var curID;
var isShowing=false;

function slideFilm(ammount){
var p = $('#gallery').position();
var p1 = $('#thumbnailsFilm').position();
var w = $('a.thumbnail:last').position();
var newLeft = p.left-p1.left+ammount;
clearTimeout(slt);
if(w){
    rightMax = Math.round(w.left+$('a.thumbnail:last').width()-$('#thumbnailsFilm').width()+1)*(-1);
    if(newLeft <= -10){
		if(newLeft >= rightMax-11) {
			$('#gallery').animate({
					left: '+='+ammount,
				}, 10, function(){slt = setTimeout("slideFilm("+ammount+")", 30);});
				$('#arrow_r').fadeIn('fast');
				$('#arrow_l').fadeIn('fast');
		} else {
			if(newLeft <= 0) $('#arrow_r').fadeOut('fast')
	        else $('#arrow_r').fadeIn('fast');
		}
    } else {
        if(p.left >= -25) $('#arrow_l').fadeOut('fast')
        else $('#arrow_l').fadeIn('fast');
    }
 }
 return 0;
}

function initButtons(){
var p = $('#gallery').position();
var p1 = $('#thumbnailsFilm').position();
var newLeft = p.left-p1.left+20;
var w = $('a.thumbnail:last').position();
var rightMax = Math.round(w.left+$('a.thumbnail:last').width()-$('#thumbnailsFilm').width()+1)*(-1);

if(newLeft < rightMax) $('#arrow_r').fadeOut('fast')
else $('#arrow_r').fadeIn('fast');
if(p.left >= -25) $('#arrow_l').fadeOut('fast')
else $('#arrow_l').fadeIn('fast');
 return 0;
}


function showPreview(id, previewWidth, previewHeight){
if(curID != id && !isShowing) {
	isShowing=true;
	curID = id;
	var height = $('#bigImage').height();
	$('#bigImage').fadeOut("fast", function(){$("#bigImage").attr("src", (id ? '/image.php?id='+id+'&table=items_images&width='+previewWidth+'&height='+previewHeight : '/img/misc/no-photo.png'))});
	$('#bigImage').load(function(){$('#bigImage').fadeIn("fast"); isShowing=false});
}
return 0;
}