<!--
function MM_findObj(n, d) { //v4.01
	var p,i,x;  
	if(!d) d=document; 
	if((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document; 
		n=n.substring(0,p);
	}
	if(!(x=d[n])&&d.all) x=d.all[n]; 
	for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && d.getElementById) x=d.getElementById(n); 
	return x;
}


function MM_showHideLayers() { //v3.0
	var i,p,v,obj,args=MM_showHideLayers.arguments;
	for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { 
		v=args[i+2];
		if (obj.style) { 
			obj=obj.style; 
			v=(v=='show')?'visible':(v='hide')?'hidden':v; 
		}
		obj.visibility=v; 
	}
}

function ClearMenus() {
	for (i=1; i<=9; i=i+1) {
		MM_showHideLayers('menu_'+i,'','hide');
	}
}

function ShowMenu(i) {
	ClearMenus();
	MM_showHideLayers('menu_'+i,'','show');
}


// -->