var NN6 = (document.getElementById)? true:false;
var tmp_layer = "";
var alltimer = null;
function MM_findObj(n, d) { //v3.0
	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 (NN6) x = document.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) {
		if (args[i+2] == 'show' && tmp_layer != "") {
			clearTimeout(alltimer);
			MM_showHideLayers(tmp_layer, '', 'hide');
		} else {
			tmp_layer = "";
		}
		v=args[i+2];
		if (obj.style){
			obj=obj.style;
			v=(v=='show')?'visible':(v='hide')?'hidden':v;
		}
		obj.visibility=v;
	}
}
function delay_hide(){
	tmp_arr = delay_hide.arguments;
	tmp_layer = tmp_arr[0];
	alltimer = setTimeout("MM_showHideLayers(tmp_arr[0], tmp_arr[1], tmp_arr[2])", 0);
}
function killtimer(){
	if(alltimer !=null){
		clearTimeout(alltimer);
		alltimer = null;
	}
}