var images		= new Array();
var imagesOn	= new Array();

var names		= new Array(
	"oesterreich",
	"db", 
	"materialien",
	"linkliste",
	"kontakt",
	"newsletter",
	"impressum"
	);

var selected    = 0;
var numimages   = names.length;

for (i=1; i<=numimages; i++) {
	image		= new Image();
	imageOn		= new Image();
	name		= names[i-1];
	image.src   = "/images/navig/" + name + ".gif"; 
	imageOn.src = "/images/navig/" + name + "_on.gif";
	images[i]	= image;
	imagesOn[i] = imageOn;
}

function setI(nr) {
	if (nr == selected) return;
    if (document.images) {
        name = "navig" + nr;
        document.images[name].src = imagesOn[nr].src;
		filler1 = "filler" + (nr-1);
		filler2 = "filler" + nr;
		if (nr == 1) {
        	document.images[filler1].src = "/images/navig/start_on.gif";
		} else if (selected == nr-1) {
        	document.images[filler1].src = "/images/navig/between_on_lr.gif";
		} else  {
        	document.images[filler1].src = "/images/navig/between_on_r.gif";
		}
		if (nr == numimages) {
        	document.images[filler2].src = "/images/navig/end_on.gif";
		} else if (selected == nr+1) {
        	document.images[filler2].src = "/images/navig/between_on_lr.gif";
		} else {
        	document.images[filler2].src = "/images/navig/between_on_l.gif";
		}
    }
}

function unsetI(nr) {
	if (nr == selected) return;
    if (document.images) { 
        name = "navig" + nr;
        document.images[name].src = images[nr].src;
		if (nr == 1) {
			document.images[filler1].src = "/images/navig/start.gif";
		} else if (selected == nr-1) {
        	document.images[filler1].src = "/images/navig/between_on_l.gif";
		} else {
			document.images[filler1].src = "/images/navig/between.gif";
		}
		if (nr == numimages) {
			document.images[filler2].src = "/images/navig/end.gif";
		} else if (selected == nr+1) {
        	document.images[filler2].src = "/images/navig/between_on_r.gif";
		} else {
			document.images[filler2].src = "/images/navig/between.gif";
		}
    }

}

function clickI(nr) {
	for (i=1; i <= numimages; i++) {
 		var name = "navig" + i ;
		document.images[name].src = images[i].src;
	}
	
	document.images["filler0"].src = "/images/navig/start.gif"; 
	document.images["filler7"].src = "/images/navig/end.gif"; 
	for (i=1; i <= 6; i++) {
 		var name = "filler" + i ;
		document.images[name].src = "/images/navig/between.gif"
	}
	selected = nr;
	var name = "navig" + nr ;
	document.images[name].src = imagesOn[nr].src;
	if (nr == 1) {
       	document.images[filler1].src = "/images/navig/start_on.gif";
	} else {
       	document.images[filler1].src = "/images/navig/between_on_r.gif";
	}
	if (nr == numimages) {
       	document.images[filler2].src = "/images/navig/end_on.gif";
	} else {
       	document.images[filler2].src = "/images/navig/between_on_l.gif";
	}

}