function image_mouseover(i)
{
	var img_src = document.images["b"+i].src;
	
	if(img_src.match(/\/images\/dreiecka\.gif/))
		document.images["b"+i].src = "/images/dreieck.gif";
	
	if(img_src.match(/\/images\/dreieck_downa\.gif/))
		document.images["b"+i].src = "/images/dreieck_down.gif";
}

function image_mouseout(i)
{
	var img_src = document.images["b"+i].src;
	
	if(img_src.match(/\/images\/dreieck\.gif/))
		document.images["b"+i].src = "/images/dreiecka.gif";
	
	if(img_src.match(/\/images\/dreieck_down\.gif/))
		document.images["b"+i].src = "/images/dreieck_downa.gif";
}

function menu_img(i)
{
	var img_src_plus = document.images["pm_img"+i].src;
	var img_src_folder = document.images["fld_img"+i].src;
	
	if(img_src_plus.match(/minus.gif/))
		document.images["pm_img"+i].src = "/images/plus.gif";
	else
		document.images["pm_img"+i].src = "/images/minus.gif";
	
	if(img_src_folder.match(/inactive.gif/))
	{
		if(img_src_folder.match(/folder_close_inactive.gif/))
			document.images["fld_img"+i].src = "/images/folder_open_inactive.gif";
		else
			document.images["fld_img"+i].src = "/images/folder_close_inactive.gif";
	}
	else
	{
		if(img_src_folder.match(/folder_close.gif/))
			document.images["fld_img"+i].src = "/images/folder_open.gif";
		else
			document.images["fld_img"+i].src = "/images/folder_close.gif";
	}
}


function navigation_img(i)
{
	if(document.images["nav_img"+i].src.match(/menu_open\.gif/))
		document.images["nav_img"+i].src = "/images/menu_close.gif";
	else
		document.images["nav_img"+i].src = "/images/menu_open.gif";
}

function navigation_arrow_img(i)
{
	if(document.images["b"+i].src.match(/\/images\/dreieck_down\.gif/))
		document.images["b"+i].src = "/images/dreieck.gif";
	else
		document.images["b"+i].src = "/images/dreieck_down.gif";
}