(function($) {
	jQuery.fn.reverse = Array.prototype.reverse;
var
		 config	= {},
		// auxiliar functions
		aux = {
			setup : function( $wrapper, $items, opts ) {
				
				// set the wrappers position to relative
				$wrapper.css('position', 'relative');
				
				// save the items position
				aux.saveInitialPosition( $items );
				
				// set the items to absolute and assign top & left
				$items.each(function(i) {
					var $item 	= $(this).not('.hidden');
					
					$item.css({
						position	: 'absolute',
						left		: $item.data('left'),
						top			: $item.data('top')
					});
				});
				
					// check how many items we have per row
				var rowCount 	= Math.floor( $wrapper.width() / $items.width() ),
					// number of items to show is rowCount * n rows
					shown		= rowCount * opts.rows,
					// total number of rows
					totalRows	= Math.ceil( $items.length / rowCount );
				
				// save this values for later
				config.totalRows	= totalRows;
				config.rowCount 	= rowCount;
				config.shownItems	= shown;

				// Adjust slider height
				if(config.totalRows === 1) {
					$wrapper.animate({height: 300}, 300);
				} else {
					$wrapper.animate({height: opts.rows*330-30}, 300);
				}
				
				// show n rowns
				$wrapper.children(':not(.hidden):gt(' + (shown - 1) + ')').hide();
				
				// assign row classes to the items
				$items.each(function(i) {
					var $item 	= $(this).not('.hidden'),
						row		= Math.ceil( (i + 1) / rowCount );
					
					$item.addClass('projects-slider-row_' + row);		
				});
				
				nav.setup( $wrapper, $items, opts );
				
			},
			saveInitialPosition	: function( $items ) {
				$items.each(function(i) {
					var $item 	= $(this).not('.hidden');
					
					$item.data({
						left		: $item.position().left + 'px',
						top			: $item.position().top + 'px'
					});									
				});
			}
		},
		// navigation types
		nav		= {
			setup			: function( $wrapper, $items, opts ) {
				nav[opts.type.mode].setup( $wrapper, $items, opts );
			},
			def				: {
				setup		: function( $wrapper, $items, opts ) {
					$items.each(function(i) {
						var $item 	= $(this).not('.hidden'),
							row		= Math.ceil( (i + 1) / config.rowCount ),
							t,
							f = row % opts.rows;
					
						if( f === 1 ) {
							t = '0px';		
						} else if( f === 0 ) {
							t = (opts.rows - 1) * $items.height()  + 'px'; 
						} else {
							t = (f - 1) * $items.height() + 'px';
						}
						
						$item.css({ top	: t });
					});	
				},
				pagination	: function( $wrapper, dir, opts ) {
					if( ( dir === 1 && config.currentRow + opts.rows > config.totalRows ) || 
						( dir === -1 && config.currentRow - opts.rows <= 0 )
					) {
						$wrapper.data( 'anim', false );
						return false;
					}
					
					var currentRows	= '', nextRows = '';
					
					for( var i = 0; i < opts.rows; ++i ) {
						currentRows += '.projects-slider-row_' + (config.currentRow + i) + ',';
						
						(dir === 1)
							? nextRows	+= '.projects-slider-row_' + (config.currentRow + opts.rows + i) + ','
							: nextRows	+= '.projects-slider-row_' + (config.currentRow - 1 - i) + ',';
					}
					
					$wrapper.children(currentRows).not('.hidden').hide();
					$wrapper.children(nextRows).not('.hidden').show();
					
					(dir === 1) ? config.currentRow += opts.rows : config.currentRow -= opts.rows;
					
					$wrapper.data( 'anim', false );

					// Disabled buttons when needed
					if( config.currentRow === 1 ) {
						$(opts.navL).addClass('disabled');
						$(opts.navR).removeClass('disabled');
					} else if( (config.totalRows-1) === config.currentRow ) {
						$(opts.navR).addClass('disabled');
						$(opts.navL).removeClass('disabled');
					} else {
						$(opts.navR).removeClass('disabled');
						$(opts.navL).removeClass('disabled');
					}
				}
			},
			fade			: {
				setup		: function( $wrapper, $items, opts ) {
					// same like def mode
					nav['def'].setup( $wrapper, $items, opts );
				},
				pagination	: function( $wrapper, dir, opts ) {
					if( ( dir === 1 && config.currentRow + opts.rows > config.totalRows ) ||
						( dir === -1 && config.currentRow - opts.rows <= 0 )
					) {
						$wrapper.data( 'anim', false );
						return false;
					}
					
					var currentRows	= '', nextRows = '';
					
					for( var i = 0; i < opts.rows; ++i ) {
						currentRows += '.projects-slider-row_' + (config.currentRow + i) + ',';
						
						(dir === 1)
							? nextRows	+= '.projects-slider-row_' + (config.currentRow + opts.rows + i) + ','
							: nextRows	+= '.projects-slider-row_' + (config.currentRow - 1 - i) + ',';
					}
					
					$wrapper.children(currentRows).not('.hidden').fadeOut( opts.type.speed, opts.type.easing );
					
					var $nextRowElements= $wrapper.children(nextRows).not('.hidden'),

						totalNextRows	= $nextRowElements.length,
						cnt				= 0;
						
					$nextRowElements.fadeIn( opts.type.speed, opts.type.easing, function() {
						++cnt;
						if( cnt === totalNextRows ) {
							$wrapper.data( 'anim', false );
						}	
					});
					
					(dir === 1) ? config.currentRow += opts.rows : config.currentRow -= opts.rows;

					// Disabled buttons when needed
					if( config.currentRow === 1 ) {
						$(opts.navL).addClass('disabled');
						$(opts.navR).removeClass('disabled');
					} else if( (config.totalRows-1) === config.currentRow ) {
						$(opts.navR).addClass('disabled');
						$(opts.navL).removeClass('disabled');
					} else {
						$(opts.navR).removeClass('disabled');
						$(opts.navL).removeClass('disabled');
					}
				}
			},
			seqfade			: {
				setup		: function( $wrapper, $items, opts ) {
					// same like def mode
					nav['def'].setup( $wrapper, $items, opts );
				},
				pagination	: function( $wrapper, dir, opts ) {
					if( ( dir === 1 && config.currentRow + opts.rows > config.totalRows ) || 
						( dir === -1 && config.currentRow - opts.rows <= 0 )
					) {
						$wrapper.data( 'anim', false );
						return false;
					}
					
					var currentRows	= '', nextRows = '';
					for( var i = 0; i < opts.rows; ++i ) {
						currentRows += '.projects-slider-row_' + (config.currentRow + i) + ',';
						
						(dir === 1)
						? nextRows	+= '.projects-slider-row_' + (config.currentRow + opts.rows + i) + ','
						: nextRows	+= '.projects-slider-row_' + (config.currentRow - 1 - i) + ',';
					}
					
					var seq_t	= opts.type.factor;
					
					var $currentRowElements;
					( dir === 1 )
						? $currentRowElements = $wrapper.children(currentRows).not('.hidden')
						: $currentRowElements = $wrapper.children(currentRows).not('.hidden').reverse();
						
					$currentRowElements.each(function(i) {
						var $el = $(this).not('.hidden');
						setTimeout(function() {
							$el.fadeOut( opts.type.speed, opts.type.easing )
						}, seq_t + i * seq_t);
					});
					
					var $nextRowElements;
					( dir === 1 )
						? $nextRowElements = $wrapper.children(nextRows).not('.hidden')
						: $nextRowElements = $wrapper.children(nextRows).not('.hidden').reverse();
					
					var total_elems	= $nextRowElements.length,
						cnt			= 0;
					
					$nextRowElements.each(function(i) {
						var $el = $(this).not('.hidden');
						setTimeout(function() {
							$el.fadeIn( opts.type.speed, opts.type.easing, function() {
								++cnt;
								if( cnt === total_elems ) { 
									$wrapper.data( 'anim', false );
								}	
							})
						}, (seq_t * 2) + i * seq_t);
					});
					
					(dir === 1) ? config.currentRow += opts.rows : config.currentRow -= opts.rows;

					// Disabled buttons when needed
					if( config.currentRow === 1 ) {
						$(opts.navL).addClass('disabled');
						$(opts.navR).removeClass('disabled');
					} else if( (config.totalRows-1) === config.currentRow ) {
						$(opts.navR).addClass('disabled');
						$(opts.navL).removeClass('disabled');
					} else {
						$(opts.navR).removeClass('disabled');
						$(opts.navL).removeClass('disabled');
					}
				}
			},
			updown			: {
				setup		: function( $wrapper, $items, opts ) {
					$wrapper.children(':not(.hidden):gt(' + (config.shownItems - 1) + ')').css('opacity', 0);
					
					$items.each(function(i) {
						var $item 	= $(this).not('.hidden'),
							row		= Math.ceil( (i + 1) / config.rowCount ),
							t		= $item.position().top,
							f = row % opts.rows;
						
						if( row > opts.rows ) {
							t = (opts.rows * $items.height());		
						}
						
						$item.css({ top	: t + 'px'});
					});
				},
				pagination	: function( $wrapper, dir, opts ) {
					if( ( dir === 1 && config.currentRow + opts.rows > config.totalRows ) || 
						( dir === -1 && config.currentRow - 1 <= 0 )
					) {
						$wrapper.data( 'anim', false );
						return false;
					}
					
					var movingRows	= '';
					
					for( var i = 0; i <= opts.rows; ++i ) {
						( dir === 1 )
							? movingRows += '.projects-slider-row_' + (config.currentRow + i) + ','
							: movingRows += '.projects-slider-row_' + (config.currentRow + (i - 1)) + ',';
					}
					
					var $elements;
					
					( dir === 1 )
						? $elements = $wrapper.children(movingRows).not('.hidden')
						: $elements = $wrapper.children(movingRows).not('.hidden').reverse();
					
					var total_elems	= $elements.length,
						cnt			= 0;
					
					$elements.each(function(i) {
						var $el 		= $(this).not('.hidden'),
							row			= $el.attr('class'),
							animParam	= {},
							
							currentRow	= config.currentRow;
						
						// if first row fade out
						// if last row fade in
						// for all the rows move them up / down
						if( dir === 1 ) {
							if(  row === 'projects-slider-row_' + (currentRow) ) {
								animParam.opacity	= 0;
							}
							else if( row === 'projects-slider-row_' + (currentRow + opts.rows) ) {
								animParam.opacity	= 1;
							}
						}
						else {
							if(  row === 'projects-slider-row_' + (currentRow - 1) ) {
								animParam.opacity	= 1;
							}
							else if( row === 'projects-slider-row_' + (currentRow + opts.rows - 1) ) {
								animParam.opacity	= 0;
							}
						}
						
						$el.show();
						
						(dir === 1)
							? animParam.top = $el.position().top - $el.height() + 'px'
							: animParam.top = $el.position().top + $el.height() + 'px'
						
						$el.stop().animate(animParam, opts.type.speed, opts.type.easing, function() {
							if( parseInt( animParam.top ) < 0 || parseInt( animParam.top ) > $el.height() * (opts.rows - 1) )
								$el.hide();
							
							++cnt;
							if( cnt === total_elems ) {
								$wrapper.data( 'anim', false );
							}	
						});
					});
					
					(dir === 1) ? config.currentRow += 1 : config.currentRow -= 1;

					// Disabled buttons when needed
					if( config.currentRow === 1 ) {
						$(opts.navL).addClass('disabled');
						$(opts.navR).removeClass('disabled');
					} else if( (config.totalRows-1) === config.currentRow ) {
						$(opts.navR).addClass('disabled');
						$(opts.navL).removeClass('disabled');
					} else {
						$(opts.navR).removeClass('disabled');
						$(opts.navL).removeClass('disabled');
					}
				}
			},
			sequpdown		: {
				setup 		: function( $wrapper, $items, opts ) {
					// same like updown mode
					nav['updown'].setup( $wrapper, $items, opts );
				},
				pagination	: function( $wrapper, dir, opts ) {
					if( ( dir === 1 && config.currentRow + opts.rows > config.totalRows ) || 
						( dir === -1 && config.currentRow - 1 <= 0 )	
					) {
						$wrapper.data( 'anim', false );
						return false;
					}
					
					var movingRows	= '';
					
					for( var i = 0; i <= opts.rows; ++i ) {
						( dir === 1 )
							? movingRows += '.projects-slider-row_' + (config.currentRow + i) + ','
							: movingRows += '.projects-slider-row_' + (config.currentRow + (i - 1)) + ',';
					}
					
					var seq_t	= opts.type.factor,
						$elements;
					
					var dircond	= 1;
					if( opts.type.reverse ) dircond = -1;
					( dir === dircond )
						? $elements = $wrapper.children(movingRows).not('.hidden')
						: $elements = $wrapper.children(movingRows).not('.hidden').reverse();
					
					var total_elems	= $elements.length,
						cnt			= 0;
					
					$elements.each(function(i) {
						var $el 		= $(this).not('.hidden'),
							row			= $el.attr('class'),
							animParam	= {},
							
							currentRow	= config.currentRow;
							
						setTimeout(function() {
							// if first row fade out
							// if last row fade in
							// for all the rows move them up / down
							if( dir === 1 ) {
								if(  row === 'projects-slider-row_' + (currentRow) ) {
									animParam.opacity	= 0;
								}
								else if( row === 'projects-slider-row_' + (currentRow + opts.rows) ) {
									animParam.opacity	= 1;
								}
							}
							else {
								if(  row === 'projects-slider-row_' + (currentRow - 1) ) {
									animParam.opacity	= 1;
								}
								else if( row === 'projects-slider-row_' + (currentRow + opts.rows - 1) ) {
									animParam.opacity	= 0;
								}
							}
							
							$el.show();
							
							(dir === 1)
								? animParam.top = $el.position().top - $el.height() + 'px'
								: animParam.top = $el.position().top + $el.height() + 'px'
							
							$el.stop().animate(animParam, opts.type.speed, opts.type.easing, function() {
								if( parseInt( animParam.top ) < 0 || parseInt( animParam.top ) > $el.height() * (opts.rows - 1) )
									$el.hide();
									
								++cnt;
								if( cnt === total_elems ) { 
									$wrapper.data( 'anim', false );
								}	
							});	
						}, seq_t + i * seq_t);
					});
					
					(dir === 1) ? config.currentRow += 1 : config.currentRow -= 1;

					// Disabled buttons when needed
					if( config.currentRow === 1 ) {
						$(opts.navL).addClass('disabled');
						$(opts.navR).removeClass('disabled');
					} else if( (config.totalRows-1) === config.currentRow ) {
						$(opts.navR).addClass('disabled');
						$(opts.navL).removeClass('disabled');
					} else {
						$(opts.navR).removeClass('disabled');
						$(opts.navL).removeClass('disabled');
					}
				}
			},
			showhide		: {
				setup 		: function( $wrapper, $items, opts ) {
					$items.each(function(i) {
						var $item 	= $(this).not('.hidden'),
							row		= Math.ceil( (i + 1) / config.rowCount ),
							t,
							f = row % opts.rows;
						
						if( f === 1 ) {
							t = '0px';		
						} else if( f === 0 ) {
							t = (opts.rows - 1) * $items.height()  + 'px'; 
						} else {
							t = (f - 1) * $items.height() + 'px';
						}
						
						$item.css({ top	: t });
					});		
				},
				pagination	: function( $wrapper, dir, opts ) {
					if( ( dir === 1 && config.currentRow + opts.rows > config.totalRows ) || 
						( dir === -1 && config.currentRow - opts.rows <= 0 )
					) {
						$wrapper.data( 'anim', false );
						return false;
					}
					
					var currentRows	= '', nextRows = '';
					
					for( var i = 0; i < opts.rows; ++i ) {
						currentRows += '.projects-slider-row_' + (config.currentRow + i) + ',';
						
						(dir === 1)
							? nextRows	+= '.projects-slider-row_' + (config.currentRow + opts.rows + i) + ','
							: nextRows	+= '.projects-slider-row_' + (config.currentRow - 1 - i) + ',';
					}
					
					$wrapper.children(currentRows).not('.hidden').hide( opts.type.speed, opts.type.easing );
					
					var $nextRowElements= $wrapper.children(nextRows).not('.hidden'),
						totalNextRows	= $nextRowElements.length,
						cnt				= 0;
						
					$nextRowElements.show( opts.type.speed, opts.type.easing, function() {
						++cnt;
						if( cnt === totalNextRows ) {
							$wrapper.data( 'anim', false );
						}	
					});
					
					(dir === 1) ? config.currentRow += opts.rows : config.currentRow -= opts.rows;

					// Disabled buttons when needed
					if( config.currentRow === 1 ) {
						$(opts.navL).addClass('disabled');
						$(opts.navR).removeClass('disabled');
					} else if( (config.totalRows-1) === config.currentRow ) {
						$(opts.navR).addClass('disabled');
						$(opts.navL).removeClass('disabled');
					} else {
						$(opts.navR).removeClass('disabled');
						$(opts.navL).removeClass('disabled');
					}
				}
			},
			disperse		: {
				setup 		: function( $wrapper, $items, opts ) {
					$items.each(function(i) {
						var $item 	= $(this).not('.hidden'),
							row		= Math.ceil( (i + 1) / config.rowCount ),
							t,
							f = row % opts.rows;
					
						if( f === 1 ) {
							t = '0px';		
						} else if( f === 0 ) {
							t = (opts.rows - 1) * $items.height()  + 'px'; 
						} else {
							t = (f - 1) * $items.height() + 'px';
						}
						
						$item.css({ top	: t }).data('top', t);
					});
				},
				pagination	: function( $wrapper, dir, opts ) {
					if( ( dir === 1 && config.currentRow + opts.rows > config.totalRows ) || 
						( dir === -1 && config.currentRow - opts.rows <= 0 )
					) {
						$wrapper.data( 'anim', false );
						return false;
					}
					
					var currentRows	= '', nextRows = '';
					for( var i = 0; i < opts.rows; ++i ) {
						currentRows += '.projects-slider-row_' + (config.currentRow + i) + ',';
						
						(dir === 1)
							? nextRows	+= '.projects-slider-row_' + (config.currentRow + opts.rows + i) + ','
							: nextRows	+= '.projects-slider-row_' + (config.currentRow - 1 - i) + ',';
					}
					
					$wrapper.children(currentRows).not('.hidden').each(function(i) {
						var $el = $(this).not('.hidden');
						$el.stop().animate({
							left	: $el.position().left + Math.floor( Math.random() * 101 ) - 50 + 'px',
							top		: $el.position().top + Math.floor( Math.random() * 101 ) - 50 + 'px',
							opacity	: 0
						}, opts.type.speed, opts.type.easing, function() {
							$el.css({
								left	: $el.data('left'),
								top		: $el.data('top')
							}).hide();
						});
					});
					
					var $nextRowElements	= $wrapper.children(nextRows).not('.hidden');
						total_elems			= $nextRowElements.length,
						cnt					= 0;
					
					$nextRowElements.each(function(i) {
						var $el = $(this).not('.hidden');
						
						$el.css({
							left	: parseInt($el.data('left')) + Math.floor( Math.random() * 301 ) - 150 + 'px',	
							top		: parseInt($el.data('top')) + Math.floor( Math.random() * 301 ) - 150 + 'px',
							opacity	: 0
						})
						.show()
						.animate({
							left	: $el.data('left'),
							top		: $el.data('top'),
							opacity	: 1
						}, opts.type.speed, opts.type.easing, function() {
							++cnt;
							if( cnt === total_elems ) { 
								$wrapper.data( 'anim', false );
							}
						});
					});
					
					(dir === 1) ? config.currentRow += opts.rows : config.currentRow -= opts.rows;

					// Disabled buttons when needed
					if( config.currentRow === 1 ) {
						$(opts.navL).addClass('disabled');
						$(opts.navR).removeClass('disabled');
					} else if( (config.totalRows-1) === config.currentRow ) {
						$(opts.navR).addClass('disabled');
						$(opts.navL).removeClass('disabled');
					} else {
						$(opts.navR).removeClass('disabled');
						$(opts.navL).removeClass('disabled');
					}
				}
			},
			rows : {
				setup : function( $wrapper, $items, opts ) {
					// same like def mode
					nav['def'].setup( $wrapper, $items, opts );
				},
				pagination	: function( $wrapper, dir, opts ) {
					if( ( dir === 1 && config.currentRow + opts.rows > config.totalRows ) || 
						( dir === -1 && config.currentRow - opts.rows <= 0 )
					) {
						$wrapper.data( 'anim', false );
						return false;
					}
					
					var currentRows	= '', nextRows = '';
					for( var i = 0; i < opts.rows; ++i ) {
						currentRows += '.projects-slider-row_' + (config.currentRow + i) + ',';
						
						(dir === 1)
							? nextRows	+= '.projects-slider-row_' + (config.currentRow + opts.rows + i) + ','
							: nextRows	+= '.projects-slider-row_' + (config.currentRow - 1 - i) + ',';
					}
					
					$wrapper.children(currentRows).not('.hidden').each(function(i) {
						var $el 	= $(this).not('.hidden'),
							rownmb	= $el.attr('class').match(/projects-slider-row_(\d+)/)[1],
							diff;
							
						if( rownmb%2 === 0 ) {
							diff = opts.type.factor;
						}
						else {
							diff = -opts.type.factor;
						}
						
						$el.stop().animate({
							left	: $el.position().left + diff + 'px',
							opacity	: 0
						}, opts.type.speed, opts.type.easing, function() {
							$el.css({
								left	: $el.data('left')
							}).hide();
						});
					});
					
					var $nextRowElements	= $wrapper.children(nextRows).not('.hidden');
						total_elems			= $nextRowElements.length,
						cnt					= 0;
					
					$nextRowElements.each(function(i) {
						var $el = $(this).not('.hidden'),
							rownmb	= $el.attr('class').match(/projects-slider-row_(\d+)/)[1],
							diff;
						
						if( rownmb%2 === 0 ) {
							diff = opts.type.factor;
						}
						else {
							diff = -opts.type.factor;
						}
						
						$el.css({
							left	: parseInt($el.data('left')) + diff + 'px',
							opacity	: 0
						})
						.show()
						.animate({
							left	: $el.data('left'),
							opacity	: 1
						}, opts.type.speed, opts.type.easing, function() {
							++cnt;
							if( cnt === total_elems ) { 
								$wrapper.data( 'anim', false );
							}
						});
					});
					
					(dir === 1) ? config.currentRow += opts.rows : config.currentRow -= opts.rows;

					// Disabled buttons when needed
					if( config.currentRow === 1 ) {
						$(opts.navL).addClass('disabled');
						$(opts.navR).removeClass('disabled');
					} else if( (config.totalRows-1) === config.currentRow ) {
						$(opts.navR).addClass('disabled');
						$(opts.navL).removeClass('disabled');
					} else {
						$(opts.navR).removeClass('disabled');
						$(opts.navL).removeClass('disabled');
					}
				}
			}
		},
		methods = {
			init 	: function( options ) {
				
				if( this.length ) {
					
					var settings = {
						rows	: 2,
						navL	: '.projects-slider-prev',
						navR	: '.projects-slider-next',
						type	: {
							mode		: 'def', 		// use def | fade | seqfade | updown | sequpdown | showhide | disperse | rows
							speed		: 500,			// for fade, seqfade, updown, sequpdown, showhide, disperse, rows
							easing		: 'jswing',		// for fade, seqfade, updown, sequpdown, showhide, disperse, rows	
							factor		: 50,			// for seqfade, sequpdown, rows
							reverse		: false,		// for sequpdown
							timeout		: 3000,
							ajax		: true
						}
					};
					
					return this.each(function() {
						
						// if options exist, lets merge them with our default settings
						if ( options ) {
							$.extend( settings, options );
						}
						
						var $el 			= $(this),
							// the ul
							$wrapper		= $el.find('ul.projects-slider-gallery'),
							// the items
							$thumbs			= $wrapper.children('li').not('.hidden'),
							total			= $thumbs.length,
							// the navigation elements
							$p_nav			= $(settings.navL),
							$n_nav			= $(settings.navR),
							// variables to AutoScroll
							timeout = settings.type.timeout,
							stop = false,
							backToTop = false;
					
						// If IE7 change animation effect
						settings.type.mode = (navigator.appVersion.indexOf('MSIE 7.')==-1) ? settings.type.mode : 'seqfade';

						// save current row for later (first visible row)
						config.currentRow = 1;
						
						// flag to control animation progress
						$wrapper.data('anim', false);

						// Disable prev button on page load
						$p_nav.addClass('disabled');
						
						// preload thumbs
						var loaded = 0;
						$thumbs.each( function(i) {
							++loaded;
							if(loaded === total) {
								
								// setup
								aux.setup($wrapper, $thumbs, settings);

								// Check row count
								if(config.totalRows <= settings.rows) {
									$n_nav.addClass('disabled');
								} else {
									$n_nav.removeClass('disabled');
								}

								// AutoScroll
								function autoScroll() {

									if( $wrapper.data( 'anim' ) ) return false;

									if( (config.totalRows-1) === config.currentRow ) {
										if( backToTop === false ) backToTop = true;
										$wrapper.data( 'anim', true );
										nav[settings.type.mode].pagination( $wrapper, -1, settings );
										return false;
									} else if( backToTop === true ) {
										if( config.currentRow === 1 ) {
											backToTop = false;
											$wrapper.data( 'anim', true );
											nav[settings.type.mode].pagination( $wrapper, 1, settings );
										} else {
											$wrapper.data( 'anim', true );
											nav[settings.type.mode].pagination( $wrapper, -1, settings );
										}
										return false;
									} else if( backToTop === false ) {
										$wrapper.data( 'anim', true );
										nav[settings.type.mode].pagination( $wrapper, 1, settings );
										return false;
									}
									
								};

								if( timeout > 0 ) var int = setInterval(autoScroll, timeout);
								
								// navigation events
								if( $p_nav.length ) {
									$p_nav.bind('click.gridnav', function( e ) {
										stop = true;
										clearInterval(int);
										if( $wrapper.data( 'anim' ) ) return false;
										$wrapper.data( 'anim', true );
										nav[settings.type.mode].pagination( $wrapper, -1, settings );
										return false;
									});
								}
								if( $n_nav.length ) {
									$n_nav.bind('click.gridnav', function( e ) {
										stop = true;
										clearInterval(int);
										if( $wrapper.data( 'anim' ) ) return false;
										$wrapper.data( 'anim', true );
										nav[settings.type.mode].pagination( $wrapper, 1, settings );
										return false;
									});
								}

								// Hovering items
								$wrapper.hover(function() {
									clearInterval(int);
								}, function() {
									if( (stop !== true) && (timeout > 0) ) int = setInterval(autoScroll, 3000);
								});
								
								// Single Project
								$('#single-project').hide();
								$('#single-project > div').hide();

								$('.projects-slider-gallery li a').click(function(e) {
									stop = true;
									clearInterval(int);
									var project = $(this).attr('data-project'),
										position = $('#projects-slider').offset();

									$('html, body').animate({scrollTop:position.top}, 300, 'easeOutCubic', function() {
										$('div[data-project="' + project + '"]').show();
										$('#single-project').slideDown(400, 'easeOutCubic');
										$('#projects-slider').slideUp(400);
									});

									e.preventDefault();
								});

								$('#single-project .controls .prev a').click(function(e) {
									$(this).parents('div[data-project]:visible').slideUp(400, 'easeOutCubic');
									$(this).closest('div[data-project]').prev().slideDown(400, 'easeOutCubic');

									e.preventDefault();
								});

								$('#single-project .controls .next a').click(function(e) {
									$(this).parents('div[data-project]:visible').slideUp(200, 'easeOutCubic');
									$(this).closest('div[data-project]').next().slideDown(200, 'easeOutCubic');

									e.preventDefault();
								});

								$('#single-project .exit').click(function(e) {
									$('#projects-slider').slideDown(400);
									$('#single-project').slideUp(400, 'easeOutCubic');
									$('#single-project > div').hide();
									
									e.preventDefault();
								});
								
								// Click categories
								$('.projects-categories a').click(function(e) {
									stop = true;
									clearInterval(int);
									e.preventDefault();
								});
								
								// Hover categories
								$('.projects-categories a').hover(function() {
									clearInterval(int);
								}, function() {
									if( (stop !== true) && (timeout > 0) ) int = setInterval(autoScroll, 3000);
								});								

							}
							
						});
						
					});
				}
			}
		};
	
	$.fn.gridnav = function(method) {
		if ( methods[method] ) {
			return methods[method].apply( this, Array.prototype.slice.call( arguments, 1 ));
		} else if ( typeof method === 'object' || ! method ) {
			return methods.init.apply( this, arguments );
		} else {
			$.error( 'Method ' +  method + ' does not exist on jQuery.gridnav' );
		}
	};
})(jQuery);