// ********************************
// application-specific functions *
// ********************************

function showMenu( menuNumber, menuMaxNumber, menuName, eventObj, hide) {
    //    alert(eventObj);
    hideAllMenus(menuMaxNumber, menuName);    
    var menuId = menuName + menuNumber;
    var styleObjects = getStyleObject(menuId);
    if(styleObjects) 
	{
	if (hide)
		{
		styleObjects.display = 'block';
		}
	else
		{
		styleObjects.display = 'block';
		}
	}
	return true;
}


function hideAllMenus(numMenus, menuName ) 
{
    for(counter = 1; counter <= numMenus; counter++) 
    {
    var styleObjects = getStyleObject(menuName  + counter);
    if(styleObjects) 
	{
	styleObjects.display = 'none';
	}
    }
}

function SwitchRef( m1, m2, m3, m4) 
{
		ref_show = m1;
		ref_max = m2;
		ref_Name = m3;
		ref_Time = m4;

		showMenu( ref_show, ref_max, ref_Name, event, true);
		ref_show = ref_show + 1;
		if (ref_show > ref_max) 
		{
			ref_show = 1;
		}
//		document.write(ref_show);
		window.setTimeout("SwitchRef( ref_show, ref_max, ref_Name, ref_Time)",ref_Time);
}

function SwitchSfeer( m1, m2, m3, m4) 
{
		sfeer_show = m1;
		sfeer_max = m2;
		sfeer_Name = m3;
		sfeer_Time = m4;
		if (sfeer_max > 1) 
		{
			showMenu( sfeer_show, sfeer_max, sfeer_Name, event, true);
			sfeer_show = sfeer_show + 1;
			if (sfeer_show > sfeer_max) 
			{
				sfeer_show = 1;
			}
			window.setTimeout('SwitchSfeer( sfeer_show, sfeer_max, sfeer_Name, sfeer_Time)',sfeer_Time);
		}
}