var ptime;

	function WaitTime(utime)
	{
		var tx;

		if(!ptime)
		{
			ptime=GO('pripojeni-time');
		}

		utime--;

		if(utime < 0)
		{
			ptime.value='již se provedl';
		}
		else
		{
			tx=Math.floor(utime / 60) + 'min ';
			tx+=(utime % 60) + 'sec';
			ptime.value=tx;
			setTimeout('WaitTime(' + utime + ');', 1000);
		}
	}



	function ConnectChangeName(uid, uname, msg)
	{
		var newname=window.prompt(msg, uname);

		if(newname && newname != uname)
		{
			GO('uname-' + uid).value=newname;
			GO('ccn-' + uid).submit();
		}

	}



	function ConnectChangeMac(uid, umac, msg)
	{
		var newmac=window.prompt(msg, umac);

		if(newmac && newmac != umac)
		{
			GO('umac-' + uid).value=newmac;
			GO('ccm-' + uid).submit();
		}

	}



	function GO(elemid, pelem)
	{
		var elem;

		if(typeof elemid == 'object')
		{
			elem=elemid;
		}
		else
		{
			if(document.getElementById)
			{
				if(pelem)
				{
					elem=pelem.getElementById(elemid);
				}
				else
				{
					elem=document.getElementById(elemid);
				}
			}
			else if(document.all)
			{
				elem=document.all(elemid);
			}
			else if(document.layers)
			{
				elem=document.all[elemid];
			}
		}

		return elem;
	}