function highlightbuttonadministrator()
{
	//document.getElementById('ButtonLoginAdministrator').src = '../ButtonLoginAdministratorActive.jpg';
}

function regularbuttonadministrator()
{
	//document.getElementById('ButtonLoginAdministrator').src = '../ButtonLoginAdministrator.jpg';
}

function highlightbuttonparticipant()
{
	//document.getElementById('ButtonLoginParticipant').src = '../ButtonLoginParticipantActive.jpg';
}

function regularbuttonparticipant()
{
	//document.getElementById('ButtonLoginParticipant').src = '../ButtonLoginParticipant.jpg';
}

var timeout	= 500;
var closetimer	= 0;
var ddmenuitem	= 0;

// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

// close layer when click-out
document.onclick = mclose; 


	function hidetestmodetip()
	{
		if(document.getElementById('testmodetipdiv'))
		{
			fadecounter = 100;
			setTimeout("fadeouttestmodetip()",10);
		}
	}
	
	function fadeouttestmodetip()
	{
		
		var object = document.getElementById('testmodetipdiv');	
	
		object.style.filter = "alpha(opacity = " + fadecounter*1 + ")";
		object.style.opacity = fadecounter*0.01;
		
		fadecounter -= 2;
		
		if (fadecounter > 0)
		{
			t = setTimeout("fadeouttestmodetip()", 10);
		}
		else
		{
			object.parentNode.removeChild(object);
		}
	}
	

	function hideviewmodechange()
	{
		if(document.getElementById('viewmodechangediv'))
		{
			fadecounter = 100;
			setTimeout("fadeoutviewmodechange()",10);
		}
	}
	
	function fadeoutviewmodechange()
	{
		
		var object = document.getElementById('viewmodechangediv');	
	
		object.style.filter = "alpha(opacity = " + fadecounter*1 + ")";
		object.style.opacity = fadecounter*0.01;
		
		fadecounter -= 2;
		
		if (fadecounter > 0)
		{
			t = setTimeout("fadeoutviewmodechange()", 10);
		}
		else
		{
			object.parentNode.removeChild(object);
		}
	}