function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages(img) {
	if (document.images && (preloadFlag == true)) {
		if (img == 'keres_hazak') {
			document.getElementById('keres_hazak').src = "images/keres_hazak_a.jpg";
			document.getElementById('keres_hazak').width = keres_hazak_a.width;
			document.getElementById('keres_apartmanok').src = "images/keres_apartmanok.jpg";
			document.getElementById('keres_apartmanok').width = keres_apartmanok_x.width;
			document.getElementById('keres_villak').src = "images/keres_villak.jpg";
			document.getElementById('keres_villak').width = keres_villak_x.width;
			document.getElementById('mitkeres').value = 'haz';
		} else if (img == 'keres_villak') {
			document.getElementById('keres_villak').src = "images/keres_villak_a.jpg";
			document.getElementById('keres_villak').width = keres_villak_a.width;
			document.getElementById('keres_apartmanok').src = "images/keres_apartmanok_3.jpg";
			document.getElementById('keres_apartmanok').width = keres_apartmanok_y.width;
			document.getElementById('keres_hazak').src = "images/keres_hazak_3.jpg";
			document.getElementById('keres_hazak').width = keres_hazak_y.width;
			document.getElementById('mitkeres').value = 'villa';
		} else if (img == 'keres_apartmanok') {
			document.getElementById('keres_apartmanok').src = "images/keres_apartmanok_a.jpg";
			document.getElementById('keres_apartmanok').width = keres_apartmanok_a.width;
			document.getElementById('keres_hazak').src = "images/keres_hazak.jpg";
			document.getElementById('keres_hazak').width = keres_hazak_x.width;
			document.getElementById('keres_villak').src = "images/keres_villak.jpg";
			document.getElementById('keres_villak').width = keres_villak_x.width;
			document.getElementById('mitkeres').value = 'apartman';
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		keres_hazak_x = newImage("images/keres_hazak.jpg");
		keres_hazak_y = newImage("images/keres_hazak_3.jpg");
		keres_hazak_a = newImage("images/keres_hazak_a.jpg");
		keres_apartmanok_x = newImage("images/keres_apartmanok.jpg");
		keres_apartmanok_y = newImage("images/keres_apartmanok_3.jpg");
		keres_apartmanok_a = newImage("images/keres_apartmanok_a.jpg");
		keres_villak_x = newImage("images/keres_villak.jpg");
		keres_villak_a = newImage("images/keres_villak_a.jpg");
		preloadFlag = true;
		x = location.search.indexOf('mitkeres');
		if (x > -1) {
			mitkeres = location.search.substring(x+9, x+10);
			switch (mitkeres) {
				case (mitkeres='v'):
					changeImages('keres_villak');
					break;
				case (mitkeres='a'):
					changeImages('keres_apartmanok');
					break;
				default:
				
					break;
			}
		}
	}
}