<!--

//JavaSript: Změna obrázků (Roll - Over), copyright Dextella-Design, 18.11.2001
																					
historieSboruOver = new Image ();
historieSboruOver.src = "../img/buttons/historie_sboru_active.gif";
coZpivameOver = new Image ();
coZpivameOver.src = "../img/buttons/co_zpivame_active.gif";
cehoSeUcastnimeOver = new Image ();
cehoSeUcastnimeOver.src = "../img/buttons/ceho_se_ucastnime.gif";
planovanaVystoupeniOver = new Image ();
planovanaVystoupeniOver.src = "../img/buttons/planovana_vystoupeni_active.gif";
obsazeniOver = new Image ();
obsazeniOver.src = "../img/buttons/obsazeni_active.gif";
informaceProClenyOver = new Image ();
informaceProClenyOver.src = "../img/buttons/informace_pro_cleny_active.gif";
KontaktyOver = new Image ();
KontaktyOver.src = "../img/buttons/kontakty_active.gif";

function ZmenaObrazku (NazevObrazku , SrcNovehoObrazku)

{ document.images[NazevObrazku].src = SrcNovehoObrazku }

//JavaSript: Výsuvné menu, copyright Dextella-Design, 14.10.2002

var Intg = null;
var OnSubMenuIndicator = false;
																					
var SubMenus = new Array ("submenu-ceho-se-ucastnime" , "submenu-obsazeni");
var SubMenusImg = new Array ("ceho_se_ucastnime" , "obsazeni");
var SubMenusImgSrc = new Array ("../img/buttonsE/ceho_se_ucastnime_deactive.gif" , "../img/buttonsE/obsazeni_deactive.gif");
																					
function AnimateSubMenu (SubMenu , NumFrames , BlockOfFrames , TimePerFrame)
{
if (!document.all && !window.opera && document.getElementById) document.getElementById(SubMenu).style.clip = 'rect(auto auto auto auto)';
if (document.all && !window.opera) document.getElementById(SubMenu).style.clip = 'rect(auto auto 0px auto)';
if (window.opera) document.getElementById(SubMenu).style.clip = 'rect(auto auto auto auto)';

var Frame = 0;
var IntervalID = setInterval (DisplayNextFrame , TimePerFrame);

function DisplayNextFrame ()
{
if (Frame > NumFrames) {clearInterval (IntervalID); return;}

if (!document.all && !window.opera && document.getElementById) document.getElementById(SubMenu).style.clip = 'rect(auto auto auto auto)';
if (document.all && !window.opera) document.getElementById(SubMenu).style.clip = 'rect(auto auto ' + Frame + 'px auto)';
if (window.opera) document.getElementById(SubMenu).style.clip = 'rect(auto auto auto auto)';

Frame+=BlockOfFrames;
}
}
																					
function ShowSubMenu (SubMenu , Height  , BlockOfFrames , NazevObrazku , SrcNovehoObrazku)
{
clearInterval (Intg);
if (document.getElementById(SubMenu).style.visibility == "hidden")
{
for (var Index = 0 ; Index < SubMenus.length ; Index++)
{
document.getElementById(SubMenus[Index]).style.visibility = "hidden";
ZmenaObrazku (SubMenusImg[Index] , SubMenusImgSrc[Index]); 
}
ZmenaObrazku (NazevObrazku , SrcNovehoObrazku)
document.getElementById(SubMenu).style.visibility = "visible";
AnimateSubMenu (SubMenu , Height , BlockOfFrames ,1);
}
}

function HideSubMenu (SubMenu , NazevObrazku , SrcNovehoObrazku)
{
Intg = setInterval (HideSubMenuPause , 200)
OnSubMenuIndicator = false;
function HideSubMenuPause ()
{
ZmenaObrazku (NazevObrazku , SrcNovehoObrazku)
document.getElementById(SubMenu).style.visibility = "hidden";
}
}

function OnSubMenu (SubMenu)
{
clearInterval (Intg);
OnSubMenuIndicator = true;
}

//JavaSript: Otevírání PopUp okna s obrázkem, copyright Dextella-Design, 02.10.2003

var imageName = "";
var imageSource = "";
var newImage = new Image();
var newWindow = null

function imagePopUp(parameterImageName , parameterImageSource)
{
if (newWindow) {newWindow.close(); newWindow = null}

imageName = parameterImageName;
imageSource = parameterImageSource;

newImage.src = imageSource;

newImage.onload = imagePopUpLoad;
}

function imagePopUpLoad()
{
var screenWidth = screen.availWidth;
var screenHeight = screen.availHeight;
var popUpWidth = newImage.width + 50;
var popUpHeight = newImage.height + 50;

var leftPosition = (screenWidth / 2) - (popUpWidth / 2);
var topPosition = (screenHeight / 2) - (popUpHeight / 2);

newWindow = window.open ("about:blank" , null , "left=" + leftPosition + ", top=" + topPosition + ", width=" + popUpWidth + ", height=" + popUpHeight + ", location=no , menubar=no , toolbar=no , status=no , directories=no , scrollbars=no , resizable=no");

newWindow.document.write("<html><head><title>" + imageName + "</title></head><body style='margin: 0px;' bgcolor='#97b1d0'><table style='width: 100%; height: 100%;' border='0' cellpadding='0' cellspacing='0'><tr><td align='center' valign='middle'><a href='#' onclick='window.close();'><img style='border: 1px solid #ffffff;' src=" + imageSource + " alt='klikni pro zavření okna' border='0'></a></td></tr></table></body></html>");
}

//-->