// Programm zum Austausch der Bilder
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) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_nbGroup(event, grpName) { //v3.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1];
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    if ((nbArr = document[grpName]) != null)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = args[i+1];
      nbArr[nbArr.length] = img;
  } }
}

// Programm zum öffnen der Detail-Fenster (Licht, Ton, usw.)
//  window.open("http://www.8ung.at/tom-discomania/"+file+"", "info","width="+wi+",height="+hi+",left=100,top=0,scrollbars=auto,toolbar=0,location=0,resizeable=0,menubar=0");

function detail(file,wi,hi)
{
	window.open(file,"info","width="+wi+",height="+hi+",left=100,top=0,scrollbars=auto,toolbar=0,location=0,resizable=1,menubar=0");
}

function detail_w_sb(file,wi,hi)
{
	window.open(file,"info","width="+wi+",height="+hi+",left=100,top=0,scrollbars=1,toolbar=0,location=0,resizable=1,menubar=0");
}

// Programm zum Öffnen der Partyshots-Gallerien

function gallery(url)
{
window.open("http://stud3.tuwien.ac.at/~e9625162/"+url+"","gallery","status=0,menubar=0,dependent,left=100,top=0,height=620,width=700,resizable");
}

function gallery_(url)
{
window.open("http://members.aon.at/tom-discomania/gallery/"+url+"","gallery_","status=0,menubar=0,dependent,left=100,top=0,height=620,width=700,resizable");
}

// Programm zum Überprüfen des Kontaktformulars

function chkForm()
  {
   if(document.anfrage.name.value == "")
    {
     alert("Bitte einen Namen angeben!");
     document.anfrage.name.focus();
     return false;
    }
   if(document.anfrage.email.value == "")
    {
     alert("Bitte eine e-Mail Adresse angeben!");
     document.anfrage.email.focus();
     return false;
    }
   if(document.anfrage.tel.value == "")
    {
     alert("Bitte eine Telefonnummer angeben!");
     document.anfrage.tel.focus();
     return false;
    }
    if(document.anfrage.event.value == "andere")
    {
     alert("Bitte wählen Sie eine Veranstaltungsart!");
     document.anfrage.event.focus();
     return false;
    } 
   if(document.anfrage.email.value.indexOf('@') == -1)
    {
     alert("Bitte eine gültige e-Mail Adresse angeben!");
     document.anfrage.email.focus();
     return false;
    }
}

function chkFormStrikt()
  {
   if(document.anfrage.contact.value == "")
    {
     alert("Bitte Vor- und Nachnamen angeben!");
     document.anfrage.contact.focus();
     return false;
    }
   if((document.anfrage.email.value == "") && (document.anfrage.phone.value == ""))
    {
     alert("Bitte zumindest e-Mail Adresse oder Telefonnummer angeben!");
     document.anfrage.email.focus();
     return false;
    }
   if(document.anfrage.email.value != "")
    {
     if(document.anfrage.email.value.indexOf('@') == -1)
     {
      alert("Bitte eine gültige e-Mail Adresse angeben!");
      document.anfrage.email.focus();
      return false;
     }
    }
}

// Programm zum öffnen der Referenzbilder

function ref(img1_name, img2_name, width)
{
  sh=window.open("","referenzen","left=0,top=0,width="+width+",height=216, dependent,toolbar=no,location=no,menubar=no,status=no,scrollbars=no,resizable=yes");

with (sh.document) 
		{
        write("<html><head><title>||| || ||| TOM discomania || ||| ||</title></head><body bgcolor=#6a6a6a marginheight=0 marginwidth=0 topmargin=0 leftmargin=0><p><img src=\"images/"+img1_name+"\" width=\"280\" height=\"200\"><img src=\"images/spacer.gif\" width=2 height=1><img src=\"images/"+img2_name+"\" width=\"280\" height=\"200\"></p></body></html>");
        }
}