var $sb_instagram = jQuery('.instagram-carousel'),
sbiSpeed = 5000,
$sbiItem = $sb_instagram.find('.sbi_item'),
sbiNum = $sbiItem.length,
sbiCur = 0,
sbiPhotoHeight = $sb_instagram.find('.sbi_photo').eq(0).innerWidth();
$sbiItem.hide();
setTimeout(function(){ $sb_instagram.find('.sbi_item').eq(0).show(); }, 200);
setInterval(function(){
$sb_instagram.find('.sbi_item').eq(sbiCur).fadeOut( "fast", function() {
if( sbiCur == sbiNum-1 ) sbiCur = -1;
sbiCur++;
$sb_instagram.find('.sbi_item').eq(sbiCur).fadeIn();
});
}, sbiSpeed);