public static String getStrUtilDate(java.util.Date date){
		if(date==null)
			return fechaNula();
		String strDate="";

		if(getDia(date)<10)
			strDate+="0"+getDia(date);
		else
			strDate+=getDia(date);
		if(getMes(date)<10)
			strDate+="/"+"0"+getMes(date);
		else
			strDate+="/"+getMes(date);
		strDate+="/"+getAnio(date);
		return strDate;
	}