function getRandomNum( lbound, ubound )
{
  return (Math.floor(Math.random() * (ubound - lbound)) + lbound);
}
function changeImage()
{
//	document.getElementById("bgMenuImgSlogan").className = "bgMenuImgSlogan1";//+getRandomNum(0,5);
	$("#bgMenuImgSlogan").attr("class","bgMenuImgSlogan"+getRandomNum(0,5));
}
function cambia()
{
	changeImage();
	setInterval(changeImage,10000)	
}