if (document.images)
	{
		var img1on = new Image();
		img1on.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/zip_hover.jpg";
		var img2on = new Image();
		img2on.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/airtube_hover.jpg";
		var img3on = new Image();
		img3on.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/tube_hover.jpg";
		var img4on = new Image();
		img4on.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/mission_hover.jpg";
		var img5on = new Image();
		img5on.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/one_hover.jpg";
		var img6on = new Image();
		img6on.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/globe_hover.jpg";
		var img7on = new Image();
		img7on.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/duplex_hover.jpg";
		var img8on = new Image();
		img8on.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/titan_hover.jpg";
		var img9on = new Image();
		img9on.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/service_hover.gif";
	
		var img1off = new Image();
		img1off.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/zip.jpg";
		var img2off = new Image();
		img2off.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/airtube.jpg";
		var img3off = new Image();
		img3off.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/tube.jpg";
		var img4off = new Image();
		img4off.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/mission.jpg";
		var img5off = new Image();
		img5off.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/one.jpg";
		var img6off = new Image();
		img6off.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/globe.jpg";
		var img7off = new Image();
		img7off.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/duplex.jpg";
		var img8off = new Image();
		img8off.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/titan.jpg";
		var img9off = new Image();
		img9off.src = "../../images/gurtzeuge/gs/gurtauswahl_gs/service.gif";
	}

function imgOn(imgName)
{
	if (document.images)
	{
		document.images[imgName].src = eval(imgName + "on.src");
	}
}

function imgOff(imgName)
{
	if (document.images)
	{
		document.images[imgName].src = eval(imgName + "off.src");
	}
}