(function( $ ){

  $.fn.liteSlider = function(visible) {

	var array_length = $(this).length;
	
	$(this).each( function(i, e){
		
		if ( visible != i ) {
			$(this).css('display', 'none');
		}
		else {
			$(this).css('display', 'block');
			
			var prev_element = (i-1);
			var next_element = (i+1);
			
			if ( prev_element == -1 )
				prev_element = array_length-1;
				
			if ( next_element == array_length )	
				next_element = 0;	
			
			var liteSlider_nav_prev = '<img src="/img/1leftarrow.png" class="liteSlider_navigator" id="liteSlider_nav_prev" onclick="liteSlider_changeElement(\'' + prev_element + '\')" />';
			var liteSlider_nav_next = '<img src="/img/1rightarrow.png" class="liteSlider_navigator" id="liteSlider_nav_next" onclick="liteSlider_changeElement(\'' + next_element + '\')" />';
		
			$(this).prepend(liteSlider_nav_next);
			$(this).prepend(liteSlider_nav_prev);
			$('.liteSlider_navigator').css('cursor', 'pointer');			
			
			$('#liteSlider_nav_prev').css({'position' : 'relative', 'margin' : 0, 'padding' : 0});
			$('#liteSlider_nav_next').css({'position' : 'relative', 'margin' : 0, 'padding' : 0, 'margin-right' : '2em'});
						
		}
				
	});

	//Auxiliar functions	
	liteSlider_changeElement = function(i) {
	  	
	  	$('#trabajos').fadeOut('slow', function(){
	  		$('.liteSlider_navigator').remove();
	  		$('#liteSlider_nav').remove();
	  		$('#trabajos .trabajo').liteSlider(i);
	  		$('#trabajos').fadeIn('fast');
	  	});
	}


  };
  
    
})( jQuery );


$(document).ready(function(){
	$('#trabajos .trabajo').liteSlider(0);
});