function init(bilder_vorladen) {
	if (bilder_vorladen == 1) {
		lade_bilder('');
	}
}

function lade_bilder() {
    document.vorladen = new Array();
    if(document.images) {
        for (var i = 0; i < lade_bilder.arguments.length; i++) {
            document.vorladen[i] = new Image();
            document.vorladen[i].src = lade_bilder.arguments[i];
        }
    }
}



function swpl(logonum) {
	document.getElementById('link_' + logonum).style.color = '#bf321b';
	document.getElementById('logo_' + logonum).src = 'images/logos/lo_' + logonum + '_h.gif';
}
function swplb(logonum) {
	document.getElementById('link_' + logonum).style.color = '#777676';
	document.getElementById('logo_' + logonum).src = 'images/logos/lo_' + logonum + '_c.gif';
}
function swli(linknum) {
	document.getElementById('link_' + linknum).style.color = '#bf321b';
	document.getElementById('logo_' + linknum).src = 'images/logos/lo_' + linknum + '_h.gif';
}
function swlib(linknum) {
	document.getElementById('link_' + linknum).style.color = '#777676';
	document.getElementById('logo_' + linknum).src = 'images/logos/lo_' + linknum + '_c.gif';
}

function init_top() {
	window.onresize = showtop;
	showtop();
}

function showtop() {
	var eff_div_hoehe = document.getElementById('maincont').offsetHeight;
	var fensterhoehe = getWindowHeight();
	if (fensterhoehe < eff_div_hoehe) {
		document.getElementById('foot_top').style.display = '';
	}else{
		document.getElementById('foot_top').style.display = 'none';
	}
}


function getWindowHeight(win) {
    if (win == undefined)
        win = window;
    if (win.innerHeight) {
        return win.innerHeight;
    }else{
        if (win.document.documentElement && win.document.documentElement.clientHeight) {
            return win.document.documentElement.clientHeight;
        }
        return win.document.body.offsetHeight;
    }
}