addary = new Array();           //red
addary[0] = new Array(0,1,0);   //red green
addary[1] = new Array(-1,0,0);  //green
addary[2] = new Array(0,0,1);   //green blue
addary[3] = new Array(0,-1,0);  //blue
addary[4] = new Array(1,0,0);   //red blue
addary[5] = new Array(0,0,-1);  //red
addary[6] = new Array(255,1,1);
clrary = new Array(360);
for(i = 0; i < 6; i++)
for(j = 0; j < 60; j++)
  {
  clrary[60 * i + j] = new Array(3);
  for(k = 0; k < 3; k++)
    {
    clrary[60 * i + j][k] = addary[6][k];
    addary[6][k] += (addary[i][k] * 4);
    }
  }

function capture()
  {
  if(document.layers)
    {
    layobj = document.layers['rad'];
    layobj.document.captureEvents(Event.MOUSEMOVE);
    layobj.document.onmousemove = moved;
    }
  else
    {
    layobj = document.all["rad"];
    layobj.onmousemove = moved;
    }
  }

function moved(e)
  {
  y  = 4 * ((document.layers)?e.layerX:event.offsetX);
  x  = 4 * ((document.layers)?e.layerY:event.offsetY);
  sx = x - 512;
  sy = y - 512;
  qx = (sx < 0)?0:1;
  qy = (sy < 0)?0:1;
  q  = 2 * qy + qx;
  quad = new Array(-180,360,180,0);
  xa = Math.abs(sx);
  ya = Math.abs(sy);
  d  = ya * 45 / xa;
  if(ya > xa) d = 90 - (xa * 45 / ya);
  deg = Math.floor(Math.abs(quad[q] - d));
  n  = 0;
  sx = Math.abs(x - 512);
  sy = Math.abs(y - 512);
  r  = Math.sqrt((sx * sx) + (sy * sy));
  if(x == 512 & y == 512)
    {
    c = "000000";
    }
  else
    {
    for(i = 0; i < 3; i++)
      {
      r2 = clrary[deg][i] * r / 256;
      if(r > 256) r2 += Math.floor(r - 256);
      if(r2 > 255) r2 = 255;
      n = 256 * n + Math.floor(r2);
      }
    c = n.toString(16);
    while(c.length < 6) c = "0" + c;
    }
  if(document.layers)
    {
    document.layers["wheel"].document.f.t.value = "#" + c;
    document.layers["wheel"].bgColor = "#" + c;
    }
  else
    {
    document.all["wheel"].document.f.t.value = "#" + c;
    document.all["wheel"].style.backgroundColor = "#" + c;
    }
  return false;
  }