function check_number(e)
	{
		var ns = (navigator.appName == "Netscape");

		if(ns) var key_index = e.which;
		else var key_index = window.event.keyCode;

		// status = 'key pressed = '+key_index;
		// only allow numbers and backspace
		if((key_index>47 && key_index<58) || key_index==0 || key_index==8)
		return true;
		else
		return false;
	}	
	
	function popupWindow(url,w,h) {

		windowprops = "height="+h+",width="+w+",location=no,scrollbars=no,menubar=no,toolbar=no,resizable=no,titlebar=no,status=no"

	 	window.open(url, "Picture" + w + h, windowprops);
	}
	
	function popupPhotoWindow(url,w,h) {

		windowprops = "height="+h+",width="+w+",location=no,scrollbars=yes,menubar=no,toolbar=no,resizable=yes,titlebar=no,status=no"

	 	window.open(url, "Picture" + w + h, windowprops);
	}
	
	function popupScrolerWindow(url,w,h) {
		windowprops = "height="+h+",width="+w+",location=no,scrollbars=yes,menubar=no,toolbar=no,resizable=yes,titlebar=no,status=no";
	 	window.open(url, "Picture" + w + h, windowprops);
	}
	
	function autoResize() {
		if (window.document.getElementById("toptable").offsetWidth > 449) {
			window.resizeTo(window.document.getElementById("toptable").offsetWidth+10,500);
		}
		if (window.document.getElementById("toptable").offsetWidth < 450) {
			window.resizeTo(450,500);
		}
	}
		
	function imgDoubleError(jdocid,picid) 		 
	{
		jdocid.src = 'article_images/empty.gif'
	}
			
	function imgErrorFunc(jdocid) 
	{   
		jdocid.src = 'article_images/empty.gif';
	}
	function imgArticleErrorFunc(jdocid) 
	{   
		jdocid.src = 'article_images/empty.gif';
	}
	function expandNode(oSubItems)
	{
		if (oSubItems.style.display == "none")	{
			oSubItems.style.display = "block"
		
		} else {
		    oSubItems.style.display = "none";
		}
	}
	
	function checkCheckBox(f)	{
	
		if (f.agree.checked == false )
			{
				alert('Potrdite, da se strinjate s splošnimi pogoji!');
				return false;
			}
		else
			return true;
	}
	
	// rolldown banner: start
	
	//variables
	var stepx
	var stepy
	var counter
	var timerid
	
	// reset rolldown banner variables for rolldown banner
	function resetRolldownBannerVariables() 
	{
	    
	    //variables
		stepy=0
		stepx=0
		counter=0
		imgwidth=400;  // banner width, in pixels
		imgheight=284;  // banner height, in pixels
		horz=".pixelLeft";
		vert=".pixelTop";
		docStyle="";
		styleDoc=".style";
		innerW="document.body.clientWidth";
		innerH="document.body.clientHeight";
		offsetX="document.body.scrollLeft";
		offsetY="document.body.scrollTop";
	}

    // move rolldown banner
	function moveRolldownBanner() 
	{
	
	    //rolldown banner object name
	    rolldownbannerobjectname = "rolldownbanner";
	    
	    //variables
	    var availableX=eval(innerW);
	    var availableY=eval(innerH);
	    var currentX=eval(offsetX);
	    var currentY=eval(offsetY);

        //increment counter
	    counter++

        // dimension x
	    x = availableX - (availableX / 2)
	
        //borders
	    if (counter > 50)  { stepy = 1  }
	    if (counter > 532) { stepy = 0  }
	    if (counter > 900) { stepy = -3 }

        // dimension y
	    y = document.getElementById(rolldownbannerobjectname).offsetTop + stepy
	    if (counter < 50) { y = -245 }
	
    	//move
    	evalMove(rolldownbannerobjectname);
    	
    	//set itmer
	    timerid = setTimeout("moveRolldownBanner()",3);
	
	}
	
	//eval move
	function evalMove(rolldownbannerobjectname) 
	    {
	        eval(docStyle + rolldownbannerobjectname + styleDoc + horz + "=" + x);
	        eval(docStyle + rolldownbannerobjectname + styleDoc + vert + "=" + y);
	    }
	
	// rolldown banner: end
	
	
	function bookmark(bookmarkurl,bookmarktitle){
	if (document.all)
		window.external.AddFavorite(bookmarkurl,bookmarktitle)
	}
	

    
// menu jscript file

// menu bar
Menu = {timer : null, current : null};
Menu.getStyle = function(name){
	if(document.getElementById) return document.getElementById(name).style;
	else if(document.all) return document.all[name].style;
	else if(document.layers) return document.layers[name];
}
Menu.show = function(name,menuname){
	if(this.timer) clearTimeout(this.timer);
	this.getStyle(name).visibility = "visible";
	this.current = name;
	setPosition(this, name, menuname, 0, 187); //set position
}
Menu.hide = function(){
	this.timer = setTimeout("Menu.doHide()",300);
}
Menu.doHide = function(){
	if(this.current){
		this.getStyle(this.current).visibility = "hidden";
		this.current = null;
	}
}

// menu bar secondary level
Menui = {timer : null, current : null};
Menui.getStyle = function(name){
	if(document.getElementById) return document.getElementById(name).style;
	else if(document.all) return document.all[name].style;
	else if(document.layers) return document.layers[name];
}
Menui.show = function(name, menuname){
	if(this.timer) clearTimeout(this.timer);
	this.getStyle(name).visibility = "visible";
	this.current = name;
	setPosition(this, name, menuname, 18, -1); //set position
}
Menui.hide = function(){
	this.timer = setTimeout("Menui.doHide()",300);
}
Menui.doHide = function(){
	if(this.current){
		this.getStyle(this.current).visibility = "hidden";
		this.current = null;
	}
}

// first page about menu bar
Menuii = {timer : null, current : null};
Menuii.getStyle = function(name){
	if(document.getElementById) return document.getElementById(name).style;
	else if(document.all) return document.all[name].style;
	else if(document.layers) return document.layers[name];
}
Menuii.show = function(name,menuname){
	if(this.timer) clearTimeout(this.timer);
	this.getStyle(name).visibility = "visible";
	this.current = name;
	setPosition(this, name, menuname, 21, -6); //set position
}
Menuii.hide = function(){
	this.timer = setTimeout("Menuii.doHide()",300);
}
Menuii.doHide = function(){
	if(this.current){
		this.getStyle(this.current).visibility = "hidden";
		this.current = null;
	}
}

//set object position
function setPosition(obj, name, menuname, offsetTop, offsetLeft)
{
    
    //declare
    var top = 0;
    var left = 0;
    var anchor, layer, scroll, height, parenttop, space;
	
	if (document.getElementById)//N6,IE6
	{
		anchor = document.getElementById(menuname);
		layer = document.getElementById(name).offsetHeight;
	}
	else	if (document.all)//IE4,IE5
	{
		anchor = document.all(menuname);
		layer = document.all(name).clientHeight;
	}
	while (anchor.offsetParent != null)
	{
		top += anchor.offsetTop;
		left += anchor.offsetLeft;
      	anchor = anchor.offsetParent;
	}
	if (document.all)//IE4+
	{
		scroll = document.body.scrollTop;
		height = document.body.clientHeight;
	}
	else//N6
	{
		scroll = window.pageYOffset;
		height = window.innerHeight;
	}
	parenttop = top - scroll;
	space = height - parenttop;
	if (space > layer){	top = top; } else {	top = top - layer + 21;	}
 
    //set position
    obj.getStyle(name).top = top + offsetTop;
	obj.getStyle(name).left = left+ offsetLeft;  
 
    //return
    return obj
}

//get style by browser
function getStyle(name)
{
	if(document.getElementById) return document.getElementById(name).style;
	else if(document.all) return document.all[name].style;
	else if(document.layers) return document.layers[name];
}