function addOption(selectbox,text,value )
	{
		var optn = document.createElement("OPTION");
		optn.text = text;
		optn.value = value;
		selectbox.options.add(optn);
	}
	
	
	function setSelectedIndexByValue(selectbox,value){
		var i=0;
		numar_optiuni = selectbox.length;
		for(i=0;i<numar_optiuni;i++){
			option = selectbox.options[i];
			if(option.value==value){
				selectbox.selectedIndex=i;
				return;
			}
		}
		//selectbox.selectedIndex=0;
	}
	function setIndexesFromValues(selectbox,values){
		var i=0;
		numar_optiuni = selectbox.length;
		numar_valori = values.length;
		for(i=0;i<numar_optiuni;i++){
			for(j=0;j<numar_valori;j++){
				option = selectbox.options[i];
				value = values[j];
				if(option.value==value){
					selectbox.options[i].selected = true;
				}
			}
		}
	}

	function updateTipImobil(tipuri)
	{	
		tipuri_selectate = tipuri.evalJSON();
		setIndexesFromValues($("filterClassic_TIP_IMOBIL_FILTER"),tipuri_selectate);
	}
	
	function updateZone()
	{	
/*		if(typeof zone_default != 'undefined'){
			if(zone_default.localeCompare("null")!=0)
				zone_selectate = zone_default.evalJSON();
			else 
				zone_selectate = {};
		} else {
			zone_selectate = {};
		}*/
		
		zone_selectate = {};
		
		$("filterClassic_ZONA").options.length = 0;
		$("filterClassic_ZONA").innerHTML='';
		
		//alert(tipImobil);
		var url='/oferte/index.php?screen=zone';
		url +="&filterClassic[TIP_IMOBIL_WORD_NEOCASA]="+$('filterClassic_TIP_IMOBIL_WORD_NEOCASA').options[$('filterClassic_TIP_IMOBIL_WORD_NEOCASA').selectedIndex].value;
		arr_imobil = $('filterClassic_TIP_IMOBIL_FILTER');
		length_imobil = $('filterClassic_TIP_IMOBIL_FILTER').length;
		for(i=0;i<length_imobil;i++){
			if(arr_imobil[i].selected==true){
				url +="&filterClassic[TIP_IMOBIL_FILTER][]="+arr_imobil[i].value;
			}
		}
		
		if($('filterClassic_TIP_TRANZ_1').checked) url +="&tip_tranz="+$('filterClassic_TIP_TRANZ_1').value;
		else if($('filterClassic_TIP_TRANZ_2').checked) url +="&tip_tranz="+$('filterClassic_TIP_TRANZ_2').value;
				
		new Ajax.Request(url, 
		{
				method:'get',
				onSuccess: function(transport)
				{
					
						var d = transport.responseText;
						//alert(d);
						//alert(1);
						try{
							var json = d.evalJSON();
						} catch(e){
							//alert(e);
						}
						//alert(2);
						if(d !='[]');
						/*{
							addOption($("filterClassic_ZONA"),"Alege zona","");
						}*/
						else 
						{
							addOption($("filterClassic_ZONA"),"Nu exista oferte","");	
						}
						//alert(1);
			
						var nume_zona='';
						for ( keyVar in json ) 
						{
							if(nume_zona != keyVar)
							{
								nume_zona = keyVar;
							
								objSelect=$("filterClassic_ZONA");
								optGroup = document.createElement('optgroup');
								optGroup.label = nume_zona;
								
							}
							for ( indx in  json[keyVar])
							{
								v = json[keyVar][indx];
								if(json[keyVar].hasOwnProperty(indx))
								{
									objOption=document.createElement("option");
									objOption.innerHTML = v;
									objOption.value = v;
									optGroup.appendChild(objOption)
								}
							}
							
							objSelect.appendChild(optGroup);

//							optGroup.appendChild(objOption);
												
						}
						
						//alert(zone_selectate);
						setIndexesFromValues($("filterClassic_ZONA"),zone_selectate);
							
						try{
							//alert(1);
							selcb.redraw();
							selcb1.redraw();							
						} catch(e){ alert(e); }
		
				}.bind(zone_selectate)
		});
		//alert($('filterClassic[ZONA][]_options').innerHTML);
	
	}