//==================замена картинок в меню================
var n
function preloadImages() {
if (document.images) {
var imgFiles = preloadImages.arguments;
var preloadArray = new Array();

for (var i=0; i<imgFiles.length; i++) {
preloadArray[i] = new Image;
preloadArray[i].src = imgFiles[i];
}
}
}

function pic(nam,but){
if(!but){document.images[nam].src=n}
else {
n=document.images[nam].src
document.images[nam].src=but
}
}
//======================космонавт=============================
function setUpVolkov()  {
document.getElementById('volkovLarge').style.visibility='visible';
document.getElementById('volkov').style.visibility='hidden';
document.getElementById('vlk').style.cursor='pointer'
}
function setDownVolkov()        {
document.getElementById('volkovLarge').style.visibility='hidden';
document.getElementById('volkov').style.visibility='visible';
document.getElementById('vlkSmall').style.cursor='pointer'
}
//======================фотосессия=============================
var idCell;
bigpicArray=new Array();
bigpicArray['photo2']="images/021.gif";
bigpicArray['photo3']="images/031.gif";
bigpicArray['photo12']="images/121.gif";
bigpicArray['photo21']="images/211.gif";
bigpicArray['photo9']="images/091.gif";
bigpicArray['photo13']="images/131.gif";
bigpicArray['photo22']="images/221.gif";
bigpicArray['photo28']="images/281.gif";
function insImg(ins)    {
idCell=ins;
window.document.images.pict.src=bigpicArray[idCell];
document.getElementById('photos').style.visibility='visible';
document.getElementById('home_page').style.visibility='hidden';
}
function showPhotos()   {
window.document.images.pict.src='images/onePic.gif';
document.getElementById('photos').style.visibility='hidden';
document.getElementById('home_page').style.visibility='visible';
}

//====================sound=====================================
function nnSoundOn()    {
document.getElementById('sound').style.visibility='hidden';
document.getElementById('sound_nn').style.visibility='visible';
}