var images2		= new Array();
var imagesOn2	= new Array();
var images		= new Array();
var imagesOn	= new Array();
var names		= new Array(
	"1", 
	"2", 
	"3", 
	"4",
	"5"
);
var numimages   = names.length;
var selected    = 0;

var W3C = (document.getElementById) ? 1 : 0;
var NS = (document.layers) ? 1 : 0;

for (i=1; i<=numimages; i++) {
	image		= new Image();
	imageOn		= new Image();
	image2		= new Image();
	imageOn2	= new Image();
	name		= names[i-1];

/*
	image.src   = "/images/header/" + name + ".jpg"; 
	imageOn.src = "/images/header/" + name + "_on.jpg";
	images[i]	= image;
	imagesOn[i] = imageOn;
*/

	image2.src   = "/images/navig/" + name + ".gif"; 
	imageOn2.src = "/images/navig/" + name + "_on.gif";
	images2[i]	= image2;
	imagesOn2[i] = imageOn2;
}

function setI(nr) {
	if (nr == selected) return;
    if (document.images) {
/* 
        name = "i" + nr;
        document.images[name].src = imagesOn[nr].src;
*/
        name = "n" + nr;
        document.images[name].src = imagesOn2[nr].src;
    }
}

function unsetI(nr) {
	if (nr == selected) return;
    if (document.images) { 
/*
        name = "i" + nr;
        document.images[name].src = images[nr].src;
  */
		name = "n" + nr;
        document.images[name].src = images2[nr].src;
    }
}

function clickI(nr) {
/*
	for (i=1; i <= numimages; i++) {
 		var name = "navig" + i ;
		document.images[name].src = images[i].src;
	}
	selected = nr;
	var name = "navig" + nr ;
	document.images[name].src = imagesOn[nr].src;
*/
}


function randomimg() {
	var i  = Math.ceil( Math.random() * 3 );
	document.write('<img src="/images/home/' + i + '.jpg" width="419" height="231" alt="" style="margin-left:1px" />' + "\n" );

}	

function showL(name) {
	if (W3C) {
		document.getElementById(name).style.visibility = "visible";
	}
	if (NS) {
		document.layers[name].visibility = "show";
	}
}
function hideL(name) {
	if (W3C) {
		document.getElementById(name).style.visibility = "hidden";
	}
	if (NS) {
		document.layers[name].visibility = "hide";
	}
}