/**
* hoverIntent r5 // 2007.03.27 // jQuery 1.1.2+
* <http://cherne.net/brian/resources/jquery.hoverIntent.html>
* 
* @param  f  onMouseOver function || An object with configuration options
* @param  g  onMouseOut function  || Nothing (use configuration options object)
* @author    Brian Cherne <brian@cherne.net>
*/
(function($){$.fn.hoverIntent=function(f,g){var cfg={sensitivity:7,interval:100,timeout:0};cfg=$.extend(cfg,g?{over:f,out:g}:f);var cX,cY,pX,pY;var track=function(ev){cX=ev.pageX;cY=ev.pageY;};var compare=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);if((Math.abs(pX-cX)+Math.abs(pY-cY))<cfg.sensitivity){$(ob).unbind("mousemove",track);ob.hoverIntent_s=1;return cfg.over.apply(ob,[ev]);}else{pX=cX;pY=cY;ob.hoverIntent_t=setTimeout(function(){compare(ev,ob);},cfg.interval);}};var delay=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);ob.hoverIntent_s=0;return cfg.out.apply(ob,[ev]);};var handleHover=function(e){var p=(e.type=="mouseover"?e.fromElement:e.toElement)||e.relatedTarget;while(p&&p!=this){try{p=p.parentNode;}catch(e){p=this;}}if(p==this){return false;}var ev=jQuery.extend({},e);var ob=this;if(ob.hoverIntent_t){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);}if(e.type=="mouseover"){pX=ev.pageX;pY=ev.pageY;$(ob).bind("mousemove",track);if(ob.hoverIntent_s!=1){ob.hoverIntent_t=setTimeout(function(){compare(ev,ob);},cfg.interval);}}else{$(ob).unbind("mousemove",track);if(ob.hoverIntent_s==1){ob.hoverIntent_t=setTimeout(function(){delay(ev,ob);},cfg.timeout);}}};return this.mouseover(handleHover).mouseout(handleHover);};})(jQuery);

// Navigation menu functions and config to send to hoverIntent
jQuery(document).ready(function() {
	$ = jQuery;
	
    function megaHoverOver() {
        $(this).find(".subnav").stop().fadeTo('fast', 1).show(); // Find subnav and fade it in
        (function($) {
            // Function to calculate total width of all ul's
            jQuery.fn.calcSubNavWidth = function() {
                rowWidth = 0;
                $(this).find("ul").each(function() {
                    rowWidth += $(this).width();
                });
            };
        })(jQuery);

        $(this).calcSubNavWidth();  // Call function to calculate width of all ul's
        $(this).find(".subnav").css({'width' : rowWidth}); // Set Width
		
		// Setup and display the shadow
		var baseWidth = $(this).find(".subnav").outerWidth();
		var baseHeight = $(this).find(".subnav").outerHeight();
		$(this).children(".shadow").css({'width' : baseWidth, 'height' : baseHeight });
		$(this).children(".shadow").stop().fadeTo('fast', 0.3).show();
    }
	
    function megaHoverOut() {
      $(this).find(".subnav").stop().fadeTo('fast', 0, function() {
          $(this).hide();  // after fading, hide it
      });
	  
	  $(this).children(".shadow").stop().fadeTo('fast', 0, function() {
		  $(this).hide();
	  });
    }
    
    // Set custom configurations
    var config = {
        sensitivity: 20,     // sensitivity threshold (must be 1 or higher)
        interval: 150,       // milliseconds for onMouseOver polling interval
        over: megaHoverOver, // onMouseOver callback (REQUIRED)
        timeout: 0,          // milliseconds delay before onMouseOut
        out: megaHoverOut    // onMouseOut callback (REQUIRED)
    };
	
    $("ul#topnav li").hoverIntent(config);   // Trigger Hover intent with custom configurations
});