text: var ctx = document.getElementById("drawboard").getContext("2d");
  var radius = 10;
  
  function drawLine(from, to){
      ctx.moveTo(from);
      ctx.lineTo(to);
      ctx.stroke();
  }
  
  function drawNeuron(x, y){
      ctx.beginPath();
  
      console.log(x+"|"+y)
  
      ctx.lineWidth = 1;
      ctx.fillStyle = '#8ED6FF';
      ctx.fill();
      ctx.strokeStyle = 'blue';
  
  
      ctx.arc(x, y, radius,0,2*Math.PI);  
      ctx.stroke();
  
  }
  
  