(function( $ ){
		  $.fn.slider = function(){ 
		    var currentPosition = 0;
		  	var slides = this.find('div').addClass('slide');
			var number_of_slides = slides.length;
			var slideWidth = $('.slide').width();
			var prev_slide;
			var navi ='';
			var animate_l = false;
			var animate_r = true;
			slides.wrapAll('<div id="wrapper"></div>');
			$('#wrapper').wrap('<div id="zawijak_container"></div>').css('width',number_of_slides*$('.slide').width());
			$('#zawijak_container').css('width', $('.slide').width());
		  	this.append('<div class="clear"></div>');
		  	for(i=1;i<=number_of_slides;i=i+1){
	  			navi += '<a rel="'+i+'" class="nav'+i+'"></a> ';
	  		}
		  	//navi += '<a class="nav_det"></a>';
		  	$("#zawijak .navigator").html(navi);
		  	
		  	
		  	$('.navigator a').bind('click', function(){
		  		$('.navigator').find('a[rel=\''+(currentPosition+1)+'\']').css('background','url(http://indywidualni.bzwbk.pl/_items/faktor.bzwbk.pl/img/'+(currentPosition+1)+'w.jpg)');
		  		$('#wrapper').animate({
			        'marginLeft' : slideWidth*((-$(this).attr('rel'))+1)
			    });
		  		
		  		currentPosition = $(this).attr('rel')-1;
                                $(this).css('background','url(http://indywidualni.bzwbk.pl/_items/faktor.bzwbk.pl/img/'+$(this).attr('rel')+'g.jpg)');
		  		if(currentPosition==0){ $('#leftControl').addClass('inactive_btn_l') }
			      else{ $('#leftControl').removeClass('inactive_btn_l') }
			      if(currentPosition==number_of_slides-1){ $('#rightControl').addClass('inactive_btn_r') }
			      else{ $('#rightControl').removeClass('inactive_btn_r') }
		  		//alert(currentPosition);
		  	});	
		  };
		})( jQuery );