var curr_nr = 0;
  
  function navOver0(nr) {
    curr_nr = nr;
    //alert("n_0_l_"+nr);
    document.getElementById("n_0_l_"+nr).className = "nav_0_l_h";
	  document.getElementById("n_0_m_"+nr).className = "nav_0_m_h";
	  document.getElementById("n_0_r_"+nr).className = "nav_0_r_h";
    document.getElementById("a_0_m_"+nr).className = "nav_0_h";
    /*
    document.getElementById("n_0_l_"+nr).className = c1;
	  document.getElementById("n_0_m_"+nr).className = c2;
	  document.getElementById("n_0_r_"+nr).className = c3;
    */
  }
  function navOut0() {
    document.getElementById("n_0_l_"+curr_nr).className = "nav_0_l";
	  document.getElementById("n_0_m_"+curr_nr).className = "nav_0_m";
	  document.getElementById("n_0_r_"+curr_nr).className = "nav_0_r";
    document.getElementById("a_0_m_"+curr_nr).className = "nav_0";
    window.status = "";
  }
  
  function navOver1(nr) {
    curr_nr = nr;
    document.getElementById("n_1_l_"+nr).className = "nav_1_l_a";
	  document.getElementById("n_1_m_"+nr).className = "nav_1_m_a";
	  document.getElementById("n_1_r_"+nr).className = "nav_1_r_a";
    document.getElementById("a_1_m_"+nr).className = "nav_1_a";
  }
  function navOut1() {
    document.getElementById("n_1_l_"+curr_nr).className = "nav_1_l";
	  document.getElementById("n_1_m_"+curr_nr).className = "nav_1_m";
	  document.getElementById("n_1_r_"+curr_nr).className = "nav_1_r";
    document.getElementById("a_1_m_"+curr_nr).className = "nav_1";
    window.status = "";
  }
  
  function navOver2(nr) {
    curr_nr = nr;
    document.getElementById("n_2_l_"+nr).className = "nav_2_l_a";
	  document.getElementById("n_2_m_"+nr).className = "nav_2_m_a";
	  document.getElementById("n_2_r_"+nr).className = "nav_2_r_a";
    document.getElementById("a_2_m_"+nr).className = "nav_2_a";
  }
   
  function navOut2()  {
    document.getElementById("n_2_l_"+curr_nr).className = "nav_2_l";
	  document.getElementById("n_2_m_"+curr_nr).className = "nav_2_m";
	  document.getElementById("n_2_r_"+curr_nr).className = "nav_2_r";
    document.getElementById("a_2_m_"+curr_nr).className = "nav_2";
    window.status = "";
  }
  
  function navOver3(nr) {
    curr_nr = nr;
    document.getElementById("n_3_l_"+nr).className = "nav_3_l_a";
	  document.getElementById("n_3_m_"+nr).className = "nav_3_m_a";
	  document.getElementById("n_3_r_"+nr).className = "nav_3_r_a";
    document.getElementById("a_3_m_"+nr).className = "nav_3_a";
  }
  function navOut3()  {
    document.getElementById("n_3_l_"+curr_nr).className = "nav_3_l";
	  document.getElementById("n_3_m_"+curr_nr).className = "nav_3_m";
	  document.getElementById("n_3_r_"+curr_nr).className = "nav_3_r";
    document.getElementById("a_3_m_"+curr_nr).className = "nav_3";
    window.status = "";
  }