function ellenor_2(text){
        var ok=true;
        if($('terem_nev').value=='') ok=false;
        if($('terem_email').value=='') ok=false;
        if($('terem_tel').value=='') ok=false;
        if($('terem_datum').value=='') ok=false;
        if($('terem_cel').value=='') ok=false;
        if(!ok){
            alert(text);
            return false;
        }else{
            return true;
        }
	}
	
	function ellenor_1(text){
        var ok=true;
        if($('cimzett').value=='') ok=false;
        if($('cimzett_nev').value=='') ok=false;
        if($('felado').value=='') ok=false;
        if($('felado_nev').value=='') ok=false;
        if(!ok){
            alert(text);
            return false;
        }else{
            return true;
        }
	}
	
	
	function chkep(img){
        $('kepeslap_kep').src=img;
        if($('kuld_kep'))$('kuld_kep').value=img;
	}
	
	function keress(lang,keyword){
        var z='';
        if(!lang){var lang='hu';}
        if(!keyword){
            z = $('keyword').value;
        }else{
           z = keyword;     
           ajax('keres.php?keyword='+keyword,'Keresési találatok');
           return true;      
        }
        if(z.length<3){
            switch(lang){
                case 'hu':    
                default:
                    alert('Kérem írjon be egy lagalább 3 betűs kulcsszót!');
                break;
            }
            return false;
        }else{
            $('fejlec_cim').innerHTML='Keresési találatok';
            $('tartalom').innerHTML='<center><img src="img/ajax_loading_1.gif" style="margin-top:100px;"></center>';
            ajax_post('kereso','tartalom');
            return true;
        }
    }
    
    function makeBack(keyword){
        $('fejlec_cim').innerHTML="<a href='javascript:void(0)' onClick=\"keress('hu','"+keyword+"');\">Vissza a találatokhoz</a>";
    }

	function disableEnterSubmit(e){
		var key;
		if(window.event){
			key = window.event.keyCode;
		}else{
			key = e.which;
		}
		if( key == 13 ){
			return false;
		}else{
			return true;
		}
	}

	function ajax_post(form,target,scroll){
        if(scroll) window.scrollTo(0,0);
        if(!target)target='tartalom';
            $(form).set('send', {evalscripts:true, onComplete: function(response) {
            $(target).set('html', response);
        }});
        $(form).send();
        return true;
	}
	
	function startGallery() {
			var myGallery = new gallery($('myGallery'), {
				timed: false,
				useReMooz: true,
				embedLinks: false
			});
	}
	
	function ajax(url,cimke,target,noloading){
		if(!target)target='tartalom';
		if(!noloading)noloading=false;
		if(cimke)$('fejlec_cim').innerHTML=cimke;
		window.scrollTo(0,0);
		if(!noloading){
            $(target).innerHTML='<center><img src="img/ajax_loading_1.gif" style="margin-top:100px;"></center>';
        }
		new Request.HTML({url:url,evalScripts:true,async:false,
			onSuccess: function(html) {
				$(target).set('text', '');
				$(target).adopt(html);
			},
			onFailure: function() {
				$(target).set('text', url+' not found.');
			}
		}).send();
		if($('myGallery')) startGallery();
	}

	function langPager(azonosito,nyelv){
		document.getElementById('tartalom_'+azonosito+'_hu').style.display="none";
		document.getElementById('tartalom_'+azonosito+'_en').style.display="none";
		document.getElementById('tartalom_'+azonosito+'_de').style.display="none";
		document.getElementById('tartalom_'+azonosito+'_'+nyelv).style.display="";
		document.getElementById('button_'+azonosito+'_hu').disabled=false;
		document.getElementById('button_'+azonosito+'_en').disabled=false;
		document.getElementById('button_'+azonosito+'_de').disabled=false;
		document.getElementById('button_'+azonosito+'_'+nyelv).disabled=true;
	}
	
	
	function popup(link,neve){ 
  		window.open(link,neve,'directories=no,scrollbars=yes,menubar=no,toolbar=no,location=no,width=830,height=560');
	}

	function is_array(input){
    	return typeof(input)=='object';
  	}

	function createSel(array,selected,level){
		var level = (level == null) ? 1 : level;

		for (var i in array){
			if (i=="0") continue;
			if(is_array(array[i])){
				document.write('<optgroup title="'+i+'" label="'+i+'" class="og_lvl'+level+'">');
				createSel(array[i],selected,level+1);
				document.write('</optgroup>');
			}else{
				document.write('<option value="'+i+'" ');
				if(i == selected) document.write('SELECTED');
				document.write('> '+array[i]+'</option>');
			}
		}
	}