function showSubMenu(objID){
    //SHOWS THE SUBMENU FOR THE CURRENT MENU ITEM
    var obj= document.getElementById(objID);
    obj.style.display = "list-item";
}

function expandSubMenus(objID,subID){
    //SHOW THE SUBMENU FOR THE CURRENT MENU ITEM
    var sup= new getObj(objID);
    var sub= new getObj(subID);
    if (sub.obj){
        sub.style.display = "list-item";
    }
	
    //AND ALSO EXPAND THE PARENT MENUS
    if(sup){
        UL = sup.obj.parentNode;
        //sup.obj.className = "menuItemSelected";
        while (UL && (UL.nodeType == 1) && (UL.tagName.toLowerCase() != 'body')) {
		    if (UL.tagName && (UL.tagName.toLowerCase() == "ul")){
	            UL.style.display = "list-item";
	        }
		    UL = UL.parentNode;
	    }
	}
}

function getObj(name) { //CROSS BROWSER METHOD OF RETRIEVING AN OBJECT
    if (document.getElementById){
        if (document.getElementById(name)){
            this.obj = document.getElementById(name);
            this.style = document.getElementById(name).style;
        }
    }
    else if (document.all){
        if (document.all[name]){
            this.obj = document.all[name];
            this.style = document.all[name].style;
        }
    }
    else if (document.layers){
        if (document.layers[name]){
            this.obj = document.layers[name];
            this.style = document.layers[name];
        }
    }
    //CHECK THE OBJECT WAS FOUND
    if (!this.obj){
        this.obj = null;
    }
}