachsene.focus();
		return false;
	}
}