// mega drop menu, thanks to http://www.sohtanaka.com/web-design/mega-drop-downs-w-css-jquery/
$(document).ready(function() {
//On Hover Over
    function megaHoverOver(){
        $(this).find(".smenu").stop().fadeTo('fast', 1).show(); //Find sub and fade it in
        (function($) {
            //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(".smenu").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(".smenu").css({'width' : rowWidth}); //Set Width
    
        }
    }
    //On Hover Out
    function megaHoverOut(){
        $(this).find(".smenu").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)
    };
    
    $("ul#menu li .smenu").css({'opacity':'0'}); //Fade sub nav to 0 opacity on default
    $("ul#menu li").hoverIntent(config); //Trigger Hover intent with custom configurations
});