function highLight(obj) {

	if (obj.className=='productListing-even') {
		obj.className='productListing-even-On';
	} else if (obj.className=='productListing-odd') {
		obj.className='productListing-odd-On';
	}
}

function normalLight(obj) {
	if (obj.className=='productListing-even-On') {
		obj.className='productListing-even';
	} else if (obj.className=='productListing-odd-On') {
		obj.className='productListing-odd';
	}
}

function muestraEnlace(obj) {
	if ((obj.className=='productListing-even-On')||(obj.className=='productListing-odd-On')) {
		var enlace=obj.getElementsByTagName('A')[0];
		document.location.href=enlace.href;
	}
}