// tooltip widget
//function toggleTooltip(event, element) { 
//  var __x = Event.pointerX(event);
//  var __y = Event.pointerY(event);
  //alert(__x+","+__y);
//  element.style.top = __y + 5;  
//  element.style.left = __x - 40;
//  element.toggle();
//}


// tooltip widget
function positionTooltip(event, element){
  var x = Event.pointerX(event);
  var y = Event.pointerY(event);
  element.style.top = y + 5;
  element.style.left = x - 40;
}

function showTooltip(event, element) {
  positionTooltip(event, element);
  element.show();
}

function hideTooltip(event, element) {
  positionTooltip(event, element);
  element.hide();
}

function toggleTooltip(event, element) {
  var x = Event.pointerX(event);
  var y = Event.pointerY(event);
  element.style.top = y + 5;
  element.style.left = x - 40;
  element.toggle();
}