var br = 'leer' ;

if (document.layers) {br = 'ns4';}
else if (document.styleSheets && document.all) {br = 'ie' ;}
else if (document.getElementsByTagName) {br = 'ns6' ;}
if (document.all && !document.styleSheets) {br = 'opera' ;}

function showReko(layerName,zustand) {
	if (br != 'leer') {
		if ( br == "ns4" ) {
			eval('document.layers["'+ layerName +'"].visibility="'+zustand+'"');
		}
	else {
		eval('document.getElementById("' + layerName + '").style.visibility ="'+zustand+'"')  ;
		}
	}
}

function reko(reko_nr){
	if($('komplett').firstChild.src!=""){
		var neu_karte = $('komplett').firstChild.src.replace(/karte_komplett.gif/g,"karte_"+reko_nr+"_s.gif");
		$('komplett').firstChild.src = neu_karte;	
	}		
}