\documentclass[a4paper,12pt]{article}
\usepackage[T1]{fontenc}
\usepackage[latin1]{inputenc}
\usepackage{lmodern}

\title{Danas je}
\author{}
\usepackage[english,serbian]{babel}

\usepackage{serbian-date-lat}    
\begin{document}
\maketitle

Danas je \today i svi smo radosni, jer idemo na pla\v{z}u. Tamo \'{c}emo se sun\v{c}ati,
kupati i u\v{z}ivati u blagotetima prirode. Kad pro{\dj}e leto, ponovo \'{c}emo 
postati pravi \TeX nics stru\v{c}njaci i pravi\'{c}emo nove pakete. 

\begin{center}
We live as long as \TeX\ lives! 
\end{center}

\begin{flushleft}
\textsc{Beograd}, \today
\end{flushleft} 
\end{document}