createRequestObject = function()
{
	var obj;
	if(window.XMLHttpRequest)
	{
		obj = new XMLHttpRequest();
	}
	else if(window.ActiveXObject)
	{
		obj = new ActiveXObject("MSXML2.XMLHTTP");
	}
	return obj;
}


function showLoading(){
	document.getElementById('loading').style.zIndex  = "3";
	document.getElementById('loading').style.display  = "";
	document.getElementById('loading_bg').style.zIndex  = "3";
	document.getElementById('loading_bg').style.display  = "";
}
function getStiri(categorie,id,nr_cat){
	categorie = typeof(categorie) != 'undefined' ? categorie : '';
	var url="ajax/ajax.php?method=getStiri&categorie=" + categorie;
	var AjaxRequest = createRequestObject();
	AjaxRequest.onreadystatechange = function(){
	
		if(AjaxRequest.readyState == 0) { 
			showLoading();
		}
		if(AjaxRequest.readyState == 1) { 
			showLoading();
		}
		if(AjaxRequest.readyState == 2) { 
			showLoading();
		}
		if(AjaxRequest.readyState == 3) { 
			showLoading();
		}
		if(AjaxRequest.readyState==4)
		{
			document.getElementById('loading').style.zIndex  = "-3";
			document.getElementById('loading').style.display  = "";
			document.getElementById('loading_bg').style.zIndex  = "-3";
			document.getElementById('loading_bg').style.display  = "";
			//self.location="index.php?user="+ user +"&album="+nume;
			//alert('stiri ' + AjaxRequest.responseText);
			document.getElementById('ajax').innerHTML = AjaxRequest.responseText;
			document.getElementById('loading_bg').style.height = document.getElementById('ajax').offsetHeight+'px';
			
			//clasa
			for (i=1;i<=nr_cat+1;i++){
				$("#link"+i).removeClass("link-detalii-sel");
				$("#link"+i).addClass("link-detalii");
			}
			$("#link"+id).removeClass("link-detalii");
			$("#link"+id).addClass("link-detalii-sel");
					
		}
		
		
	}
	AjaxRequest.open("GET", url, true);
	AjaxRequest.send(null);
	
}