/*
	jQuery Coda-Slider v1.1 - http://www.ndoherty.com/coda-slider
	Copyright (c) 2007 Niall Doherty
	
	Modificado y adaptado por Alejandro Prieto, ABC Comunicación - http://www.abccomunicacion.com/
	
	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/
	
	Modificaciones:
	- Removidas las pestañas
	- Removido código innecesario
	- La navegación se crea dentro del objeto
	
	TODO:
	- Navegación en el archivo HTML

*/

jQuery(function(){
	jQuery("div.preloader").prepend("<p class='loading'><img src='../imagenes/ajax-loader.gif' alt='Cargando'/ ></p>");
});
var j = 0;
jQuery.fn.codaSlider = function(settings) {
	 settings = jQuery.extend({
     easeFunc: "expoinout",
     easeTime: 750,
     toolTip: false
  }, settings);
	return this.each(function(){
		var container = jQuery(this);
		// Remove the preloader gif...
		container.find("p.loading").remove();
		// Self-explanatory...
		container.removeClass("preloader");
		// Get the width of a panel, set from CSS...
		var panelWidth = container.find("div.panel").width();
		// 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 items element...
		container.find("div.items").css("width" , stripViewerWidth);
		
		// 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 && parseInt(location.hash.slice(1)) <= panelCount) {
			var cPanel = parseInt(location.hash.slice(1));
			var cnt = - (panelWidth*(cPanel - 1));
			jQuery(this).find("div.items").css({ left: cnt });
		// Otherwise, we'll just set the current panel to 1...
		} else { 
			var cPanel = 1;
		};
		
		// Navegación
		container.each(function(i) {
			
			// Crea la navegación DENTRO del objeto
			jQuery(this).append("<div class='prev' id='prev" + j + "'><a href='#'>Anterior</a><\/div>");
			jQuery(this).append("<div class='next' id='next" + j + "'><a href='#'>Siguiente</a><\/div>");
			

		  // Anterior
			jQuery("div#prev" + j + " a").click(function(){
				if (cPanel == 1) {
					var cnt = - (panelWidth*(panelCount - 1));
					cPanel = panelCount;
				} else {
					cPanel -= 1;
					var cnt = - (panelWidth*(cPanel - 1));
				};
				jQuery(this).parent().parent().find("div.items").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
				// Change the URL hash (cross-linking)...
				location.hash = cPanel;
				return false;
			});
			
			// Siguiente nav
			jQuery("div#next" + j + " a").click(function(){
				if (cPanel == panelCount) {
					var cnt = 0;
					cPanel = 1;
				} else {
					var cnt = - (panelWidth*cPanel);
					cPanel += 1;
				};
				jQuery(this).parent().parent().find("div.items").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
				// Change the URL hash (cross-linking)...
				location.hash = cPanel;
				return false;
			});
			
		});
		
		j++;

  });
};