function SwitchMenu(subj,obj,them){
if(document.getElementById){
var el = document.getElementById(obj);
var st = document.getElementById(subj)
if (them == undefined) {them=""};
if(el.style.display == "none"){
el.style.display = "block";
st.innerHTML="<font size='1' face='Georgia'>- Спрятать <font>" + them;
}else{
el.style.display = "none";
st.innerHTML="<font size='1' face='Georgia'>+ Показать <font>" + them;
}
}
}