
<!-- Hide from old browsers
//

if (navigator.appVersion.indexOf("2.") != -1){
        check = false;
        }
if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1)){
        check = false;
        }
else {
        check = true;
        }
if (check == true){
        b01 = new Image();
		b01.src = "piezas/emp.gif";
		b01_a = new Image();
		b01_a.src = "piezas/emp_act.gif";
        b01stay = new Image();
        b01stay.src = "piezas/emp_act.gif";

        b02 = new Image();
		b02.src = "piezas/dist.gif";
		b02_a = new Image();
		b02_a.src = "piezas/dist_act.gif";
        b02stay = new Image();
        b02stay.src = "piezas/dist_act.gif";

        b03 = new Image();
		b03.src = "piezas/pro.gif";
		b03_a = new Image();
		b03_a.src = "piezas/pro_act.gif";
        b03stay = new Image();
        b03stay.src = "piezas/pro_act.gif";
                
        b04 = new Image();
		b04.src = "piezas/clie.gif";
		b04_a = new Image();
		b04_a.src = "piezas/clie_act.gif";
        b04stay = new Image();
        b04stay.src = "piezas/clie_act.gif";         

        b05 = new Image();
		b05.src = "piezas/nov.gif";
		b05_a = new Image();
		b05_a.src = "piezas/nov_act.gif";
        b05stay = new Image();
        b05stay.src = "piezas/nov_act.gif";         

        b06 = new Image();
		b06.src = "piezas/cont.gif";
		b06_a = new Image();
		b06_a.src = "piezas/cont_act.gif";
        b06stay = new Image();
        b06stay.src = "piezas/cont_act.gif";         

        b07 = new Image();
		b07.src = "piezas/link.gif";
		b07_a = new Image();
		b07_a.src = "piezas/link_act.gif";
        b07stay = new Image();
        b07stay.src = "piezas/link_act.gif"; 
		        
        b08 = new Image();
		b08.src = "piezas/gall.gif";
		b08_a = new Image();
		b08_a.src = "piezas/gall_act.gif";
        b08stay = new Image();
        b08stay.src = "piezas/gall_act.gif";         
}

var imageStay = "";

function imageon(name){
        if (imageStay != name){
                document[name].src = eval(name + "_a.src");
        }
}
function imageoff(name){
        if (imageStay != name){
                document[name].src = eval(name + ".src");
        }
}

function on(name){
        if (check == true){
        imageon(name);
        }
}
function off(name){
        if (check == true){
        imageoff(name);
        }
}

function stay(name){
        if (check == true){
        document[name].src = eval(name + "stay.src");
        if (imageStay != name){
                if (imageStay != ""){
                        document[imageStay].src = eval(imageStay + ".src");
                }
        }
        imageStay = name
        }
}

// -->