function menu(id)
{
   document.getElementById('id_news').style.display = "none";
   document.getElementById('id_publications').style.display = "none";
   document.getElementById('id_projects').style.display = "none";
   document.getElementById('id_tv').style.display = "none";
   document.getElementById('id_whitebook').style.display = "none";
   document.getElementById('id_countries').style.display = "none";
   document.getElementById(id).style.display = "block";
   document.getElementById('id_news_t').style.background = "#fff";
   document.getElementById('id_publications_t').style.background = "#fff";
   document.getElementById('id_projects_t').style.background = "#fff";
   document.getElementById('id_tv_t').style.background = "#fff";
   document.getElementById('id_whitebook_t').style.background = "#fff";
   if (id!='id_countries')
     document.getElementById(id+'_t').style.background = "#E0EEF3";
   else
     document.getElementById('id_news_t').style.background = "#E0EEF3";
   ret=0;
}
function menuoff(id)
{
   document.getElementById('id_countries').style.display = "none";
   document.getElementById('id_countries').style.display = "block";
}
function menuReturner(id)
{
   if (ret==1) {
     menu(id);
     ret=0;
   }
   clearInterval(intervalID);
}

function getSum()
{
var vals= new Array();
vals["AZM"] = new Array(30.120481927711,1);
vals["AMD"] = new Array(7.75796, 100);
vals["BYR"] = new Array(1.16337, 100);
vals["GEL"] = new Array(16.674, 1);
vals["EEK"] = new Array(23.4811, 10);
vals["KGS"] = new Array(6.61078, 10);
vals["KZT"] = new Array(2.04642, 10);
vals["LTL"] = new Array(10.6388, 10);
vals["LVL"] = new Array(52.2225, 1);
vals["MDL"] = new Array(24.0493, 10);
vals["TMM"] = new Array(1.63905, 1000);
vals["TJS"] = new Array(68.023, 1);
vals["UAH"] = new Array(53.3847, 10);
vals["UZS"] = new Array(1.77608, 100);
vals["RUR"] = new Array(1, 1);
vals["USD"] = new Array(24.57, 1);
vals ["EUR"] = new Array(35.98, 1);
   var from_sum = document.getElementById("id_sum_from_").value;
   var rez = 0;
   if (isNaN(from_sum))
      {
      alert('Недопустимое значение');
      }
   else
      {
      var from = document.getElementById("id_from_").value;
      var to = document.getElementById("id_to_").value;

      var from_one = vals[from][0]/vals[from][1];
      var to_one = vals[to][0]/vals[to][1];
      rez = from_one * from_sum / to_one;
      document.getElementById("id_sum_to_").value = Math.round(rez*100)/100;
      }
}