function isInteger (s)
{
	var i;

	if (isEmpty(s))
		if (isInteger.arguments.length == 1) return 0;
		else return (isInteger.arguments[1] == true);
	for (i = 0; i < s.length; i++)
	{
		var c = s.charAt(i);
		if (!isDigit(c)) return false;
	}
	return true;
}
function isEmpty(s)
{
	return ((s == null) || (s.length == 0))
}
function isDigit (c)
{
	return ((c >= "0") && (c <= "9"))
}
function formValidator(type){
	if(type=="comment"){
		nume = document.getElementById('commentname');
		email = document.getElementById('commentemail');
		text = document.getElementById('commenttext');
		
		document.getElementById('errorname').style.visibility = "hidden";
		document.getElementById('erroremail').style.visibility = "hidden";
		document.getElementById('errortext').style.visibility = "hidden";
		document.getElementById('errortext').style.display = "none";

		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;

		if (isEmpty(nume.value)){
			document.getElementById('errorname').style.visibility = "visible";
			nume.focus();
			return (false);
		}
		if (isEmpty(email.value)){
			document.getElementById('erroremail').style.visibility = "visible";
			email.focus();
			return (false);
		} else if(reg.test(email.value) == false) {
			document.getElementById('erroremail').style.visibility = "visible";
			return false;
		}
		if (isEmpty(text.value)){
			document.getElementById('errortext').style.visibility = "visible";
			document.getElementById('errortext').style.display = "block";
			text.focus();
			return (false);
		}
	}
	return (true);
}
function valbaza(id, text){
	if (id.value == ""){
		id.value = text;
	}
}
function valnula(id, text){
	if (id.value == text){
		id.value = "";
	}
}
var currLayerId = "text0";
function togLayer(id){
	if(currLayerId) setDisplay(currLayerId, "none");
	if(id)setDisplay(id, "block");
	currLayerId = id;
}
function setDisplay(id,value){
	var elm = document.getElementById(id);
	elm.style.display = value;
}
var bustcachevar=1									//bust potential caching of external pages after initial request? (1=yes, 0=no)
var loadedobjects=""
var rootdomain="http://"+window.location.hostname
var bustcacheparameter=""

function ajaxpage(url, containerid){
	var page_request = false
	document.getElementById(containerid).innerHTML = "<div id='loading'><img src='img/common/loading.gif'></div>";
	if (window.XMLHttpRequest)						// if Mozilla, Safari etc
		page_request = new XMLHttpRequest()
	else if (window.ActiveXObject){					// if IE
		try {
			page_request = new ActiveXObject("Msxml2.XMLHTTP")
		} 
		catch (e){
			try{
				page_request = new ActiveXObject("Microsoft.XMLHTTP")
			}
			catch (e){}
		}
	} else return false
	page_request.onreadystatechange=function(){
		loadpage(page_request, containerid)
	}
	if (bustcachevar)								//if bust caching of external page
		bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
	page_request.open('GET', url+bustcacheparameter, true)
	page_request.send(null)
}

function loadpage(page_request, containerid){
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)){
		document.getElementById(containerid).innerHTML=page_request.responseText;
		togLayer('text0');
		initLytebox();
	}
}

function loadobjs(){
	if (!document.getElementById)
		return
	for (i=0; i<arguments.length; i++){
		var file=arguments[i]
		var fileref=""
		if (loadedobjects.indexOf(file)==-1){		//Check to see if this object has not already been added to page before proceeding
			if (file.indexOf(".js")!=-1){			//If object is a js file
				fileref=document.createElement('script')
				fileref.setAttribute("type","text/javascript");
				fileref.setAttribute("src", file);
			} else if (file.indexOf(".css")!=-1){	//If object is a css file
				fileref=document.createElement("link")
				fileref.setAttribute("rel", "stylesheet");
				fileref.setAttribute("type", "text/css");
				fileref.setAttribute("href", file);
			}
		}
		if (fileref!=""){
			document.getElementsByTagName("head").item(0).appendChild(fileref)
			loadedobjects+=file+" "					//Remember this object as being already added to page
		}
	}
}