/////////////////////////////////////
//
//  to change images
//

var arrImages;
var nImagecount;

if(document.images)
{
	arrImages=new Object();
	nImagecount=0;
}

function imgPreload(strUrl)
{
	if(nImagecount<100)
	{
		arrImages[nImagecount]=new Image()
		arrImages[nImagecount].src=strUrl;
		nImagecount++;
	}
}

function imgNavPreload(strImage, nState)
{
	if(document.images)
	{
		if(nState==0)
		{
			strPrefix="grafik/passiv/";
		}
		if(nState==1)
		{
			strPrefix="grafik/aktiv/";
		}
		imgPreload(strPrefix+strImage+".jpg");
	}
}


function imgChange(strImage, strUrl)
{
	if(document.images)
	{
		if(document.images[strImage]) document.images[strImage].src=strUrl;
	}
}

function imgNavChange(strImage, nState)
{
	if(nState==0)
	{
		strPrefix="grafik/passiv/";
	}
	if(nState==1)
	{
		strPrefix="grafik/aktiv/";
	}
	imgChange(strImage,strPrefix+strImage+".jpg");
}


/////////////////////////////////////
//
//  to change text
//

var fredlayer;

function textchange(strText, strMsg)
{
	if (document.layers)
	{
		//thisbrowser="NN4";
		fredlayer = document.layers[strText];
		fredlayer.document.open();
		fredlayer.document.write(strMsg);
		fredlayer.document.close();
	}

	if (document.all)
	{
		//thisbrowser="ie"
		fredlayer = document.all[strText];
		fredlayer.innerHTML=strMsg;
	}

	if (!document.all && document.getElementById)
	{
		//thisbrowser="NN6";
		fredlayer = document.getElementById(strText);
		fredlayer.innerHTML =strMsg;
	}
}