var ns6=document.getElementById&&!document.all?1:0

var head="display:''"
var folder=''

function expandit(curobj){
folder=ns6?curobj.nextSibling.nextSibling.style:document.all[curobj.sourceIndex+1].style
if (folder.display=="none")
folder.display=""
else
folder.display="none"
}

function displaydate(){
var mydate=new Date()
var year=mydate.getYear()
if (year < 1000)
year+=1900
var day=mydate.getDay()
var month=mydate.getMonth()
var daym=mydate.getDate()
if (daym<10)
daym="0"+daym
var dayarray=new Array("Ch&#7911; nh&#7853;t","Th&#7913 hai","Th&#7913 ba","Th&#7913 t&#432;","Th&#7913 n&#259;m","Th&#7913 s&#225;u","Th&#7913 b&#7843;y")
var montharray=new Array("01","02","03","04","05","06","07","08","09","10","11","12")
document.write(dayarray[day]+", "+daym+"-"+montharray[month]+"-"+year)
}
	function ng() {	 
var d = new Date()
var dd = d.getDate()
var gio = d.getHours()
if (gio<10)
gio="0"+gio
var ph = d.getMinutes()
if (ph<10)
ph="0"+ph
if (dd<10)
dd="0"+dd
var dm = d.getMonth() + 1 
if (dm<10)
dm="0"+dm
var dy = d.getFullYear()
 
var zz
zz = dm+"/"+dd+"/"+dy +" "+gio+":"+ph
return(zz);
   } 
         function ngvn(vng) {	 
var d = vng;
var dd = d.getDate()
if (dd<10)
dd="0"+dd
var dm = d.getMonth() + 1 
if (dm<10)
dm="0"+dm
var dy = d.getFullYear()
document.write( dd+"/"+dm+"/"+dy)
   } 

function newwin(strhref,w,h){
	var xwidth = w;
	var xheight = h;
	var left = (screen.availWidth - xwidth) / 2
	var top = (screen.availHeight - xheight) / 2
	window.open(strhref,"","resizable=yes,scrollbars=yes,directories=no,width="+xwidth+",height="+xheight+", menubar=no,toolbar=no, left="+left+", top="+top)
}