function getNav(nr,lk)
{
 document.getElementById(nr).style.background="#E60005";
 document.getElementById(lk).style.color="#FFE400";
}

function wegNav(nr,lk)
{
 document.getElementById(nr).style.background="#D6D7D9";
 document.getElementById(lk).style.color="#5F5F5F";
}



function getNav3(nr,lk)
{
 document.getElementById(nr).style.background="#E60005";
 document.getElementById(lk).style.color="#FFE400";
}

function wegNav3(nr,lk)
{
 document.getElementById(nr).style.background="#FFFFFF";
 document.getElementById(lk).style.color="#5F5F5F";
}



function doLink(link)
{
 document.location.href=link;
}




function scroller()
{
	x = document.body.scrollLeft;
	y = document.body.scrollTop;
	step = 2;

	while ((x != 0) || (y != 0)) {
		scroll (x, y);
		step += (step * step / 100);
		x -= step;
		y -= step;
		if (x < 0) x = 0;
		if (y < 0) y = 0;
	} 
	scroll (0, 0);
}


function startSearch()
	{
	error = "Bitte geben Sie einen Suchbegriff ein.";
	f = document.we_global_form;
	if(f.we_lv_search_0.value=='')
		{
		alert(error);
		f.we_lv_search_0.focus();
		return;		
		}
	f.submit();
	}


function changeGalleryImage(rang,name)
	{
	document.getElementById('legende'+document.gallery.actualbildname.value).style.visibility= 'hidden';
         document.getElementById('legende'+document.gallery.actualbildname.value).style.display = 'none';	
             
document.getElementById('legende'+name).style.visibility= 'visible';
document.getElementById('legende'+name).style.display = 'block';

	document.gallery.actualbildname.value=name;
	bild = document.images['vorschau'];
	document.gallery.bild_id.value = rang;
	bild.src = "/gallery/images/th_"+name+".jpg";       
	}

function changeGalleryImage2(rang,name,legendentext)
	{
	document.gallery.actualbildname.value=name;
	bild = document.images['vorschau'];
	document.gallery.bild_id.value = rang;
	bild.src = "/gallery/images/th_"+name+".jpg";   
        document.getElementById("legende").innerHTML=legendentext;    
	}

function showNextPic()
{


document.gallery.bild_id.value=document.gallery.bild_id.value;
var actual=parseInt(document.gallery.bild_id.value);
actual=actual+1;
if(actual>parseInt(document.gallery.anzahlpics.value))actual=1;
document.gallery.bild_id.value=actual;
document.gallery.actualbildname.value=picnames=document.getElementById("picnames"+actual).value;
bild = document.images['vorschau'];

bild.src = "/gallery/images/th_"+document.gallery.actualbildname.value+".jpg"; 
document.getElementById("legende").innerHTML=document.getElementById("legenden"+actual).value;
      
}


function showBackPic()
{
document.gallery.bild_id.value=document.gallery.bild_id.value;
var actual=parseInt(document.gallery.bild_id.value);
actual=actual-1;
if(actual==0)actual=document.gallery.anzahlpics.value;
document.gallery.bild_id.value=actual;
document.gallery.actualbildname.value=picnames=document.getElementById("picnames"+actual).value;
bild = document.images['vorschau'];

bild.src = "/gallery/images/th_"+document.gallery.actualbildname.value+".jpg";
document.getElementById("legende").innerHTML=document.getElementById("legenden"+actual).value;       
}


function gallery()
	{
	gallerie = document.gallery.gallery_id.value;
	bild = document.gallery.bild_id.value;
	lang = document.gallery.sprache.value;
	pfad = "/gallery/index.php?gid=" + gallerie + "&nr=" + bild + "&lang=" + lang;
	width = 602;
	height= 550;
	links  = (screen.width-width)/2;
	oben  = (screen.height-height)/2;
	gal = window.open(pfad,"Fotogalerie","width="+width+",height="+height+",left="+links+",top="+oben);
	gal.focus();	
	}