var x = [];
var name = "";

function lod(){

  for(var i = 0; i<5;i++){
    var number = Math.floor((Math.random() * 49) + 1);

    if(i == 0)
    {
      x[i] = number;
    }
    if(i == 1)
    {
      while(x[0] == number){
        number = Math.floor((Math.random() * 49) + 1);

      }
      x[i] = number;
    }
    if(i == 2)
    {
      while(x[1] == number || x[0] == number){
        number = Math.floor((Math.random() * 49) + 1);

      }
      x[i] = number;
    }
    if(i == 3)
    {
      while(x[2] == number || x[1] == number || x[0] == number){
        number = Math.floor((Math.random() * 49) + 1);

      }
      x[i] = number;
    }
    if(i == 4)
    {
      while(x[3] == number || x[2] == number || x[1] == number || x[0] == number){
        number = Math.floor((Math.random() * 49) + 1);

      }
      x[i] = number;
    }
    console.log(x[i]);
    name = x[0] + ", " + x[1] + ", " + x[2] + ", " + x[3] + ", " + x[4];
  }
  document.getElementById('blok').innerHTML = name;
}