/**
 * The functions in this script are responsible for handling the 
 * mouseOver, mouseOut, ... events for the menu images
 * 
 * The functions prefixed with "MM_" are generated by MM-DW.
 */

/**
 * Preloads the images (triggered at onload-event of body).
 */
function MM_preloadImages() 
{ 
  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) 
{
  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_nbGroup(event, grpName) 
{
  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])? args[i+1] : img.MM_up);
      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") 
  {
    nbArr = document[grpName];
    if (nbArr)
      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])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
    } 
  }
}

function onClickNews()
{
  MM_nbGroup('down','group1','news','pic/news_down.png',1);
}
function onOverNews()
{
  MM_nbGroup('over','news','pic/news_over.png','pic/news_overdown.png',1);
}
function onClickAlbum()
{
  MM_nbGroup('down','group1','album','pic/album_down.png',1);
}
function onOverAlbum()
{
  MM_nbGroup('over','album','pic/album_over.png','pic/album_overdown.png',1);
}
function onClickAbout()
{
  MM_nbGroup('down','group1','about','pic/about_down.png',1);
}
function onOverAbout()
{
  MM_nbGroup('over','about','pic/about_over.png','pic/about_overdown.png',1);
}
function onClickLive()
{
  MM_nbGroup('down','group1','live','pic/live_down.png',1);
}
function onOverLive()
{
  MM_nbGroup('over','live','pic/live_over.png','pic/live_overdown.png',1);
}
function onClickMedia()
{
  MM_nbGroup('down','group1','media','pic/media_down.png',1);
}
function onOverMedia()
{
  MM_nbGroup('over','media','pic/media_over.png','pic/media_overdown.png',1);
}
function onClickBesetzung()
{
  MM_nbGroup('down','group1','besetzung','pic/besetzung_down.png',1);
}
function onOverBesetzung()
{
  MM_nbGroup('over','besetzung','pic/besetzung_over.png','pic/besetzung_overdown.png',1);
}
function onClickKontakt()
{
  MM_nbGroup('down','group1','kontakt','pic/kontakt_down.png',1);
}
function onOverKontakt()
{
  MM_nbGroup('over','kontakt','pic/kontakt_over.png','pic/kontakt_overdown.png',1);
}
function onClickGaestebuch()
{
  MM_nbGroup('down','group1','gaestebuch','pic/gaestebuch_down.png',1);
}
function onOverGaestebuch()
{
  MM_nbGroup('over','gaestebuch','pic/gaestebuch_over.png','pic/gaestebuch_overdown.png',1);
}
function onClickLinks()
{
  MM_nbGroup('down','group1','links','pic/links_down.png',1);
}
function onOverLinks()
{
  MM_nbGroup('over','links','pic/links_over.png','pic/links_overdown.png',1);
}
function onMouseOut()
{
  MM_nbGroup('out');
}