function change(wskaznik, id) {
	z = document.getElementById('tab'+id);
	x = document.getElementById('page');
	if ( z.style.display == 'none' )
	{
	    wskaznik.src = 'img/plik_up.gif';
		z.style.display='block';
		x.style.height = parseInt(x.style.height) + 250 + 'px';
	}
	else
	{
	    wskaznik.src = 'img/plik_down.gif';
		z.style.display='none';
		x.style.height = parseInt(x.style.height) - 250 + 'px';
	}
	
}

function expand(id) {
    obr = document.getElementById('imgar'+id);
    z = document.getElementById('tab'+id);
    x = document.getElementById('page');
    obr.src = 'img/plik_up.gif';
    z.style.display='block';
    x.style.height = parseInt(x.style.height) + 250 + 'px';
    return false;
}

function podmien(id) {
    obrazek = document.getElementById('big1');
    obrazek.src = 'nieruchomosci/mini/'+id;
}