/*

 * 	Easy Slider 1.7 - jQuery plugin

 *	written by Alen Grakalic	

 *	http://cssglobe.com/post/4004/easy-slider-15-the-easiest-jquery-plugin-for-sliding

 *

 *	Copyright (c) 2009 Alen Grakalic (http://cssglobe.com)

 *	Dual licensed under the MIT (MIT-LICENSE.txt)

 *	and GPL (GPL-LICENSE.txt) licenses.

 *

 *	Built for jQuery library

 *	http://jquery.com

 *

 */



(function($) {



	$.fn.easySlider = function(options){

	  

		// default configuration properties

		var defaults = {			

			prevId: 		'prevBtn',

			prevText: 		'Previous',

			nextId: 		'nextBtn',	

			nextText: 		'Next',

			controlsShow:	true,

			controlsBefore:	'',

			controlsAfter:	'',	

			controlsFade:	true,

			firstId: 		'firstBtn',

			firstText: 		'First',

			firstShow:		false,

			lastId: 		'lastBtn',	

			lastText: 		'Last',

			lastShow:		false,				

			vertical:		false,

			fader: 			false,

			indicator: 		true,

            speed: 			1000,

			auto:			false,

			pause:			12000,

			continuous:		false, 

			numeric: 		false,

			numericId: 		'ajax_makespots'

		}; 

		

		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(); 

			var clickable = true;

			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.continuous){

				$("ul", obj).prepend($("ul li:last-child", obj).clone().css("margin-left","-"+ w +"px"));

				$("ul", obj).append($("ul li:nth-child(2)", obj).clone());

				$("ul", obj).css('width',(s+1)*w);

			};



			if(!options.vertical) $("li", obj).css('float','left');



			function setCurrent(i){

				i = parseInt(i)+1;



			};

			

			function adjust(){

				if(t>ts) t=0;

				if(t<0) t=ts;	

				if(!options.vertical) {

					$("ul",obj).css("margin-left",(t*w*-1));

				} else {

					$("ul",obj).css("margin-left",(t*h*-1));

				}

				clickable = true;

				if(options.fader) {

					$("ul",obj).fadeIn("slow");

				}



                if (t == 0) {



                $('#text ul li').hide().filter(':lt(1)').fadeIn("slow");



                } else {



                $('#text ul li').hide().filter(':gt(' + (t - 1) + ')').fadeIn("slow");



                }



				if(options.indicator) $("#progres").html(parseInt(t) + 1);

                if(options.numeric) setCurrent(t);

			};



            if(options.controlsShow){



                for (x = 0; x <= ts; x++)  {



                    if (t == x) {



                        $(document.createElement("span"))

						.attr('id', options.numericId + (x+1))

						.html('<a rel='+ x +' href=\"javascript:void(0);\"><img src="images/buttonholder_spot_active.png" alt="" /></a>')

						.appendTo($("#ajax_makespots"))

						.click(function(){

							animate($("a",$(this)).attr('rel'),true);

						});



                    } else {



                        $(document.createElement("span"))

						.attr('id', options.numericId + (x+1))

						.html('<a rel='+ x +' href=\"javascript:void(0);\"><img src="images/buttonholder_spot.png" alt="" /></a>')

						.appendTo($("#ajax_makespots"))

						.click(function(){

							animate($("a",$(this)).attr('rel'),true);

						});



                    }



                }



                // $('#ajax_makespots').html(generateHTML);



            }



			function animate(dir,clicked){



				if (clickable){

					clickable = false;

					var ot = t;				

					switch(dir){

						case "next":

							t = (ot>=ts) ? (options.continuous ? t+1 : ts) : t+1;

							break; 

						case "prev":

							t = (t<=0) ? (options.continuous ? t-1 : 0) : t-1;

							break; 

						case "first":

							t = 0;

							break; 

						case "last":

							t = ts;

							break; 

						default:

							t = dir;

							break;

					};	

					var diff = Math.abs(ot-t);

					var speed = diff*options.speed;

					if(options.fader) {

						$("ul",obj).fadeOut("slow", function(){

							p = (t*w*-1);

							$("ul",obj).animate(

								{ marginLeft: p },

								{ queue:false, duration: 1, complete:adjust }

							);

						});

					} else {

						if(!options.vertical) {



                            $('#text ul li').fadeOut("slow");



							p = (t*w*-1);

							$("ul",obj).animate(

								{ marginLeft: p },

								{ queue:false, duration:speed, complete:adjust }

							);





						} else {

							p = (t*h*-1);

							$("ul",obj).animate(

								{ marginTop: p }, 

								{ queue:false, duration:speed, complete:adjust }

							);					

						};

					};



                    if(options.controlsShow){



                        generateHTML = '';



                        if (t > ts) {



                            fakeT = 0;



                        } else {



                            fakeT = t;



                        }



                        $('#ajax_makespots').html('');



                        for (x = 0; x <= ts; x++)  {



                            if (fakeT == x) {



                                $(document.createElement("span"))

        						.attr('id', options.numericId + (x+1))

        						.html('<a rel='+ x +' href=\"javascript:void(0);\"><img src="images/buttonholder_spot_active.png" alt="" /></a>')

        						.appendTo($("#ajax_makespots"))

        						.click(function(){

        							animate($("a",$(this)).attr('rel'),true);

        						});



                            } else {



                                $(document.createElement("span"))

        						.attr('id', options.numericId + (x+1))

        						.html('<a rel='+ x +' href=\"javascript:void(0);\"><img src="images/buttonholder_spot.png" alt="" /></a>')

        						.appendTo($("#ajax_makespots"))

        						.click(function(){

        							animate($("a",$(this)).attr('rel'),true);

        						});



                            }



                        }



                    }



					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.numeric) setCurrent(0);



		});

	  

	};



})(jQuery);