function ChangeImageToExpanded(name)
{
	document.images[name].src = document.images['lm_expanded'].src;
}

function ChangeImageToDefault(name)
{
	document.images[name].src = document.images['lm_default'].src;
}

function ExpandOrHide(num, onload)
{
	if (!onload)
	{
		for (key in lmGroups)
		{
			if (key != num && lmGroups[key])
			{
				document.getElementById('lm_group_' + key).style.display = 'none';
				ChangeImageToDefault('lm_img_' + key);
				lmGroups[key] = false;
			}
		}
	}
	if (!lmGroups[num])
	{
		document.getElementById('lm_group_' + num).style.display = 'block';
		ChangeImageToExpanded('lm_img_' + num);
		lmGroups[num] = true;
	}
	else
	{
		document.getElementById('lm_group_' + num).style.display = 'none';
		ChangeImageToDefault('lm_img_' + num);
		lmGroups[num] = false;
	}
}

function ShowMenu()
{
	for (key in lmGroups)
	{
		lmGroups[key] = !lmGroups[key];
	}
	for (key in lmGroups)
	{
		ExpandOrHide(key, true);
	}
	document.getElementById('left_menu').style.display = 'block';

}