function addHover(objeto)
{
	jQuery(objeto).hover(
	  function () {
		jQuery(this).css("filter","alpha(opacity=60)");
		jQuery(this).css("opacity","0.6");
		jQuery(this).css("-moz-opacity","0.6");
	  } 
	  
	);
	jQuery(objeto).mouseout(
		  function () {
		jQuery(this).css("filter","alpha(opacity=100)");
		jQuery(this).css("opacity","1");
		jQuery(this).css("-moz-opacity","1");
	  } 
	  
	);
}