/* Allgemeine JS-Funktionalitäten */
// globale Variable ActiveLayer steuert den Toggle des Hauptlayers
var ActiveLayer = "iFrameLayer"

//-------------------------------------------------
function showMenu(menuname)
{
// zunächst alle menues ausschalten
HideAllMenus()

// dann das gewünschet menu einschalten
document.getElementById(""+menuname+"").style.visibility='visible';

}

//-------------------------------------------------
function showSubMenu(menuname)
{
// zunächst alle submenues ausschalten
HideAllSubMenus()

// dann das gewünschet menu einschalten
document.getElementById(""+menuname+"").style.visibility='visible';

}
//-------------------------------------------------
function HideAllMenus()
{
// zunächst alle menues ausschalten
document.getElementById("menu_reisen").style.visibility='hidden';
document.getElementById("menu_natur").style.visibility='hidden';
document.getElementById("menu_makro").style.visibility='hidden';
document.getElementById("menu_cd").style.visibility='hidden';
document.getElementById("menu_ambiente").style.visibility='hidden';
document.getElementById("menu_exklusiv").style.visibility='hidden';
HideAllSubMenus()
}
//-------------------------------------------------
function HideAllSubMenus()
{
// zunächst alle submenues ausschalten
document.getElementById("submenu_fr").style.visibility='hidden';
document.getElementById("submenu_de").style.visibility='hidden';
document.getElementById("submenu_thai").style.visibility='hidden';
document.getElementById("submenu_usa").style.visibility='hidden';
document.getElementById("submenu_oes").style.visibility='hidden';
}
//-------------------------------------------------
function toggleLayer()
{
if (ActiveLayer == 'InfoLayer') // jetzt iFrameLayer einblenden
	{
	ActiveLayer = "iFrameLayer";
	document.getElementById("InfoLayer").style.display = "none";
	document.getElementById("iFrameLayer").style.display = "block";
	}
else // jetzt InfoLayer einblenden
	{
	ActiveLayer = "InfoLayer";
	document.getElementById("InfoLayer").style.display = "block";
	document.getElementById("iFrameLayer").style.display = "none";	
	}
}
//-------------------------------------------------
function popUp(popWidth,popHeight,url,clean)
{
	fenster_rand = "win_" + Math.round(Math.random()*10000000000);

	// Fensterproportionen
	if(clean==null)
	{
		props="locationbar=no,menubar=no,scrollbars=yes,resizable=yes,status=no,width="+popWidth+",height="+popHeight;
	}
	else
	{
		props="locationbar=yes,menubar=yes,scrollbars=yes,resizable=yes,status=yes,width="+popWidth+",height="+popHeight;
	}
	// Fenster Oeffnen
	if(typeof(fenster_rand)!="undefined"){
		// if(fenster.closed!=true)window.fenster_rand.close()
	} //if
	fenster_rand = window.open(url, "", props)
	fenster_rand.focus();

}// popUp