$(document).ready(function() {
    //Tooltips
    var tip;
  $(".tip_trigger").hover(function(){

    //Caching the tooltip and removing it from container; then appending it to the body
    tip = $(this).find('.tip').remove();
    $('body').append(tip);

    tip.show(); //Show tooltip

  }, function() {

    tip.hide().remove(); //Hide and remove tooltip appended to the body
    $(this).append(tip); //Return the tooltip to its original position

  }).mousemove(function(e) {
  //console.log(e.pageX)
      var mousex = e.pageX + 20; //Get X coodrinates
      var mousey = e.pageY + 20; //Get Y coordinates
      var tipWidth = tip.width(); //Find width of tooltip
      var tipHeight = tip.height(); //Find height of tooltip

     //Distance of element from the right edge of viewport
      var tipVisX = $(window).width() - (mousex + tipWidth);
      var tipVisY = $(window).height() - (mousey + tipHeight);

    if ( tipVisX < 20 ) { //If tooltip exceeds the X coordinate of viewport
      mousex = e.pageX - tipWidth - 20;
      $(this).find('.tip').css({  top: mousey, left: mousex });
    } if ( tipVisY < 20 ) { //If tooltip exceeds the Y coordinate of viewport
      mousey = e.pageY - tipHeight - 20;
      tip.css({  top: mousey, left: mousex });
    } else {
      tip.css({  top: mousey, left: mousex });
    }
  });
});