$(document).ready(function() {

  //On Hover Over
  function megaHoverOver(){
    $(this).find(".sub").stop().fadeTo('fast', 1).show(); //Find sub and fade it in
      (function($) {
        //Function to calculate total width of all ul's
        jQuery.fn.calcSubWidth = function() {
            rowWidth = 0;
            //Calculate row
            $(this).find("ul").each(function() { //for each ul...
                rowWidth += $(this).width(); //Add each ul's width together
            });
        };
    })(jQuery); 

    if ( $(this).find(".row").length > 0 ) { //If row exists...

        var biggestRow = 0; 

        $(this).find(".row").each(function() {  //for each row...
            $(this).calcSubWidth(); //Call function to calculate width of all ul's
            //Find biggest row
            if(rowWidth > biggestRow) {
                biggestRow = rowWidth;
            }
        });

        $(this).find(".sub").css({'width' :biggestRow}); //Set width
        $(this).find(".row:last").css({'margin':'0'});  //Kill last row's margin

    } else { //If row does not exist...

        $(this).calcSubWidth();  //Call function to calculate width of all ul's
        $(this).find(".sub").css({'width' : rowWidth}); //Set Width

    }
}
  //On Hover Out
  function megaHoverOut(){
    $(this).find(".sub").stop().fadeTo('fast', 0, function() { //Fade to 0 opactiy
      $(this).hide();  //after fading, hide it
    });
  }


  //Set custom configurations
  var config = {
    sensitivity: 2, // number = sensitivity threshold (must be 1 or higher)
      interval: 100, // number = milliseconds for onMouseOver polling interval
      over: megaHoverOver, // function = onMouseOver callback (REQUIRED)
      timeout: 500, // number = milliseconds delay before onMouseOut
    out: megaHoverOut // function = onMouseOut callback (REQUIRED)
  };

  $("#nav li .sub").css({'opacity':'0'}); //Fade sub nav to 0 opacity on default
  $("#nav li").hoverIntent(config); //Trigger Hover intent with custom c
  
  $("#header .menu li .sub").css({'opacity':'0'}); //Fade sub nav to 0 opacity on default
  $("#header .menu li").hoverIntent(config); //Trigger Hover intent with custom c

});