function guiMain_Toggle_Visibility(elementID) {
	var i = document.getElementById(elementID);
	if (i.style.display == 'none') {
		i.style.display = 'block';
	}
	else {
		i.style.display = 'none';
	}
} 

function guiMain_Hide_Visibility(elementID) {
	var i = document.getElementById(elementID);
	i.style.display = 'none';
}

function guiMain_Show_Visibility(elementID) {
	var i = document.getElementById(elementID);
	i.style.display = 'block';
}

function guiMain_Navigate(url) {
	document.location = url;
}

/* Modules Routines */
function admin_list_delete(formular, fieldname, id, lvid, itemno) {
	ListView_Select_Item(lvid, itemno, true);
	tmp_check = confirm("Soll der gewählte Eintrag wirklich gelöscht werden ?");
	if (tmp_check == true){
		document.forms[formular].elements[fieldname].value=id;
		document.forms[formular].submit();
	}
	else {
		ListView_Select_Item(lvid, itemno, false);
	}
}

function admin_list_submit(formular, fieldname, newvalue) {
	document.forms[formular].elements[fieldname].value=newvalue;
	document.forms[formular].submit();
}