var nn4 = (document.layers)?true:false;
var ie4 = (document.all)?true:false;
var menudelaytime = 500;	// milisekundy
var refX = 0;
var refY = 0;
var initialized = 0;
var timID = 0;
var whatNow = 0;		// ktore menu jest teraz aktywne (0 - zadne)


function init()
{
	initialized = 1;
}

function cennikOkno( id )
{
	window.open('cennik.php?id='+id,'Cennik',"scrollbars=yes,toolbar=no,status=no,width=450,height=300,top=100,left=100");

	return true;
}

// --------------------------------------- MENU_IMG -------------------
function menuimgon( mid, val )
{
	// zakladamy ze mamy tablice Image'ow o nazwie menuimg[]
	document.images['menuimg'+mid].src = menuimg[mid+val].src;
}

// --------------------------------------- DIV'y ----------------------
function shadeon( id )
{
        //document.all[id].style.background="#0261AE";
        document.all[id].style.background="#E6E6F5";

}

function shadeoff( id )
{
        //document.all[id].style.background="#73A0D2";
        document.all[id].style.background="#A4B0DA";
}

function showLayer( divId, showhide )
{
	if(nn4)
	{
		(showhide)?document.layers[divId].visibility = "show":document.layers[divId].visibility = "hide"; 
	}
	else
	{
		(showhide)?document.all[divId].style.visibility = "visible":document.all[divId].style.visibility = "hidden"; 
	}
}

function pp1( id, showhide )
{
	//(showhide)?document.images['t'+id].src="img/trojkacik_l.gif":document.images['t'+id].src="img/blank.gif";
	if( preloadFlag )
	{
		(showhide)?document.images['t'+id].src=trojkacik_l.src:document.images['t'+id].src=blank.src;
	}
}

function showSel()
{
	stopTimeing();
	if( whatNow != -1 )
	{
		offf();
		whatNow = -1;

		showLayer( 'prodselect', 1 );
	}
	else
	{
		offf();
		showLayer( 'prodselect', 0 );
	}
}
function delTimer()
{
	//showSel();
}
function closeProd()
{
	//timID = setTimeout( "offf()", menudelaytime );
}


function on( id )
{
	stopTimeing();
	if( whatNow != id )
	{
		offf();
		whatNow = id;

		showLayer( 'submenu' + id, 1 );
	}
}

function off( id )
{
	timID = setTimeout( "offf()", menudelaytime );
}

function offf()
{
	if( whatNow )
	{
		stopTimeing();
		if( whatNow == -1 )	showLayer( 'prodselect', 0 );
		else	showLayer( 'submenu' + whatNow, 0 );
	}
	whatNow = 0;
}

function stopTimeing()
{
	if( timID )
	{
		clearTimeout( timID );
		timID = 0;
	}
}