function popPhoto(photo) {
	var screenW = 640, screenH = 480;
	if (parseInt(navigator.appVersion)>3) {
 		screenW = screen.width;
 		screenH = screen.height;
	}
	var left = (screenW - 620) / 2;
	var top = (screenH - 440) / 2;
	var popup = window.open("foto.html?photo=" + photo, "", "width=620,height=440,left=" + left + ",top=" + top);
}

function getQuery(variable) {
	var query = window.location.search.substring(1);
	var vars = query.split("&");
	for (var i=0;i<vars.length;i++) {
		var pair = vars[i].split("=");
		if (pair[0] == variable) return pair[1];
	}
}

function loadPhoto() {
	document.getElementById("photo").src = "photos/" + getQuery("photo");
}