/*
 * 	Easy Slider - jQuery plugin
 *	written by Alen Grakalic	
 *	http://cssglobe.com/post/3783/jquery-plugin-easy-image-or-content-slider
 *
 *	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
 *
 */
 
/*
 *	markup example for $("#images").easySlider();
 *	
 * 	<div id="images">
 *		<ul>
 *			<li><img src="images/01.jpg" alt="" /></li>
 *			<li><img src="images/02.jpg" alt="" /></li>
 *			<li><img src="images/03.jpg" alt="" /></li>
 *			<li><img src="images/04.jpg" alt="" /></li>
 *			<li><img src="images/05.jpg" alt="" /></li>
 *		</ul>
 *	</div>
 *
 */



(function($) {

	$.fn.easySlider = function(options){

          var is_chrome = navigator.userAgent.toLowerCase().indexOf('chrome') > -1;



		// default configuration properties
		var defaults = {
			prevId: 		'prevBtn',
			prevText: 		'Previous',
			nextId: 		'nextBtn',	
			nextText: 		'Next',
			orientation:            '', //  'vertical' is optional;
			speed: 			800,
                        modele:                 'accueil'
		}; 
		
		var options = $.extend(defaults, options);  
		
		return this.each(function() {  
			obj = $(this); 				
			var s = $("li", obj).length;
			var w = obj.width(); 
			var h = obj.height(); 
			var ts = s-1;
			var t = 0;
			var vertical = (options.orientation == 'vertical');
			$("ul", obj).css('width',s*w);
			if(!vertical) $("li", obj).css('float','left');

                       
                        if(options.modele == 'accueil'){
                          $("#slider_nav").html('<center><div style=\"border:0px solid red;width:200px;\"><div id="'+ options.prevId +'" style="float:left;width:50px;" ><a href=\"javascript:void(0);\">'+ options.prevText +'</a>&nbsp;</div><div id="'+ options.nextId +'" style="position:relative;float:left;left:35px;z-index:0;width:50px;" ><a href=\"javascript:void(0);\">'+ options.nextText +'</a>&nbsp;</div><div id=\"centre_navigation\" name=\"centre_navigation\" style="float:left;position:relative;left:-60px;z-index:1;width:50px;" >' + options.centerText + '</div> </div></center>');  
                        }

                        if(options.modele == 'chalet'){
                            $(obj).after('<center><span id="'+ options.prevId +'"><a href=\"javascript:void(0);\">'+ options.prevText +'</a></span> <span id="'+ options.nextId +'"><a href=\"javascript:void(0);\">'+ options.nextText +'</a></span></center>');

                           if ( is_chrome ){
                                $("#nextBtn").css('margin-left', '0px');
                                $("#prevBtn").css('margin-left', '-360px');
                              }

                        }

                        $("a","#"+options.prevId).hide();
			$("a","#"+options.nextId).hide();
                        $("#centre_navigation").hide();
                                                       
			$("a","#"+options.nextId).click(function(){		
				animate("next");
				if (t>=ts) $(this).fadeOut();
				$("a","#"+options.prevId).fadeIn();
			});
			$("a","#"+options.prevId).click(function(){		
				animate("prev");
				if (t<=0) $(this).fadeOut();
				$("a","#"+options.nextId).fadeIn();
			});	
			
			function animate(dir){
				if(dir == "next"){
					t = (t>=ts) ? ts : t+1;	
				} else {
					t = (t<=0) ? 0 : t-1;
				};								
				if(!vertical) {

					p = (t*w*-1);
                                        
					$("ul",obj).animate(
						{ marginLeft: p }, 
						options.speed
					);				
				} else {
                                    
					p = (t*h*-1);
					$("ul",obj).animate(
						{ marginTop: p }, 
						options.speed
					);					
				}
			};

                       

			if(s>1){
                            $("a","#"+options.nextId).fadeIn();
                            $("#centre_navigation").fadeIn();
                        }
			
			//$(this).everyTime(4000,function(i) {
				//if (t<=0) 
					//animate("next");
				//else
					//animate("prev");
					
			//});
		});
	  
	};

})(jQuery);

 function positioneSliderNav() {
    var ref_slider_nav = $("#ref_slider_nav");
    var pos = ref_slider_nav.position();
    $("#slider_nav").css("top",(pos.top) + 'px');
    $("#slider_nav").css("left",(pos.left - 70) + 'px');
}
//var timer=setInterval("positioneSliderNav()", 1000);