/********
FUNCION DE RANDOM PARA IMAGENES HOME
********/
var n=rnd(5),contImgs=5,maxImgs=5;

function rnd(max) {
	var x = Math.random() * max;
	x = x + 1;
	return parseInt(x);
}
function changeimg(imgobj) {
	if (contImgs==maxImgs) {
		contImgs=1;
	} else {
		contImgs = contImgs + 1;
	}

	imgobj.src = "http://www.bit-sistemas.com/artworks/msgs/msg" + contImgs + ".gif";
}