function layerStyle(layerObject)
{
if(layerObject.style) return layerObject.style; //доступ через style
return layerObject; //доступ без style
}

function descript(despage,tk,dtitle) 
{
 descriptWindow=window.open(despage, tk, 'width=840, height=640, scrollbars=yes, resizable=yes, dependent=yes'); descriptWindow.focus();
}

function movelayers(doc)
{
 var wid = doc.body.offsetWidth;
 if(!wid) wid = doc.width;
 var lft = (/*document.body.offsetWidth*/wid-1000)/2;
 if(lft<0) lft = 0;
 layerStyle(doc.getElementById("layerbg")).left = lft+'px';
 layerStyle(doc.getElementById("layermain")).left = lft+'px';
}

function start(doc)
{
var intro = doc.getElementById("intro");
var body = doc.getElementById("body");
}

function startmain(doc)
{
var layermain = doc.getElementById("layermain");
layerStyle(doc.getElementById("layermain")).visibility = "hidden";
}

function startbg(doc)
{
var layerbg = doc.getElementById("layerbg");
layerStyle(doc.getElementById("layerbg")).visibility = "hidden";
}

function finish(doc)
{
layerStyle(doc.getElementById("intro")).display = "none";
layerStyle(doc.getElementById("layerbg")).visibility = "visible";
layerStyle(doc.getElementById("layermain")).visibility = "visible";
// Проверка версии флеш
var so = new SWFObject("/ecvo.swf","ecvo","1000","148","8","");
so.write("flashcontent");
}