/** browsercheck */
var ie = (document.all) ? true : false;
var ns4 = (document.layers) ? true : false;
var ns6 = (document.getElementById) ? true : false;

/* rollover für top-menus */
function topin(chr)
{
	if(document.layers)
		document.layers["l"+chr+"0"].document.images[""+chr+"0"].src = "../img/nav/" + chr + "/over/" + chr + "0" + ".gif";
	else
		document.images[""+chr+ "0"].src = "../img/nav/" + chr + "/over/" + chr + "0" + ".gif";
}

/* rollover für top-menus */
function topout(chr)
{
	if(isActiveTop(chr)) return;
	
	if(document.layers)
		document.layers["l"+chr+"0"].document.images[""+chr+"0"].src = "../img/nav/" + chr + "/" + chr + "0" + ".gif";
	else
		document.images[""+chr+"0"].src = "../img/nav/" + chr + "/" + chr + "0" + ".gif";
}

/* rollover für sub-menus */
function rin(chr, nr)
{
	if(document.layers)
		document.layers["l"+chr+"1"].document.images[""+chr+nr].src = "../img/nav/" + chr + "/over/" + chr +nr + ".gif";
	else
		document.images[""+chr+nr].src = "../img/nav/" + chr + "/over/" + chr +nr + ".gif";
}

/* rollover für sub-menus */
function rout(chr, nr)
{
	if(isActiveSub(chr, nr)) return;

	if(document.layers)
		document.layers["l"+chr+"1"].document.images[""+chr+nr].src = "../img/nav/" + chr + "/" + chr +nr + ".gif";
	else
		document.images[""+chr+nr].src = "../img/nav/" + chr + "/" + chr +nr + ".gif";
}


function info(theURL)
{
	win = window.open(theURL,'Info','width=280,height=280,resizable=no,scrollbars=yes');
	win.focus();
}

/* preload images */
function preload() {
/*
	load('a',7);
	load('b',5);
	load('c',4);
	load('d',6);
	load('e',4);
	load('f',1);
	load('g',3);
	load('h',5);
	load('i',2);
	load('j',2);
	load('k',1);
	load('l',0);
	load('m',0);
*/
}

function load(chr, count)
{
	navPath = "../img/nav/";

	tmp = new Array();

	for(i = 0; i<= count; i++)
	{
		tmp[i] = new Array();

		tmp[i][0] = new Image();
		tmp[i][0].src = navPath + chr + "/" + chr + i + ".gif";

		tmp[i][1] = new Image();
		tmp[i][1].src = navPath + chr + "/over/" + chr + i + ".gif";
	}
}