function MM_reloadPage(init) {
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.0
  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(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_pI() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_pI.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_sI() { //v3.0
  var i,j=0,x,a=MM_sI.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_sIR() {
  var i,x,a=document.MM_sr; 
  for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) 
  {
	  x.src=x.oSrc;
	  alert(a[0]);
  }
} 

function journality_popup(URL,popW, popH, scroll)
{
 var winleft = (screen.width - popW) / 2;
 var winUp = (screen.height - popH) / 2;
 winProp = 'width='+popW+',height='+popH+',left='+winleft+',top='+winUp+',scrollbars='+scroll+'';
 Win = window.open(URL,'edunet_pop', winProp);
}


function new_popup(URL,popW, popH, scroll)
{
 var winleft = (screen.width - popW) / 2;
 var winUp = (screen.height - popH) / 2;
 winProp = 'width='+popW+',height='+popH+',left='+winleft+',top='+winUp+',scrollbars='+scroll+'';
 Win = window.open(URL,'edunet_pop', winProp);
}

function newwindow(url, x, y)
{
var xc=Math.floor((screen.width-x)/2);
var yc=Math.floor((screen.height-y)/2)-24; 
window.open("img/ref" + url,"","toolbar=0,location=0,directories=0,menuBar=0,scrollbars=0,resizable=0,width=" + x +",height="+ y + ",left="+xc+",top="+yc+"");
}

function menuNAV(cat_id) 
{
	if(prev_cat_div!= '') {
		document.getElementById(prev_cat_div).style.display = 'none';
	}
	document.getElementById('cat-'+cat_id).style.display = 'inline';
	prev_cat_div = 'cat-'+cat_id;
}
var prev_cat_div = 'cat-8';


function Galeria(gal_id) 
{
	if(prev_gal_div != '') {
		document.getElementById(prev_gal_div).style.display = 'none';
	}
	document.getElementById('gal-'+gal_id).style.display = 'inline';
	prev_gal_div = 'gal-'+gal_id;
}
var prev_gal_div = 'gal-1';

function Nyito(nyit_id) 
{
	if(prev_nyit_div != '') {
		document.getElementById(prev_nyit_div).style.display = 'none';
	}
	document.getElementById('nyit-'+nyit_id).style.display = 'inline';
	prev_nyit_div = 'nyit-'+nyit_id;
}
var prev_nyit_div = 'nyit-1';


var c=1;
var t;
var k;
var timer_is_on=0;

function timedCount(k)
{
	if(k) c=k;
	Nyito(c);
	if(c==8) c=1; else c=c+1;
	t=setTimeout("timedCount()",6000);
}

function doTimer()
{
	if (!timer_is_on)
	{
		timer_is_on=1;
		timedCount();
	}
}

function stopCount()
{
clearTimeout(t);
timer_is_on=0;
}


var timeout	= 500;
var closetimer	= 0;
var ddmenuitem	= 0;

// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}



function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}


	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}