$(document).ready(function() { 
	$('#menu-main-nav').superfish();
	$('.rsswidget').attr('target','_blank');  
    var rows = $('tbody tr'),
    tips = $('.tip');
    
    // adds zebra striping for tables
	$('tbody tr:odd').addClass('odd');
	
	// hides the session description and speaker name
	tips.hide();
	
	// new window for external links
	$("body").delegate("a[href^='http']:not([href*='" + window.location.host + "'])", "click", function(){
            $(this).attr("target", "_blank");
      });
	
	// makes the session name clickable and sets style
	// toggles the description on click
	rows.each(function(i){
	    if($(this).has(tips).length > 0) {
		    $(this).find('.sessionName').css({
		            'color' : '#cd4022',
		            'cursor' : 'pointer',
		            'text-decoration' : 'underline'
		        }).click(function(){
		        $(this).next('.tip').toggle("350");
		    });
	    }
	});
	// light box script
	
	$('.FormNyroModal').nyroModal({
		 minWidth: 700,
		 minHeight: 700
		});
	
	
	$('.nyroModal').nyroModal();
	
	// controls the filtering for the event categories
	// appends instructions and a reset link to show all
	var legend = $('#key');
	var instructions = $('<strong/>', {
		text : 'Filter by: '
	}).prependTo(legend);
	var reset = $('<a/>', {
		text : 'Clear Filter'
		}).css({
			'color' : '#cd4022',
			'cursor' : 'pointer',
			'text-decoration' : 'underline'
		}).appendTo(legend).click(function(){
			$(rows).show();
	});
	legend.find('span').css({
		'color' : '#cd4022',
		'cursor' : 'pointer',
		'text-decoration' : 'underline'
		}).click(function(e){
			$(rows).show();
			var clicked = $(this).attr('class');
			$(rows).not('.' + clicked).hide();
	});
	$('#collapse-all').click(function(){
		tips.hide();
	});
	$('#show-all').click(function(){
		tips.show();
	});
});
(function($) {
	$.fn.easySlider = function(options){	  
		// default configuration properties
		var defaults = {	
			loop:			true,
			prevId: 		'prevBtn',
			prevText: 		'Previous',
			nextId: 		'nextBtn',	
			nextText: 		'Next',
			controlsShow:	false,
			controlsBefore:	'',
			controlsAfter:	'',	
			controlsFade:	true,
			firstId: 		'firstBtn',
			firstText: 		'First',
			firstShow:		false,
			lastId: 		'lastBtn',	
			lastText: 		'Last',
			lastShow:		false,				
			vertical:		false,
			speed: 			800,
			auto:			false,
			pause:			2000,
			continuous:		false
		}; 
		
		var options = $.extend(defaults, options);  				
		this.each(function() {  
			var obj = $(this); 				
			var s = $("li", obj).length;
			var w = $("li", obj).width(); 
			var h = $("li", obj).height(); 
			obj.width(w); 
			obj.height(h); 
			obj.css("overflow","hidden");
			var ts = s-1;
			var t = 0;
			$("ul", obj).css('width',s*w);			
			if(!options.vertical) $("li", obj).css('float','left');
			
			if(options.controlsShow){
				var html = options.controlsBefore;
				if(options.firstShow) html += '<span id="'+ options.firstId +'"><a href=\"javascript:void(0);\">'+ options.firstText +'</a></span>';
				html += ' <span id="'+ options.prevId +'"><a href=\"javascript:void(0);\">'+ options.prevText +'</a></span>';
				html += ' <span id="'+ options.nextId +'"><a href=\"javascript:void(0);\">'+ options.nextText +'</a></span>';
				if(options.lastShow) html += ' <span id="'+ options.lastId +'"><a href=\"javascript:void(0);\">'+ options.lastText +'</a></span>';
				html += options.controlsAfter;						
				$(obj).after(html);										
			};
	
			$("a","#"+options.nextId).click(function(){		
				animate("next",true);
			});
			$("a","#"+options.prevId).click(function(){		
				animate("prev",true);				
			});	
			$("a","#"+options.firstId).click(function(){		
				animate("first",true);
			});				
			$("a","#"+options.lastId).click(function(){		
				animate("last",true);				
			});		
			
			
			
			function animate(dir,clicked){
				var ot = t;				
				switch(dir){
					case "next":
						t = (ot>=ts) ? (options.continuous ? 0 : ts) : t+1;						
						break; 
					case "prev":
						t = (t<=0) ? (options.continuous ? ts : 0) : t-1;
						break; 
					case "first":
						t = 0;
						break; 
					case "last":
						t = ts;
						break; 
					default:
						break; 
				};	
				
				var diff = Math.abs(ot-t);
				var speed = diff*options.speed;						
				if(!options.vertical) {
					p = (t*w*-1);
					$("ul",obj).animate(
						{ marginLeft: p }, 
						speed
					);				
				} else {
					p = (t*h*-1);
					$("ul",obj).animate(
						{ marginTop: p }, 
						speed
					);					
				};
				
				if(!options.continuous && options.controlsFade){					
					if(t==ts){
						$("a","#"+options.nextId).hide();
						$("a","#"+options.lastId).hide();
					} else {
						$("a","#"+options.nextId).show();
						$("a","#"+options.lastId).show();					
					};
					if(t==0){
						$("a","#"+options.prevId).hide();
						$("a","#"+options.firstId).hide();
					} else {
						$("a","#"+options.prevId).show();
						$("a","#"+options.firstId).show();
					};					
				};				
				
				if(clicked) clearTimeout(timeout);
				if(options.auto && dir=="next" && !clicked){;
					timeout = setTimeout(function(){
						animate("next",false);
					},diff*options.speed+options.pause);
				};
				
			};
			// init
			var timeout;
			if(options.auto){;
				timeout = setTimeout(function(){
					animate("next",false);
				},options.pause);
			};		
		
			if(!options.continuous && options.controlsFade){					
				$("a","#"+options.prevId).hide();
				$("a","#"+options.firstId).hide();				
			};				
			
		});
	  
	};

})(jQuery);