function toggle(list){
var listElementStyle=document.getElementById(list).style;
if (listElementStyle.display=="none"){
listElementStyle.display="block";
}
else{ listElementStyle.display="none";
}
}


document.getElementById('menu').style.listStyle="none";
document.getElementById('menu').style.display="none";
document.getElementById('prep').style.listStyle="none";
document.getElementById('prep').style.display="none";
document.getElementById('health').style.listStyle="none";
document.getElementById('health').style.display="none";
document.getElementById('blood').style.listStyle="none";
document.getElementById('blood').style.display="none";
document.getElementById('help').style.listStyle="none";
document.getElementById('help').style.display="none";