text: 
  if(typeof g_ugFunctions != "undefined")
  	g_ugFunctions.registerTheme("tilesgrid");
  else 
  	jQuery(document).ready(function(){g_ugFunctions.registerTheme("tilesgrid")});
  
  
  /**
   * Fixed tiles theme
   */
  function UGTheme_tilesgrid(){
  
  	var t = this;
  	var g_gallery = new UniteGalleryMain(), g_objGallery, g_objects, g_objWrapper; 
  	var g_objThumbsGrid = new UGThumbsGrid(), g_lightbox = new UGLightbox();
  	var g_functions = new UGFunctions(), g_objTileDesign = new UGTileDesign();
  	var g_objBullets, g_objNavWrapper, g_objButtonLeft, g_objButtonRight, g_objPreloader;
  	
  
  	var g_options = {
  			theme_gallery_padding: 0,				//padding from sides of the gallery
  			theme_grid_align: "center",				//grid align
  			theme_navigation_type: "bullets",		//bullets, arrows
  			theme_arrows_margin_top: 20,			//the space between arrows and grid
  			theme_space_between_arrows: 5,			//horizontal space between arrows
  			theme_bullets_margin_top: 40,			//the space 
  			theme_navigation_align: "center",		//center, left, right - horizontal align of the navigation
  			theme_navigation_offset_hor: 0,			//horizontal offset of the navigation, according the align
  			theme_bullets_color: "gray",			//gray, blue, brown, green, red - color of the bullets
  			theme_auto_open:null					//auto open lightbox at start
  	};
  	
  	var g_defaults = {
  			gallery_width: "100%",
  			
  			tile_width: 180,
  			tile_height: 150,
  			
  			grid_num_rows: 3,
  			grid_padding: 10,
  			
  			tile_enable_border: true,
  			tile_enable_shadow: true,
  			
  			tile_border_radius: 2,
  			
  			grid_space_between_cols: 20,
  			grid_space_between_rows: 20,
  			grid_space_between_mobile: 15,
  			
  			bullets_space_between: 12,
  			grid_vertical_scroll_ondrag: true
  	};
  	
  	
  	//temp variables
  	var g_temp = {
  			handle: null		//interval handle
  	};
  	
  	
  	/**
  	 * Init the theme
  	 */
  	function initTheme(gallery, customOptions){
  		
  		g_gallery = gallery;
  		
  		//set default options
  		g_options = jQuery.extend(g_options, g_defaults);
  		
  		//set custom options
  		g_options = jQuery.extend(g_options, customOptions);
  		
  		modifyOptions();
  		
  		//set gallery options
  		g_gallery.setOptions(g_options);
  		
  		g_gallery.setFreestyleMode();
  		
  		g_objects = gallery.getObjects();
  		
  		//get some objects for local use
  		g_objGallery = jQuery(gallery);		
  		g_objWrapper = g_objects.g_objWrapper;
  		
  		//init objects
  		g_lightbox.init(gallery, g_options);
  		
  		g_objThumbsGrid.init(gallery, g_options, true);
  
  		g_objTileDesign = g_objThumbsGrid.getObjTileDesign();
  	}
  	
  	
  	/**
  	 * modify options
  	 */
  	function modifyOptions(){
  		
  		if(!g_options.grid_num_rows)
  			g_options.grid_num_rows = 9999;
  		
  		g_options.bullets_addclass = "ug-bullets-"+g_options.theme_bullets_color;
  		
  	}
  	
  	
  	/**
  	 * get gallery width available for the grid
  	 */
  	function getGalleryWidth(){
  		var galleryWidth = g_gallery.getSize().width;
  		galleryWidth -= g_options.theme_gallery_padding * 2;
  		
  		return(galleryWidth);
  	}
  	
  	
  	/**
  	 * set gallery html elements
  	 */
  	function setHtml(){
  		
  		//init bullets (only after panes size estimation)				
  		if(g_options.theme_navigation_type == "bullets"){
  			
  			g_objBullets = new UGBullets();
  			
  			var galleryWidth = getGalleryWidth();
  			
  			var numPanes = g_objThumbsGrid.getNumPanesEstimationByWidth(galleryWidth);
  			
  			var objOptions = g_gallery.getOptions();
  			g_objBullets.init(g_gallery, objOptions, numPanes);			
  			
  		}
  		
  		//add html elements
  		g_objWrapper.addClass("ug-theme-tilesfixed");
  		
  		g_objThumbsGrid.setHtml();
  		
  		if(g_objBullets)
  			g_objBullets.appendHTML(g_objWrapper);
  		
  		if(g_options.theme_navigation_type == "arrows"){
  			var htmlAdd = "<div class='ug-tile-navigation-wrapper' style='position:absolute'>";
  			htmlAdd += "<div class='ug-button-tile-navigation ug-button-tile-left'></div>";
  			htmlAdd += "<div class='ug-button-tile-navigation ug-button-tile-right'></div>";
  			htmlAdd += "</div>";
  			g_objWrapper.append(htmlAdd);
  			
  			g_objNavWrapper = g_objWrapper.children(".ug-tile-navigation-wrapper");
  			
  			g_objButtonLeft = g_objNavWrapper.children(".ug-button-tile-left");
  			g_objButtonRight = g_objNavWrapper.children(".ug-button-tile-right");
  			
  			g_objButtonLeft.css("margin-right",g_options.theme_space_between_arrows+"px");
  		}
  		
  		g_lightbox.putHtml();
  		
  		//add preloader
  		g_objWrapper.append("<div class='ug-tiles-preloader ug-preloader-trans'></div>");
  		g_objPreloader = g_objWrapper.children(".ug-tiles-preloader");
  		g_objPreloader.fadeTo(0,0);
  		
  	}
  	
  	
  	/**
  	 * get height estimation by width
  	 */
  	function getHeightEstimation(galleryWidth){
  		
  		//put the placeholder before run. check the width
  		var gridHeight = g_objThumbsGrid.getHeightEstimationByWidth(galleryWidth);
  		var numPanes = g_objThumbsGrid.getNumPanesEstimationByWidth(galleryWidth);
  		
  		//add navigation height
  		if(numPanes > 1){
  			if(g_options.theme_navigation_type == "arrows"){
  				gridHeight += g_options.theme_arrows_margin_top;
  				gridHeight += 30;	//arrows size
  			}
  			else{
  				gridHeight += g_options.theme_bullets_margin_top;
  				gridHeight += 15;	//bullets size
  			}
  				
  		}
  	
  		return(gridHeight);
  	}
  	
  	
  	/**
  	 * actually run the theme
  	 */
  	function actualRun(){
  		
  		//get gallery width, set estimation height and get width again.
  		var galleryWidth = getGalleryWidth();
  		var totalHeight = getHeightEstimation(galleryWidth);
  		g_objWrapper.height(totalHeight);
  		var galleryWidth = getGalleryWidth();
  
  		initEvents();
  		
  		//place preloader
  		g_functions.placeElement(g_objPreloader, g_options.theme_grid_align, 50);
  		
  		g_objThumbsGrid.setWidth(galleryWidth);
  		
  		g_objThumbsGrid.run();
  				
  		g_lightbox.run();
  		
  		updateBullets();
  		
  		positionElements();
  		
  		
  	}
  
  	
  	/**
  	 * run the theme
  	 */
  	function runTheme(){
  		
  		setHtml();
  		actualRun();
  		
  	}
  	
  	
  	/**
  	 * position elements
  	 */
  	function positionElements(){
  		
  		var objGallerySize = g_gallery.getSize();
  		var g_objGridSize = g_objThumbsGrid.getSize();
  		
  		var gridElement = g_objThumbsGrid.getElement();
  		g_functions.placeElement(gridElement, g_options.theme_grid_align, 0);
  		
  		g_objGridSize = g_objThumbsGrid.getSize();
  		
  		var galleryHeight = g_objGridSize.height;
  		
  		var numPanes = g_objThumbsGrid.getNumPanes();
  
  		if(numPanes > 1){
  			
  			//position bullets
  			if(g_objBullets){
  				
  				g_objBullets.getElement().show();
  				
  				var bulletsElement = g_objBullets.getElement();
  				var bulletsWidth = g_objBullets.getBulletsWidth();
  				
  				//get bullets offset x (relative to the grid)
  				var bulletsX = g_objGridSize.left + g_functions.getElementRelativePos(bulletsWidth, g_options.theme_navigation_align, g_options.theme_navigation_offset_hor, gridElement);
  				
  				g_functions.placeElement(bulletsElement, bulletsX, galleryHeight + g_options.theme_bullets_margin_top);
  				
  				var sizeBullets = g_functions.getElementSize(bulletsElement);
  				galleryHeight = sizeBullets.bottom;
  				
  			}
  			
  			//position buttons
  			if(g_objNavWrapper){
  				
  				g_objNavWrapper.show();
  				
  				var navX = g_objGridSize.left + g_functions.getElementRelativePos(g_objNavWrapper, g_options.theme_navigation_align, g_options.theme_navigation_offset_hor, gridElement);
  								
  				g_functions.placeElement(g_objNavWrapper, navX, galleryHeight + g_options.theme_arrows_margin_top);
  				
  				var sizeNav = g_functions.getElementSize(g_objNavWrapper);
  				
  				galleryHeight = sizeNav.bottom;
  			}
  			
  		}else{	//if only one pame, hide the navigation
  			
  			if(g_objNavWrapper)
  				g_objNavWrapper.hide();
  			
  			if(g_objBullets)
  				g_objBullets.getElement().hide();
  		}
  		
  		g_objWrapper.height(galleryHeight);
  	}
  		
  	
  	/**
  	 * on tile click - open lightbox
  	 */
  	function onTileClick(data, objTile){
  		
  		objTile = jQuery(objTile);		
  		var index = objTile.index();
  		
  		g_lightbox.open(index);
  	}
  
  	
  	/**
  	 * update the bullets
  	 */
  	function updateBullets(){
  		
  		//update bullets
  		if(!g_objBullets)
  			return(false);
  		
  		numPanes = g_objThumbsGrid.getNumPanes();
  		g_objBullets.updateNumBullets(numPanes);
  		g_objBullets.setActive(0);
  	}
  	
  	
  	/**
  	 * on gallery size change - resize the theme.
  	 */
  	function onSizeChange(){
  		
  		var galleryWidth = getGalleryWidth();
  		
  		g_objThumbsGrid.setWidth(galleryWidth);
  		g_objThumbsGrid.run();
  		
  		updateBullets();
  		
  		setTimeout(positionElements, 500);
  		
  	}
  
  
  	/**
  	 * on tile click - open lightbox
  	 */
  	function onTileClick(data, objTile){
  		
  		objTile = jQuery(objTile);		
  		
  		var objItem = g_objTileDesign.getItemByTile(objTile);
  		var index = objItem.index;		
  			
  		g_lightbox.open(index);
  	}
  	
  	/**
  	 * before items request: hide items, show preloader
  	 */
  	function onBeforeReqestItems(){
  		
  		if(g_objNavWrapper)
  			g_objNavWrapper.hide();
  	
  		if(g_objThumbsGrid)
  			g_objThumbsGrid.getElement().hide();
  		
  		//show preloader:
  		g_objPreloader.fadeTo(0,1);
  	}
  	
  	
  	/**
  	 * open lightbox at start if needed
  	 */
  	function onLightboxInit(){
  
  		if(g_options.theme_auto_open !== null){
  			g_lightbox.open(g_options.theme_auto_open);
  			g_options.theme_auto_open = null;
  		}
  		
  	}
  	
  	
  	/**
  	 * init buttons functionality and events
  	 */
  	function initEvents(){
  		
  		g_objGallery.on(g_gallery.events.SIZE_CHANGE, onSizeChange);
  		g_objGallery.on(g_gallery.events.GALLERY_BEFORE_REQUEST_ITEMS, onBeforeReqestItems);
  		
  		if(g_objBullets)
  			g_objThumbsGrid.attachBullets(g_objBullets);		
  		
  		if(g_objNavWrapper){
  			g_objThumbsGrid.attachNextPaneButton(g_objButtonRight);
  			g_objThumbsGrid.attachPrevPaneButton(g_objButtonLeft);
  		}
  		
  		jQuery(g_objTileDesign).on(g_objTileDesign.events.TILE_CLICK, onTileClick);
  		
  		jQuery(g_lightbox).on(g_lightbox.events.LIGHTBOX_INIT, onLightboxInit);
  	}
  	
  	
  	/**
  	 * destroy the theme
  	 */
  	this.destroy = function(){
  				
  		g_objGallery.off(g_gallery.events.SIZE_CHANGE);
  		g_objGallery.off(g_gallery.events.GALLERY_BEFORE_REQUEST_ITEMS);
  
  		jQuery(g_objTileDesign).off(g_objTileDesign.events.TILE_CLICK);
  		
  		if(g_objBullets)
  			jQuery(g_objBullets).off(g_objBullets.events.BULLET_CLICK);
  
  		jQuery(g_lightbox).off(g_lightbox.events.LIGHTBOX_INIT);
  		
  		g_objThumbsGrid.destroy();
  		g_lightbox.destroy();
  		
  	};
  
  	
  	/**
  	 * run the theme setting
  	 */
  	this.run = function(){
  		
  		runTheme();
  	};
  	
  	
  	/**
  	 * init 
  	 */
  	this.init = function(gallery, customOptions){
  				
  		initTheme(gallery, customOptions);
  		
  	}
  	
  	
  }
  