/*--------------------------------------------------------------------------------------------------------------*/

some_overed = 0;

function close_all()
	{
	if (some_overed == 1)
		{
		var elements = document.getElementsByClassName("link", "a", document.getElementById("menu_2")); 
		for (var i=0, len=elements.length; i<len; i++)
			{
			if (document.getElementById('sub_link_'+elements[i].name))
				{
				document.getElementById('sub_link_'+elements[i].name).style.display = "none";
				}
			}
		some_overed = 0;
		}
	}
	
/*--------------------------------------------------------------------------------------------------------------*/

function menu_start()
	{
	var elements = document.getElementsByClassName("link", "a", document.getElementById("menu_2")); 
	for (var i=0, len=elements.length; i<len; i++)
		{
			elements[i].onmouseover=function() 
				{
				if (some_overed != 1)
					{
					if (document.getElementById('sub_link_'+this.name))
						{
						document.getElementById('sub_link_'+this.name).style.display = "block";
						some_overed = 1;
						}
					}
				else
					{
					close_all();
					document.getElementById('sub_link_'+this.name).style.display = "block";
					some_overed = 1;
					}
				}
			elements[i].onmouseout=function()
				{
				if (document.getElementById('sub_link_'+this.name))
					{
					setTimeout("close_all()", 2000);
					}
				}
		}
		
	var elements = document.getElementsByClassName("link_sub", "a", document.getElementById("menu_2")); 
	for (var i=0, len=elements.length; i<len; i++)
		{
			elements[i].onmouseover=function()
				{
				some_overed = 2;
				}
			elements[i].onmouseout=function()  
				{
				some_overed = 1;
				setTimeout("close_all()", 1500);
				}
		}
	}

/*--------------------------------------------------------------------------------------------------------------*/