diff --git a/e107_files/jslib/core/dialog.js b/e107_files/jslib/core/dialog.js
index d4a602b71..98ebc2610 100644
--- a/e107_files/jslib/core/dialog.js
+++ b/e107_files/jslib/core/dialog.js
@@ -15,6 +15,8 @@ e107Base.setPrefs('core-dialog', {
 	minHeight: 100,
 	maxHeight: null,
 	maxWidth: null,
+	maxAdaptWidth: null,
+	maxAdaptHeight: null,
 	gridX: 1,
 	gridY: 1,
 	wired: false,
@@ -352,6 +354,16 @@ e107Widgets.Dialog = Class.create(e107WidgetAbstract, {
 	 */
 	adapt: function() {
 		var dimensions = this.content.getScrollDimensions();
+		
+		if(this.options.maxAdaptHeight && dimensions.height > this.options.maxAdaptHeight) 
+			dimensions.height = this.options.maxAdaptHeight;
+			
+		if(this.options.maxAdaptWidth && dimensions.width > this.options.maxAdaptWidth) 
+			dimensions.width = this.options.maxAdaptWidth;
+			
+		if(this.options.maxHeight && dimensions.height > this.options.maxHeight) 
+			dimensions.height = this.options.maxHeight;
+			
 		if (this.options.superflousEffects)
 			this.morph(dimensions, true);
 		else
@@ -392,11 +404,22 @@ e107Widgets.Dialog = Class.create(e107WidgetAbstract, {
 				options[name] = options[name].bind(this);
 		}, this);
 
-		var onComplete = options.onComplete;
+		var onComplete = options.onComplete, afterComplete = options.onAfterComplete;
 		options.onComplete = (function(response, json) {
-			this.setContent(response.responseText);
+			
 			if (Object.isFunction(onComplete))
 				onComplete(response, json);
+			else {
+				if(response.responseJSON) {
+					this.setContent(response.responseJSON['body']);
+					this.setHeader(response.responseJSON['header']);
+					this.setFooter(response.responseJSON['footer']);
+				}
+				else this.setContent(response.responseText);
+			}
+			
+			if (Object.isFunction(afterComplete))
+				afterComplete(response, json);
 		}).bind(this);
 
 		new e107Ajax.Request(url, options);
@@ -691,7 +714,7 @@ e107Widgets.Dialog = Class.create(e107WidgetAbstract, {
 	computePosition: function(top, left) {
 		if (this.modal && this.centerOptions && this.centerOptions.auto)
 			return this.computeRecenter(this.getSize());
-
+		
 		return {
 			top: this.animating ? top : top.snap(this.options.gridY),
 			left: this.animating ? left : left.snap(this.options.gridX)
@@ -1556,7 +1579,8 @@ e107Widgets.DialogManager.DefPositionningStrategy = function(win, area, winoffse
 		maxtop = area.height - size.height, 
 		maxleft = area.width - size.width,
 		poffset = winoffset === false ? 0 : (winoffset || 20),
-		start = { left: offset[0] + poffset, top: offset[1] + poffset };
+		start = { left: offset[0] + poffset, top: offset[1] + poffset },
+		left, top;
 	
 	if(last) {
 		start = last.getPosition();
@@ -1566,7 +1590,6 @@ e107Widgets.DialogManager.DefPositionningStrategy = function(win, area, winoffse
 	
 	left = start.left < maxleft ? start.left : start.left - (poffset * 2);
 	top = start.top < maxtop ? start.top : start.top - (poffset * 2);
-
 	win.setPosition(top, left);
 };
 
diff --git a/e107_handlers/application.php b/e107_handlers/application.php
index c7e8a12b3..ea5b2f890 100644
--- a/e107_handlers/application.php
+++ b/e107_handlers/application.php
@@ -2702,6 +2702,12 @@ class eController
 		return $this;
 	}
 	
+	/**
+	 * Add document title
+	 * @param string $title
+	 * @param boolean $meta auto-add it as meta-title
+	 * @return eResponse
+	 */
 	public function addTitle($title, $meta = true)
 	{
 		$this->getResponse()->appendTitle($title);
@@ -3410,6 +3416,8 @@ class eResponse
 	protected $_params = array(
 		'render' => true,
 		'meta' => false,
+		'jsonNoTitle' => false,
+		'jsonRender' => false,
 	);
 	
 	public function setParam($key, $value)
@@ -3429,6 +3437,11 @@ class eResponse
 		return (isset($this->_params[$key]) ? $this->_params[$key] : $default);
 	}
 	
+	public function isParam($key)
+	{
+		return isset($this->_params[$key]);
+	}
+	
 	public function addContentType($typeName, $mediaType)
 	{
 		$this->_content_type_arr[$typeName] = $mediaType;
@@ -3797,6 +3810,55 @@ class eResponse
 		}
 	}
 	
+	/**
+	 * Send AJAX Json Response Output - default method
+	 * It's fully compatible with the core dialog.js
+	 * @param array $override override output associative array (header, body and footer keys)
+	 * @param string $ns namespace/segment
+	 * @param bool $render_message append system messages
+	 */
+	function sendJson($override = array(), $ns = null, $render_message = true)
+	{
+		if(!$ns) $ns = 'default';
+		
+		$content = $this->getBody($ns, true);
+		// separate render parameter for json response, false by default
+		$render = $this->getParam('jsonRender');
+		if($render_message)
+		{
+			$content = eMessage::getInstance()->render().$content;
+		}
+
+		//render disabled by the controller
+		if(!$this->getRenderMod($ns))
+		{
+			$render = false;
+		}
+		
+		
+		$title = '';
+		if(!$this->getParam('jsonNoTitle'))
+		{
+			$titleArray = $this->_title;
+			$title = isset($titleArray[$ns]) ? array_pop($titleArray[$ns]) : '';
+		} 
+
+		if($render)
+		{
+			$render = e107::getRender();
+			$content = $render->tablerender($this->getTitle($ns, true), $content, $this->getRenderMod($ns), true);
+		}
+
+		$jshelper = e107::getJshelper();
+		$override = array_merge(array(
+			'header' => $title,
+			'body' => $content,
+			'footer' => $statusText,
+		), $override);
+		echo $jshelper->buildJsonResponse($override);
+		$jshelper->sendJsonResponse(null);
+	}
+	
 	/**
 	 * JS manager 
 	 * @return e_jsmanager