var time,open_menu_id;

function table()
{
var i=0;
var rows=document.getElementsByTagName('tr');

	for(i=0;i<rows.length;i++)
	{
		if(i%2!=0)
		{
		var row=rows[i];
		row.className="color";
		}
	}
}

function submenu_on(id)
{
	if(document.getElementById(id))
	{
		if(document.getElementById(open_menu_id))
		{
		document.getElementById(open_menu_id).style.display='none';
		}
	clearInterval(time);
	document.getElementById(id).style.display='block';
	open_menu_id=id;
	}
}

function submenu_off(id)
{
	if(document.getElementById(id))
	{
	time=setInterval("hide('"+id+"')",500);
	}
}

function hide(id)
{
clearInterval(time);
document.getElementById(id).style.display='none';
}

function cache()
{
image1=new Image();
image1.src='gfx/tlo.png';
image2=new Image();
image2.src='gfx/gfx/loading100.gif';
image3=new Image();
image3.src='gfx/close.gif';
}