function get_cookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for (var i=0; i < ca.length; i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ')
			c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0)
			return c.substring(nameEQ.length,c.length);
	}
	return null;
}
function new_cat_collapse(id)
{
	// Get the board cookie.
	var existing = get_cookie('new_cat_collapse');
	
	// Expire date. In this case, one year from the time it was set.
	var expire = new Date();
	expire.setTime(expire.getTime()+(365*24*60*60*1000));
	
	if (existing != null)
	{
		// Turn the cookie string into an array of board IDs.
		var existing_array = existing.split(',');
	
		// Check if this board has been collapsed before.
		for (var i in existing_array)
		{
			if (existing_array[i] == id)
				return;
		}
		
		// Add the board ID to the cookie.
		document.cookie = 'new_cat_collapse='+existing+','+id+'; expires='+expire.toGMTString()+'; path=/';
	}
	else
	{
		// Add the board ID to the cookie.
		document.cookie = 'new_cat_collapse='+id+'; expires='+expire.toGMTString()+'; path=/';
	}
	
	
	$('#new_cat_'+id).slideUp(0700);
	$('#collapse_icon_'+id).attr('href', 'javascript:new_cat_expand('+id+');');
	$('#collapse_icon_'+id+' img').attr('src', smf_theme_url + '/images/expand.gif');
}
function new_cat_expand(id)
{
	// Get existing cookie if there is one.
	var existing = get_cookie('new_cat_collapse');
	
	// Expire date. In this case, one year from the time it was set.
	var expire = new Date();
	expire.setTime(expire.getTime()+(365*24*60*60*1000));
	
	if (existing != null)
	{
		var existing_array = existing.split(',');
		
		for (var i in existing_array)
		{
			if (existing_array[i] == id)
			{
				var does_exist = true;
			}
		}
		
		if (!does_exist)
			return;
		else
		{
			var update = new Array();
			for (var i in existing_array)
			{
				if (existing_array[i] != id)
				{
					update[i] = existing_array[i];
				}
			}
			
			update = update.join(',');
			document.cookie = 'new_cat_collapse='+update+'; expires='+expire.toGMTString()+'; path=/';
			
			$('#new_cat_'+id).slideDown(0700);
			$('#collapse_icon_'+id).attr('href', 'javascript:new_cat_collapse('+id+');');
			$('#collapse_icon_'+id+' img').attr('src', smf_theme_url + '/images/collapse.gif');
		}
	}
	else
		return;
}