try {
	window.addEvent('domready', function(){
	
		var login = $('login');
		var pass = $('haslo');
		
		function clean(e){
			var force = (e ? true : false);
			
			if (login) {
				if (force || login.get('value').length > 0) 
					login.style.backgroundImage = 'none';
			}
			
			if (pass) {
				if (force || pass.get('value').length > 0) 
					pass.style.backgroundImage = 'none';
			}
		}
		
		if (login && pass) {
			login.addEvent('focus', clean);
			pass.addEvent('focus', clean);
		}
		
		clean();
	});
}
catch(e){}