function SwapImage(ImageName,ImageFile){
         Image1=new Image(119,39);
         Image1.src = ImageFile;
         document[ImageName].src = Image1.src;
         return true;
}

     function MM_openBrWindow(theURL,winName,features) { //v2.0
              window.open(theURL,winName,features);
              }
     function MM_reloadPage(init)
              {  //reloads the window if Nav4 resized
              if (init==true) with (navigator)
              {
               if ((appName=="Netscape")&&(parseInt(appVersion)==4))
               {
                document.MM_pgW=innerWidth;
                document.MM_pgH=innerHeight; onresize=MM_reloadPage;
               }
              }
              else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH)
               location.reload();
              }
              MM_reloadPage(true);

     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,objSettings,obj,args=MM_showHideLayers.arguments;

                var layerWidth = 470;
                var layerHeight = 500;

              	
                for (i=0; i<(args.length-2); i+=3)
                if ((obj=MM_findObj(args[i]))!=null)
                {
                 v=args[i+2];
                 if (obj.style)
                 {
                  objSettings=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v;
                 }


                 var iWidth = 0;      // Breite des Anzeigefensters
                 //var iPixPerChar = 9; // Wie viele Pixel für ein Zeichen?
                 var iHeight = 0;

                 // Breite des Anzeigefensters ermitteln
                 if (document.body.offsetWidth) {   // IE 4+
                     iWidth = document.body.offsetWidth;
                     iHeight = document.body.offsetHeight;
                 }
                 else if (window.innerWidth) {  // JavaScript 1.2+ und NN 4+
                     iWidth = window.innerWidth;
                     iHeight = window.innerHeight;
                 }

                 objSettings.visibility=v;

                 objSettings.left = (iWidth/2)-(layerWidth/2);
                 //objSettings.top = (iHeight/2)-(layerHeight/2)+100;
                 objSettings.top = 50;

                 objSettings.width = layerWidth;
                 objSettings.height = layerHeight;
                }
              }

function change_bigimg_src(img_src, img_id, ueber)
{	
	// changing current shown img in the layer
	change_img(img_src, '');
	
	//changing link for creating a postcard out of the current picture
	var link;	
	link = "lovepoint-alpfen-techno-music-event-galerie.php?action=postcard&subact=add&pic_id="+img_id+"&ueber="+ueber;
	//change_link(link,"postcardlink");
	change_plink(link);
	
	link = "lovepoint-alpfen-techno-music-event-galerie.php?action=tshirt&pic_id="+img_id+"&ueber="+ueber;
	//change_link(link,"tshirtlink");
	change_tlink(link);
}
             
function change_img(img_src,image_container_name)
{
	// TODO image_container_name
	document.big_img_id.src=img_src;
}

function change_link(mylink,linkid)
{
	// ATTENTION :  not working on IEE, thx microdoof
	document.getElementById(linkid).href=mylink;
}

function change_tlink(mylink)
{
	document.getElementById("tshirtlink").href=mylink;
}

function change_plink(mylink)
{
	document.getElementById("postkartelink").href=mylink;
}