function Photo(filename) {
    this.filename = filename;
}


var allPhotos = new Array(
    new Photo("Blue-Mosque.jpg"),
 new Photo("blue-mosque-inside.jpg"),
 new Photo("Aya-Sofia.jpg"),
 new Photo("Aya-Sofia-2.jpg"),
 new Photo("Aya-Sofia-mosaic.jpg"),
 new Photo("Aya-Sofia-canvas.jpg"),
 new Photo("galata-tower.jpg"),
 new Photo("spice-bazaar.jpg"),
 new Photo("bread-woman.jpg"),
 new Photo("soccer-mania.jpg"),
 new Photo("medieval-ottoman-band.jpg"),
 new Photo("Rustem-Pasa-Mosque.jpg"),
 new Photo("Topkapi-palace-tile.jpg"),
 new Photo("Topkapi-palace-tom.jpg"),
 new Photo("peeping-tom.jpg"),
 new Photo("cistern.jpg"),
 new Photo("suleymaniye-mosque.jpg"),
 new Photo("bosphorus-bridge.jpg"),
 new Photo("bosphorus-fort.jpg"),
 new Photo("bosphorus-ty.jpg"),
 new Photo("bosphorus-tom.jpg")
 );

var maxWidth  = 598;
var maxHeight = 400;