/*
 *	jQuery mega Navigation
 */
$(document).ready(function () {
  function megaHoverOver() {
    $(this).find(".sub").stop().fadeTo('fast', 1).show();
    //Calculate width of all ul's
    (function ($) {
      jQuery.fn.calcSubWidth = function () {
        rowWidth = 0;
        //Calculate row
        $(this).find("ul").each(function () {
          rowWidth += $(this).width();
        });
      };
    })(jQuery);
    if ($(this).find(".row").length > 0) { //If row exists...
      var biggestRow = 0;
      //Calculate each row
      $(this).find(".row").each(function () {
        $(this).calcSubWidth();
        //Find biggest row
        if (rowWidth > biggestRow) {
          biggestRow = rowWidth;
        }
      });
      //Set width
      $(this).find(".sub").css({
        'width': biggestRow
      });
      $(this).find(".row:last").css({
        'margin': '0'
      });
    } else { //If row does not exist...
      $(this).calcSubWidth();
      //Set Width
      $(this).find(".sub").css({
        'width': rowWidth
      });
    }
  }

  function megaHoverOut() {
    $(this).find(".sub").stop().fadeTo('fast', 0, function () {
      $(this).hide();
    });
  }
  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)    
  };
  $("ul#topnav li .sub").css({
    'opacity': '0'
  });
  $("ul#topnav li").hoverIntent(config);
});