/* ::::::::::::::::::::::::::::::: */
/* :: Sub-Navigation einblenden :: */
/* ::::::::::::::::::::::::::::::: */

function nav_einblenden (id) {

	document.getElementById(id).style.display='block';

}

/* ::::::::::::::::::::::::::::::: */
/* :: Sub-Navigation ausblenden :: */
/* ::::::::::::::::::::::::::::::: */

function nav_ausblenden (id) {

	document.getElementById(id).style.display='none';

}

/* ::::::::::::::::::::::::::::::::::::: */
/* :: Sub-Navigation ein-/aus-blenden :: */
/* ::::::::::::::::::::::::::::::::::::: */

function nav_switch (id) {

	if (document.getElementById(id).style.display='none') {

		document.getElementById(id).style.display='block';

	}

	else if (document.getElementById(id).style.display!='none') {

		document.getElementById(id).style.display='none';

	}

}

/* ::::::::::::::::::: */
/* :: POPUP-Fenster :: */
/* ::::::::::::::::::: */

function popup (url, name, params) {

	window.open(url, name, params);

}