<!--
var oScroll = new Array();
oScroll.setatras = new _ChangeImage("document.imgSetaTras",
				"/images/icons/seta-tras.gif",
				"/images/icons/seta-tras-over.gif");

oScroll.setafrente = new _ChangeImage("document.imgSetaFrente",
				"/images/icons/seta-frente.gif",
				"/images/icons/seta-frente-over.gif");
//-->