/*
	jQuery Coda-Slider v1.1 - http://www.ndoherty.com/coda-slider
	
	Copyright (c) 2007 Niall Doherty
	
	Inspired by the clever folks at http://www.panic.com/coda
	Many thanks to Gian Carlo Mingati. Coda-Slider is a heavily modified version of his slideViewer, which can be found at  http://www.gcmingati.net/wordpress/wp-content/lab/jquery/imagestrip/imageslide-plugin.html
	
	Requirements:
	-  jQuery 1.2 ... available via  http://www.jquery.com
	-  jQuery easing plugin (1.2) ... available via  http://gsgd.co.uk/sandbox/jquery/easing/
	- jQuery easing compatability plugin ... available via  http://gsgd.co.uk/sandbox/jquery/easing/
	- CSS included in index.html
	
	Edited by Stanislav HeWeR Hruska stanislav.hruska@gmail.com
	
*/

jQuery(function(){
	jQuery("div.csw").prepend("<p class='loading'>Loading...<br /><img src='images/ajax-loader.gif' alt='loading...'/ ></p>");
});
var j = 0;
jQuery.fn.codaSlider = function(settings) {
	 settings = jQuery.extend({
     easeFunc: "expoinout",
     easeTime: 300,
     toolTip: false
  }, settings);
	return this.each(function(){
		var container = jQuery(this);
		// Remove the preloader gif...
		container.find("p.loading").remove();
		// Self-explanatory...
		container.removeClass("csw").addClass("stripViewer");
		// Get the width of a panel, set from CSS...
		var panelWidth = container.find("div.panel").width()*3;
		// panelCount gives us a count of the panels in the container...
		var panelCount = container.find("div.panel").size();
		// Calculate the width of all the panels when lined up end-to-end...
		var stripViewerWidth = panelWidth*panelCount;
		// Use the above width to specify the CSS width for the panelContainer element...
		container.find("div.panelContainer").css("width" , stripViewerWidth);
		// Set the navWidth as a multiple of panelCount to account for margin-right on each li
		var navWidth = panelCount*2;
		
		// Specify the current panel. Default is 1, the 1st one:
		var cPanel = 1;
		// If the loaded URL has a hash (cross-linking), we're going to use that hash to give the slider a specific starting position...
		if (location.hash && parseInt(location.hash.slice(1)) <= panelCount) {
			cPanel = parseInt(location.hash.slice(1));
		// Otherwise, we'll find panel with "selected" class (if present):
		} else {
		  $('div.panel', container).each(function (i, el) {
		    if ($(el).hasClass('selected')) {
		      //jQuery($slider1).find("div.panelContainer").css({ left: i });
		      cPanel = i + 1;
        }
      });
		};
		if (1 != cPanel) {
			var cnt = - (panelWidth*(cPanel - 1));
			jQuery(this).find("div.panelContainer").css({ left: cnt });
    }
		
		// Create appropriate nav
		container.each(function(i) {
			
			// Create the Left and Right arrows
			// jQuery(this).before("<div class='stripNavL' id='stripNavL" + j + "'><a href='#'>Left</a><\/div>");
			// jQuery(this).after("<div class='stripNavR' id='stripNavR" + j + "'><a href='#'>Right</a><\/div>");
			
			// Create the Tabs
			// jQuery(this).before("<div class='stripNav' id='stripNav" + j + "'><ul><\/ul><\/div>");
			// jQuery(this).find("div.panel").each(function(n) {
			// jQuery("div#stripNav" + j + " ul").append("<li><a href='#" + (n+1) + "'>" + jQuery(this).attr("title") + "<\/a><\/li>");												
			// });
			
			// Tab nav
			jQuery("div#stripNav" + j + " a").each(function(z) {
				// Figure out the navWidth by adding up the width of each li
				navWidth += jQuery(this).parent().width();
				// What happens when a nav link is clicked
				jQuery(this).bind("click", function() {
					jQuery(this).addClass("current").parent().parent().find("a").not(jQuery(this)).removeClass("current"); // wow!
					var cnt = - (panelWidth*z);
					cPanel = z + 1;
					jQuery(this).parent().parent().parent().next().find("div.panelContainer").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
				});
			});
			
			var ctPanel = (panelCount/3);
			

			$("#SliderLeft").hide();
			
			
			
			// Left nav
			jQuery("#SliderLeft").click(function(){
				if (cPanel == 2) {
  				      if (cPanel == 2) {
      					  $("#SliderLeft").hide();
      					  $("#SliderRight").show();
    					    cPanel -= 1;
    					    var cnt = - (panelWidth*(cPanel - 1));
    					} else {
      					  cPanel -= 1;
        					var cnt = - (panelWidth*(cPanel - 1));
        					$("#SliderRight").show();
    					};
            } else {
    					cPanel -= 1;
    					var cnt = - (panelWidth*(cPanel - 1));
    					$("#SliderRight").show();
				};
				jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().prev().find("a").addClass("current");
    		jQuery(this).parent().parent().find("div.panelContainer").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
				// Change the URL hash (cross-linking)...
				// location.hash = cPanel;
				return false;
			});
			
			// Right nav
			jQuery("#SliderRight").click(function(){
				if (cPanel >= (ctPanel-1)) {
				    if (cPanel >= (ctPanel)) {
  					  cPanel += 1;
  					  var cnt = - (panelWidth*cPanel);
  					} else {
  					  var cnt = - (panelWidth*cPanel);
  					  $("#SliderRight").hide();
  					  $("#SliderLeft").show();
  					  cPanel += 1;
  					};  
          } else {
  					var cnt = - (panelWidth*cPanel);
  					cPanel += 1;
  					$("#SliderLeft").show();
				};
				jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().next().find("a").addClass("current");
  			jQuery(this).parent().parent().find("div.panelContainer").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
				// Change the URL hash (cross-linking)...
				// location.hash = cPanel;
				return false;
			});
			
			// Same-page cross-linking
			//jQuery("a.cross-link").click(function(){
			//jQuery(this).parents().find(".stripNav ul li a:eq(" + (parseInt(jQuery(this).attr("href").slice(1)) - 1) + ")").trigger('click');
			//});	
			
			// Set the width of the nav using the navWidth figure we calculated earlier. This is so the nav can be centred above the slider
			jQuery("div#stripNav" + j).css("width" , navWidth);
			
			// Specify which tab is initially set to "current". Depends on if the loaded URL had a hash or not (cross-linking).
			// jQuery("div#stripNav" + j + " a:eq(" + (cPanel - 1) + ")").addClass("current");
			
		});
		
		j++;
  });
};