$(document).ready(function() {
	$('#results .item_image img').each(function(index, el) {	
		scaleThumbnail($(this));
	});
});

function scaleThumbnail (el) {
	var el = $(el);
	var eWidth = el.width();
	var eHeight = el.height();
	// console.log('width: ' + eWidth + ', height: ' + eHeight)

	if (eWidth > eHeight) {
		var f = (eWidth/80);
		var nWidth = 80;
		var nHeight = (eHeight/f);
	} else {
		var f = (eHeight/80);
		var nHeight = 80;
		var nWidth = (eWidth/f);
		var offsetX = ((80-nWidth)/2);
	}
		
	el.css({position: 'relative', left: offsetX, width: nWidth + 'px', height: nHeight + 'px'});
}

function checkField (el) {
	var q = $(el).find('#query').val();
	if (q.length == 0) {
		$('#message').html('Je hebt geen zoekterm opgegeven.').animate({height: 'toggle', opacity: 1});
		return false;
	}
	
	$(el).submit();
}