var g_alarm;
var g_al_ar;
var g_width = 280;
var g_db = true;

function SlidIt(dir)
{
	if (g_alarm != null) window.clearTimeout(g_alarm);
	if (dir == 0)
	{
		g_al_ar = window.setTimeout('HideArrows()', 100);
		return;
	}
	if (g_al_ar != null) window.clearTimeout(g_al_ar);
	GetItem('g_slider').scrollLeft += dir;
	g_alarm = window.setTimeout('SlidIt(' + dir + ')', 30);
}

function ShowMe(nr,opis)
{
	GetItem('g_preview').style.display = 'none';
	GetItem('g_waiter').style.display = '';
	GetItem('g_info').innerHTML = opis;
	GetItem('g_preview').src = (g_db ? 'gallery_pic.php?imgid=' + nr + '&w=300&h=225' : nr);
}

function PicLoaded()
{
	GetItem('g_waiter').style.display = 'none';
	GetItem('g_preview').style.display = '';
}

function HideArrows()
{
	if (g_al_ar != null) window.clearTimeout(g_al_ar);
	GetItem('g_ar0').style.display = 'none';
	GetItem('g_ar1').style.display = 'none';
}

function Test(val)
{
	if (val)
		SetArrows();
	else
		g_al_ar = window.setTimeout('HideArrows()', 100);
}

function StartGallery()
{
	GetItem('g_ar0').style.display = 'none';
	GetItem('g_ar1').style.display = 'none';
	GetItem('g_slider').scrollLeft = 0;
	if (GetItem('gallery_start')) GetItem('gallery_start').onclick();
}

function SetArrows()
{
	if (g_al_ar != null) window.clearTimeout(g_al_ar);
	var coors = GetPos(GetItem('g_slider'));
 	GetItem('g_ar0').style.left = coors[0] + 'px';
	GetItem('g_ar1').style.left = (coors[0] + g_width) + 'px';
 	GetItem('g_ar0').style.top = coors[1] + 'px';
 	GetItem('g_ar1').style.top = coors[1] + 'px';
	GetItem('g_ar0').style.display = (GetItem('g_slider').scrollLeft>0 ? '' : 'none');
//	GetItem('g_ar0').style.display = '';
	GetItem('g_ar1').style.display = '';
}