function setPicture(object_id, filename)
{
    var my_image = new Image();
    my_image.src = filename;

    var foto = document.getElementById(object_id);
    if(foto)
    {
        foto.src    = my_image.src;
        foto.width  = my_image.width;
        foto.height = my_image.height;
        return true;
    }
    return false;
}

// Detect if the browser is IE or not.
// If it is not IE, we assume that the browser is NS.
var IE = document.all?true:false

// If NS -- that is, !IE -- then set up for mouse capture
if (!IE) document.captureEvents(Event.MOUSEMOVE)

function getMouseXY(e) 
{
  if (IE) 
  { // grab the x-y pos.s if browser is IE
    tempX = event.clientX + document.body.scrollLeft
    tempY = event.clientY + document.body.scrollTop
  } 
  else 
  {  // grab the x-y pos.s if browser is NS
    tempX = e.pageX
    tempY = e.pageY
  }  
  // catch possible negative values in NS4
  if (tempX < 0){tempX = 0}
  if (tempY < 0){tempY = 0}  
  // show the position values in the form named Show
  // in the text fields named MouseX and MouseY

  
 setPicture('site_click', 'http://www.bornet.pl/site_click/'+sc_path+'&sc_x='+tempX+'&sc_y='+tempY);

  return true;
}

document.onmouseup = getMouseXY;