function changeProductInfosImage(image) {
	var temp;
	var bigImage = document.getElementById('productInfosImagesFirst').getElementsByTagName('img')[0];

	if (document.getElementById('productInfosImagesDescription').getElementsByTagName('span')[0].firstChild == undefined) {
		document.getElementById('productInfosImagesDescription').getElementsByTagName('span')[0].appendChild(document.createTextNode(''));
	}
	document.getElementById('productInfosImagesDescription').getElementsByTagName('span')[0].firstChild.nodeValue = image.alt;

	temp = bigImage.alt;
	bigImage.alt = image.alt;
	image.alt = temp;

	temp = bigImage.src;
	bigImage.src = image.src.replace(/_small/, '');
	image.src = temp.replace(/.jpg$/, '_small.jpg');

	var id = bigImage.src.match(/(\d+)\.jpg/)[1];
	var link = document.getElementById('productInfosImagesDescription').getElementsByTagName('a')[0];
	link.href = productInfosImages[id][0];
	if (productInfosImages[id][1] == 1) {
		link.target = '_blank';
	} else {
		link.target = '';
	}
	if (productInfosImages[id][0] != '') {
		link.style.display = 'inline';
	} else {
		link.style.display = 'none';
	}
}