function changeTab(id) {
	for (var k=1; k<=3; k++) {
		 document.getElementById('tab'+k).className="inactive";
         document.getElementById('page'+k).style.display="none";
        }
   document.getElementById('tab'+id).className="selected";
   document.getElementById('page'+id).style.display="block";
   }

function artvormerken()
	{
	if (document.vormerken.stremailvormerken.value!="")
		{
		document.vormerken.submit();
		}
	else
		{
		alert ("Bitte geben Sie Ihre Emailadresse an!");
		}
	}
/* 	------------------------------------------------------
	Suchformular
	------------------------------------------------------*/

function startsearch()
	{
	if (document.getElementById("searchkat").selectedIndex == 0
	 && document.getElementById("searchmassstab").selectedIndex == 0 
	 && document.getElementById("searchhersteller").selectedIndex == 0
	 && document.getElementById("keyword").value == ''
	 )
		{
		alert ("Tragen Sie einen Suchbegriff ein\noder wählen Sie eine\nKategorie, einen Maßstab oder Hersteller.");
		}
	else
		{
		document.search.submit();
		}
	}
/*	------------------------------------------------------
	Bilder anzeigen (Detail-Ansicht)
	------------------------------------------------------*/
function detailsAufZu(element1,element2)
	{
	var objekt1 = document.getElementById("proddetailpicturemore1");
	var objekt2 = document.getElementById("proddetailpicturemore2");
	var objekt3 = document.getElementById("proddetailpicturemore3");
	var objekt4 = document.getElementById("proddetailpicturemore4");
	var objekt = document.getElementById(element1);
	objekt1.style.display = "none";
	objekt2.style.display = "none";
	objekt3.style.display = "none";
	objekt4.style.display = "none";
	objekt.style.display = "block";
	}
/*	------------------------------------------------------
	MouseOver Warenkorb
	------------------------------------------------------*/
var w=1
var h=1
if (document.getElementById || document.all)
document.write('<div id="trailimageid" style="position:absolute;visibility:hidden;left:0px;top:-1000px;width:1px;height:1px;border:1px solid #888888;background:#FFFFFF;z-index:1000;text-align:center;padding:10px;"><table><tr><td width=150 height=150 align=center><img id="ttimg" src="imagesnavi/grafik_transparent.gif" align="center" /></td></tr></table></div>')
function gettrailobj()
{
	if (document.getElementById) return document.getElementById("trailimageid").style
	else if (document.all) return document.all.trailimagid.style
}
function truebody()
{
	return (!window.opera && document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}
function hidetrail()
{
	document.onmousemove=""
	document.getElementById('ttimg').src='imagesnavi/grafik_transparent.gif'
	gettrailobj().visibility="hidden"
}
function showtrail(width,height,file)
{
	if(navigator.userAgent.toLowerCase().indexOf('opera') == -1 && navigator.userAgent.toLowerCase().indexOf('safari') == -1)
	{
		w=width
		h=height
		gettrailobj().width=w+"px"
		gettrailobj().height=h+"px"
		document.getElementById('ttimg').src=file
		document.onmousemove=followmouse
		gettrailobj().visibility="visible"
	}
}
function followmouse(e)
{
	if(navigator.userAgent.toLowerCase().indexOf('opera') == -1 && navigator.userAgent.toLowerCase().indexOf('safari') == -1)
	{
		var xcoord=20
		var ycoord=20
		if (typeof e != "undefined")
		{
			xcoord+=e.pageX
			ycoord+=e.pageY
		}
		else if (typeof window.event !="undefined")
		{
			xcoord+=truebody().scrollLeft+event.clientX
			ycoord+=truebody().scrollTop+event.clientY
		}
		var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
		var docheight=document.all? Math.max(truebody().scrollHeight, truebody().clientHeight) : Math.max(document.body.offsetHeight, window.innerHeight)
		if (xcoord+w+3>docwidth)
		xcoord=xcoord-w-(20*2)
		if (ycoord-truebody().scrollTop+h>truebody().clientHeight)
		ycoord=ycoord-h-20;
		gettrailobj().left=xcoord+"px"
		gettrailobj().top=ycoord+"px"
	}
}