function Main()
{
  centralise('BgWhite', 'BodyDiv');
  centralise('Develec', 'BodyDiv');
  centralise('MenuBar', 'BodyDiv');

  document.getElementById('oDiv').style.visibility = 'visible';
  document.getElementById('oDiv1').style.visibility = 'hidden';
  document.getElementById('RText').style.visibility = 'hidden';
  document.getElementById('TopBarHome').style.visibility = 'hidden';
  document.getElementById('SiteText').style.visibility = 'hidden';
  document.getElementById('AdtherapySmall').style.visibility = 'hidden';
  document.getElementById('Replay').style.visibility = 'hidden';
  document.getElementById('MenuBar').style.visibility = 'hidden';

  window.setTimeout('show("RText", 50)', 3000);
  window.setTimeout('show("TopBarHome", 100)', 12000);
  window.setTimeout('show("MenuBar", 50)', 15000);
  //window.setTimeout("hide('SiteText', 50)", 12000);
  window.setTimeout('hide("oDiv1", 100)', 8000);
  window.setTimeout('hide("RText", 20)', 14000);
  window.setTimeout('show("SiteText", 50)', 15000);
  window.setTimeout('show("Replay", 30)', 16000);
  hide('oDiv', 100);
  show('oDiv1', 50);
  show('AdtherapySmall', 100);
}



function fnToggle()
{
    BgOffWhite.filters[0].Apply();                   
    oDiv.innerHTML = '<img alt="" src="R.gif" width="381" height="55" >';
    AdtherapySmall.style.visibility = 'visible'; 
    BgOffWhite.filters[0].Play();

    RText.filters[0].Apply();                   
    RText.style.visibility = 'visible'; 
    RText.filters[0].Play();

    window.setTimeout('fnTopBarHome()', 6000, 'JSCRIPT');
    window.setTimeout('fnSiteText()', 10000, 'JSCRIPT');
}    
function fnCentralise()
{
	BgWhite.style.left = BodyDiv.offsetWidth / 2 - BgWhite.offsetWidth / 2; 
	Develec.style.left = BodyDiv.offsetWidth / 2 - Develec.offsetWidth / 2; 
}
function fnTopBarHome()
{
    TopBarHome.filters[0].Apply();                   
    TopBarHome.style.visibility = 'visible'; 
    TopBarHome.filters[0].Play();

    RText.filters[0].Apply();                   
    RText.style.visibility = 'hidden'; 
    RText.filters[0].Play();
}
function fnSiteText()
{
    SiteText.filters[0].Apply();                   
    SiteText.style.visibility = 'visible'; 
    SiteText.filters[0].Play();

    oDiv.filters[0].Apply();                   
    oDiv.style.visibility = 'hidden'; 
    oDiv.filters[0].Play();
}

//---------------------------------------------------------
function centralise( id, par )
{
    var elem = document.getElementById( id );
    var parelem = document.getElementById(par); 
//    elem.style.left = parelem.clientWidth / 2 - elem.clientWidth / 2;

    elem.posLeft = parelem.offsetWidth / 2 - elem.offsetWidth / 2;
    
}
function show( id, fadeTime ) 
{
    var elem = document.getElementById( id );
    elem.style.visibility = 'visible';
    if( supportsOpacity( elem )) 
    {
        // first set 0% opacity to make it completely transparent
        setOpacity( elem, 0 );
        // when we set display = "block" it's still invisible
        elem.style.display = "block";
        // call the function to gradually increase opacity
        fadeIn( id, fadeTime );
    } 
    else 
    {
        // can't modify opacity, so just make it visible...
        elem.style.display = "block";
    }
}
function hide( id, fadeTime ) 
{
    var elem = document.getElementById( id );
    if( supportsOpacity( elem )) 
    {
        // first set 0% opacity to make it completely Opaque
				if (elem.style.visibility == 'visible')
				{ 
        	setOpacity( elem, 1 );
        };
        // when we set display = "block" it's still invisible
        elem.style.display = "block";
        // call the function to gradually increase opacity
        fadeOut( id, fadeTime );
    } 
    else 
    {
        // can't modify opacity, so just make it visible...
        elem.style.display = "block";
    }
}
function supportsOpacity( el ) 
{
    if ( el.style.opacity != undefined )
        return true;
    if( el.style.MozOpacity != undefined )
        return true;
    if ( el.style.filter != undefined )
        return true;
    return false;
}
function setOpacity( el, opaciLevel ) {
    if ( el.style.opacity != undefined ) 
    {
        el.style.opacity = opaciLevel;
    } 
    else if ( el.style.MozOpacity != undefined ) 
    {
        el.style.MozOpacity = opaciLevel;
    } 
    else if ( el.style.filter != undefined ) 
    {
        var oplvl = Math.round(opaciLevel*100);
        el.style.filter="alpha(opacity=" + oplvl + ")";
    }
}
function fadeIn( id, fadeTime, currentOpacity ) 
{
    var counterLimit = fadeTime;
    var el = document.getElementById( id );
    el.style.visibility = 'visible'
    if ( !currentOpacity ) 
    {
        currentOpacity = 1;
    }
    if (currentOpacity > counterLimit ) 
    {
        el.style.visibility = 'visible'
        setOpacity(el, 1); 
        currentOpacity = 1;
        return;
    }
    setOpacity( el, ( currentOpacity/counterLimit ) );
    currentOpacity++;
    var func = "fadeIn( '" + id + "', " + fadeTime + ", "  + currentOpacity + ")";
    window.setTimeout( func, 50);
}
function fadeOut( id, fadeTime, currentOpacity ) 
{
    var counterLimit = fadeTime;
    var el = document.getElementById( id );
    if ( !currentOpacity ) 
    {
        el.style.visibility = 'visible'
        currentOpacity = counterLimit;
    }
    if (currentOpacity == 1 ) 
    {
        el.style.visibility = 'hidden'
        return;
    }
    setOpacity( el, ( (currentOpacity - 1)/counterLimit ) );
    currentOpacity--;
    var func = "fadeOut( '" + id + "', " + fadeTime + ", "  + currentOpacity + ")";
    window.setTimeout( func, 50);
}
//---------------------------------------------------------

function ShowAdvertMenu()
{
  document.getElementById('AdvertMenu').style.visibility = 'visible'
  document.getElementById('MarketMenu').style.visibility = 'hidden'
}
function HideAdvertMenu()
{
  document.getElementById('AdvertMenu').style.visibility = 'hidden'
}
function ShowMarketMenu()
{
  document.getElementById('AdvertMenu').style.visibility = 'hidden'
  document.getElementById('MarketMenu').style.visibility = 'visible'

}
function HideMarketMenu()
{
  document.getElementById('MarketMenu').style.visibility = 'hidden'
}