var BROWSER="0";
var UNTERMENUE=0;

if(document.getElementById) { BROWSER = "1";  }
else {
	if(document.all) { BROWSER = "2"; }
	else { 
		if(document.layers) { BROWSER = "3";} 
		else { alert("Ihr Browser ist zu Alt"); } 
	}
}


//##########

var S=0;
var SK=0;
var F="#99CCFF";
var MEIN=0;

function td_color_k(id,farbe) { 
	if(id!=SK) {
		if (BROWSER=="2") { document.all[id].style.fontColor=farbe; }
		else if (BROWSER=="1") {  document.getElementById(id).style.color=farbe;   }
		else if (BROWSER=="3") { document.layers[id].bgColor=farbe; }
	}
}

//this.style.color='#F24704'
function reservieren (id,farbe) {
	MEIN=id;
	td_color(MEIN,farbe);
}

function td_color(id,farbe) { 
	if(id!=S) {
		if (BROWSER=="2") { document.all[id].style.backgroundColor=farbe; }
		else if (BROWSER=="1") { document.getElementById(id).style.backgroundColor=farbe;   }
		else if (BROWSER=="3") { document.layers[id].bgColor=farbe; }
	} 
	if(id == "n3"){
		if (BROWSER=="2") { document.all.extraNavi.style.visibility = "visible"; }
		else if (BROWSER=="1") { document.getElementById("extraNavi").style.visibility = "visible"; }
		else if (BROWSER=="3") { document.layers['extraNavi'].visibility = "show";  }
	}
	else {
			if (BROWSER=="2" && MEIN != "n3") { document.all.extraNavi.style.visibility = 'hidden'; }
			else if (BROWSER=="1" && MEIN != "n3") { document.getElementById("extraNavi").style.visibility = 'hidden'; }
			else if (BROWSER=="3" && MEIN != "n3") { document.layers['extraNavi'].visibility = "hide";  }
	}
}
function td_color_click(id) { UNTERMENUE=id; }