document.observe('dom:loaded', function () { 
   if($('popupClose')) {
        $('popupClose').href="javascript:warningPopupClose()";
   }
});

function tekstikoko() {
    popup = new Element('div',{'id':'popup','onclick':'popupClose()'});
    popupContent = new Element('div',{'id' : 'tekstinkoko'});
    popupoverlay = new Element('div',{'id':'popupoverlay','onclick':'popupClose()'});
    closePopup = new Element('a',{'id':'popupClose', 'href':'javascript:popupClose()'});

                
    $(popupoverlay).setStyle({opacity: '0.7'});
    $$('body')[0].appendChild(popupoverlay);
    
    popupContent.update('Ctrl + hiiren rulla sekä ctrl ja +/- muuttavat tekstin kokoa.');
    popupContent.appendChild(closePopup);
    popup.appendChild(popupContent);
    $$('body')[0].appendChild(popup);

    
}

function popupClose() {
    $('popup').fade({duration: 0.2, afterFinish: function() {
     $('popup').remove();
     $('popupoverlay').remove();
    }});  
}

function warningPopupClose() {
    
    new Ajax.Request(location.href+'?closepopup', {method: 'get'});

    $('popup').fade({duration: 0.2, afterFinish: function() {
     $('popup').remove();
     $('popupoverlay').remove();
    }});
}

function openPosPagenum(page) {
	
	$$('ul.ulLayers').each(function(s) {
		s.hide();
	});
	
	$$('.pagenums a').each(function(s) {
		s.removeClassName('active');
	});
	pageNum = page - 1;
	$$('.pagenums a')[pageNum].addClassName('active');
	
	
	
	$('layer'+page).show();
	
}