/*	jQuery Coda-Slider v1.1 - http://www.ndoherty.com/coda-slider
	Copyright (c) 2007 Niall Doherty */

jQuery(function(){
	jQuery("div.csw").prepend("<p class='loading'>Loading...<br /></p>");
});
var j = 0;
jQuery.fn.codaSlider = function(settings) {
	 settings = jQuery.extend({
     easeFunc: "expoinout",
     easeTime: 800,
     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");
      $(".stripViewer").css({opacity: "hide"});
      $('.stripViewer').animate({opacity: "show"}, 2000);
		jQuery(this).parent().parent("#carousel").removeClass("prejs").animate({opacity: "1"}, 2000);
		// Get the width of a panel, set from CSS...
		var panelWidth = container.find("li.panel").width();
		// PR - Get the height of a panel, set from CSS...
		var panelHeight = container.find("li.panel").height();
		// panelCount gives us a count of the panels in the container...
		var panelCount = container.find("li.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("ul.panelContainer").css("width" , stripViewerWidth);
		// Set the navWidth as a multiple of panelCount to account for margin-right on each li
		var navWidth = panelCount*0;
		// Specify the current panel.
		// 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.substring(1) && parseInt(location.hash.slice(1).substring(1)) <= panelCount) {
			var cPanel = parseInt(location.hash.slice(1).substring(1));
         var p = $("li.panel:nth-child(" + cPanel +")");
         var offset = p.position();
         var togol = offset.left;
         var togot = offset.top;
			jQuery(this).find("ul.panelContainer").css({ left: -togol, top: -togot });
		// Otherwise, we'll just set the current panel to 1...
		} else { 
			var cPanel = 1;
		};

		// Create appropriate nav
		container.each(function(i) {
			// Create the Tabs
			jQuery(this).before("<div class='stripNav' id='stripNav" + j + "'><ul><\/ul><\/div>");
			jQuery(this).find("li.panel").each(function(n) {
               jQuery("div#stripNav" + j + " ul").append("<li class='tab" + (n+1) + "'><a href='#a" + (n+1) + "'>" + (n+1) + "<\/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).parent().parent().parent().parent().find("div.stripNav a.current").removeClass("current");
               jQuery(this).addClass("current").parent().parent().find("a").not(jQuery(this)).removeClass("current"); // wow!
               var that = $(this).parent("li");
               cPanel = z + 1;
               var p = $("li.panel:nth-child(" + cPanel +")");
               var offset = p.position();
               var togol = offset.left;
               var togot = offset.top;
               jQuery(this).parent("li").parent().parent().next().find("ul.panelContainer").animate({ left: -togol, top: -togot}, settings.easeTime, settings.easeFunc);
				});
			});
			
			// Same-page cross-linking
			jQuery(".cross-link").click(function(){
				jQuery(this).parents().find("#stripNav0 ul li a:eq(" + (parseInt(jQuery(this).attr("href").slice(1).substring(1)) - 1) + ")").trigger('click');
				//jQuery(this).parents().find(".stripNav ul li a:eq(" + (parseInt(jQuery(this).attr("href").slice(1).substring(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).
			if (location.hash.substring(1) && parseInt(location.hash.slice(1).substring(1)) <= panelCount) {
				jQuery("div#stripNav" + j + " a:eq(" + (location.hash.slice(1).substring(1) - 1) + ")").addClass("current");
			} else {
				jQuery("div#stripNav" + j + " a:eq(0)").addClass("current");
			}
		});
		
		j++;
  });
};