Merge from 3.0 branch till 1350.

7 files changed, 246 insertions, 212 deletions

diff --git a/framework/Web/Javascripts/TJavaScript.php b/framework/Web/Javascripts/TJavaScript.php
index 0f6414ec..e48de8f4 100644
--- a/framework/Web/Javascripts/TJavaScript.php
+++ b/framework/Web/Javascripts/TJavaScript.php
@@ -89,7 +89,7 @@ class TJavaScript
 		else

 			return strtr($js,array("\t"=>'\t',"\n"=>'\n',"\r"=>'\r','"'=>'\"','\''=>'\\\'','\\'=>'\\\\'));

 	}

-	

+

 	/**

 	 * @return string considers the string as raw javascript function code

 	 */

@@ -98,16 +98,16 @@ class TJavaScript
 		if(self::isFunction($js))

 			return $js;

 		else

-			return 'javascript:'.$js; 

+			return 'javascript:'.$js;

 	}

-	

+

 	/**

 	 * @return boolean true if string is raw javascript function code, i.e., if

 	 * the string begins with <tt>javascript:</tt>

 	 */

 	public static function isFunction($js)

 	{

-		return preg_match('/^\s*javascript:/', $js);

+		return preg_match('/^\s*javascript:/i', $js);

 	}

 

 	/**

@@ -124,9 +124,9 @@ class TJavaScript
 	 *

 	 * For higher complexity data structures use {@link jsonEncode} and {@link jsonDecode}

 	 * to serialize and unserialize.

-	 * 

+	 *

 	 * Note: strings begining with <tt>javascript:</tt> will be considered as

-	 * raw javascript code and no encoding of that string will be enforced. 

+	 * raw javascript code and no encoding of that string will be enforced.

 	 *

 	 * @param mixed PHP variable to be encoded

 	 * @param boolean whether the output is a map or a list.

diff --git a/framework/Web/Javascripts/datepicker/datepicker.js b/framework/Web/Javascripts/datepicker/datepicker.js
index 4525c1ba..5fff5f0f 100644
--- a/framework/Web/Javascripts/datepicker/datepicker.js
+++ b/framework/Web/Javascripts/datepicker/datepicker.js
@@ -10,41 +10,41 @@ Object.extend(Prado.WebUI.TDatePicker,
 		var year=now.getFullYear();

 		var month=now.getMonth();

 		var day=1;

-		

+

 		var month_list = this.getMonthListControl(control);

 	 	var day_list = this.getDayListControl(control);

 	 	var year_list = this.getYearListControl(control);

-		

+

 		var day = day_list ? $F(day_list) : 1;

 		var month = month_list ? $F(month_list) : now.getMonth();

 		var year = year_list ? $F(year_list) : now.getFullYear();

-		

+

 		return new Date(year,month,day, 0, 0, 0);

 	},

-	

+

 	getYearListControl : function(control)

 	{

 		return $(control.id+"_year");

 	},

-	

+

 	getMonthListControl : function(control)

 	{

 		return $(control.id+"_month");

 	},

-	

+

 	getDayListControl : function(control)

 	{

 		return $(control.id+"_day");

 	}

 });

 

-Prado.WebUI.TDatePicker.prototype = 

+Prado.WebUI.TDatePicker.prototype =

 {

 	MonthNames : [	"January",		"February",		"March",	"April",

 		"May",			"June",			"July",		"August",

 		"September",	"October",		"November",	"December"

 	],

-	AbbreviatedMonthNames : ["Jan", "Feb", "Mar", "Apr", "May", 

+	AbbreviatedMonthNames : ["Jan", "Feb", "Mar", "Apr", "May",

 						"Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"],

 

 	ShortWeekDayNames : ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ],

@@ -52,20 +52,20 @@ Prado.WebUI.TDatePicker.prototype =
 	Format : "yyyy-MM-dd",

 

 	FirstDayOfWeek : 1, // 0 for sunday

-	

+

 	ClassName : "TDatePicker",

 

 	FromYear : 2000, UpToYear: 2015,

-	

+

 	initialize : function(options)

 	{

 		this.options = options || [];

-		this.control = $(options.ID);	

+		this.control = $(options.ID);

 		this.dateSlot = new Array(42);

 		this.weekSlot = new Array(6);

 		this.minimalDaysInFirstWeek	= 4;

 		this.selectedDate = this.newDate();

-		

+

 		//which element to trigger to show the calendar

 		if(this.options.Trigger)

 		{

@@ -77,45 +77,45 @@ Prado.WebUI.TDatePicker.prototype =
 			this.trigger  = this.control;

 			var triggerEvent = this.options.TriggerEvent || "focus";

 		}

-		

+

 		Object.extend(this,options);

-		

+

 		Event.observe(this.trigger, triggerEvent, this.show.bindEvent(this));

-	

+

 	},

 

 	create : function()

 	{

 		if(typeof(this._calDiv) != "undefined")

 			return;

-			

+

 		var div;

 		var table;

 		var tbody;

 		var tr;

 		var td;

-	

+

 		// Create the top-level div element

 		this._calDiv = document.createElement("div");

 		this._calDiv.className = this.ClassName;

-		this._calDiv.style.display = "none";		

+		this._calDiv.style.display = "none";

 		this._calDiv.style.position = "absolute"

-		

+

 		// header div

 		div = document.createElement("div");

 		div.className = "calendarHeader";

 		this._calDiv.appendChild(div);

-		

+

 		table = document.createElement("table");

 		table.style.cellSpacing = 0;

 		div.appendChild(table);

-		

+

 		tbody = document.createElement("tbody");

 		table.appendChild(tbody);

-		

+

 		tr = document.createElement("tr");

 		tbody.appendChild(tr);

-		

+

 		// Previous Month Button

 		td = document.createElement("td");

 		var previousMonth = document.createElement("input");

@@ -124,11 +124,11 @@ Prado.WebUI.TDatePicker.prototype =
 		previousMonth.value = "<<";

 		td.appendChild(previousMonth);

 		tr.appendChild(td);

-		

-		

-		

+

+

+

 		//

-		// Create the month drop down 

+		// Create the month drop down

 		//

 		td = document.createElement("td");

 		tr.appendChild(td);

@@ -144,9 +144,9 @@ Prado.WebUI.TDatePicker.prototype =
 	        this._monthSelect.appendChild(opt);

 	    }

 		td.appendChild(this._monthSelect);

-		

 

-		// 

+

+		//

 		// Create the year drop down

 		//

 		td = document.createElement("td");

@@ -163,8 +163,8 @@ Prado.WebUI.TDatePicker.prototype =
 			this._yearSelect.appendChild(opt);

 		}

 		td.appendChild(this._yearSelect);

-		

-		

+

+

 		td = document.createElement("td");

 		var nextMonth = document.createElement("input");

 		nextMonth.className = "nextMonthButton button";

@@ -172,26 +172,26 @@ Prado.WebUI.TDatePicker.prototype =
 		nextMonth.value = ">>";

 		td.appendChild(nextMonth);

 		tr.appendChild(td);

-		

+

 		// Calendar body

 		div = document.createElement("div");

 		div.className = "calendarBody";

 		this._calDiv.appendChild(div);

 		var calendarBody = div;

-		

-		// Create the inside of calendar body	

-		

+

+		// Create the inside of calendar body

+

 		var text;

 		table = document.createElement("table");

 		table.align="center";

 		table.className = "grid";

-	

+

 	    div.appendChild(table);

 		var thead = document.createElement("thead");

 		table.appendChild(thead);

 		tr = document.createElement("tr");

 		thead.appendChild(tr);

-		

+

 		for(i=0; i < 7; ++i) {

 			td = document.createElement("th");

 			text = document.createTextNode(this.ShortWeekDayNames[(i+this.FirstDayOfWeek)%7]);

@@ -199,11 +199,11 @@ Prado.WebUI.TDatePicker.prototype =
 			td.className = "weekDayHead";

 			tr.appendChild(td);

 		}

-		

+

 		// Date grid

 		tbody = document.createElement("tbody");

 		table.appendChild(tbody);

-		

+

 		for(week=0; week<6; ++week) {

 			tr = document.createElement("tr");

 			tbody.appendChild(tr);

@@ -220,13 +220,13 @@ Prado.WebUI.TDatePicker.prototype =
 				tmp.value = -1;

 				tmp.data = text;

 				this.dateSlot[(week*7)+day] = tmp;

-				

+

 				Event.observe(td, "mouseover", this.hover.bindEvent(this));

 				Event.observe(td, "mouseout", this.hover.bindEvent(this));

-				

+

 			}

 		}

-		

+

 		// Calendar Footer

 		div = document.createElement("div");

 		div.className = "calendarFooter";

@@ -251,18 +251,18 @@ Prado.WebUI.TDatePicker.prototype =
 		}

 

 		this.control.parentNode.appendChild(this._calDiv);

-		

+

 		this.update();

 		this.updateHeader();

-		

+

 		this.ieHack(true);

 

-		// IE55+ extension		

+		// IE55+ extension

 		previousMonth.hideFocus = true;

 		nextMonth.hideFocus = true;

 		todayButton.hideFocus = true;

 		// end IE55+ extension

-		

+

 		// hook up events

 		Event.observe(previousMonth, "click", this.prevMonth.bindEvent(this));

 		Event.observe(nextMonth, "click", this.nextMonth.bindEvent(this));

@@ -272,18 +272,18 @@ Prado.WebUI.TDatePicker.prototype =
 		Event.observe(this._yearSelect, "change", this.yearSelect.bindEvent(this));

 

 		// ie6 extension

-		Event.observe(this._calDiv, "mousewheel", this.mouseWheelChange.bindEvent(this));		

-		

+		Event.observe(this._calDiv, "mousewheel", this.mouseWheelChange.bindEvent(this));

+

 		Event.observe(calendarBody, "click", this.selectDate.bindEvent(this));

-		

+

 		Prado.Element.focus(this.control);

-				

+

 	},

-	

-	ieHack : function(cleanup) 

+

+	ieHack : function(cleanup)

 	{

 		// IE hack

-		if(this.iePopUp) 

+		if(this.iePopUp)

 		{

 			this.iePopUp.style.display = "block";

 			this.iePopUp.style.top = (this._calDiv.offsetTop -1 ) + "px";

@@ -299,7 +299,7 @@ Prado.WebUI.TDatePicker.prototype =
 		if(!this.showing) return;

 		if (!ev) ev = document.parentWindow.event;

 		var kc = ev.keyCode != null ? ev.keyCode : ev.charCode;

-		

+

 		if(kc == Event.KEY_RETURN || kc == Event.KEY_SPACEBAR || kc == Event.KEY_TAB)

 		{

 			this.setSelectedDate(this.selectedDate);

@@ -310,8 +310,8 @@ Prado.WebUI.TDatePicker.prototype =
 		{

 			Event.stop(ev); this.hide();

 		}

-				

-		var getDaysPerMonth = function (nMonth, nYear) 

+

+		var getDaysPerMonth = function (nMonth, nYear)

 		{

 			nMonth = (nMonth + 12) % 12;

 	        var days= [31,28,31,30,31,30,31,31,30,31,30,31];

@@ -355,43 +355,43 @@ Prado.WebUI.TDatePicker.prototype =
 			else

 				d -= 604800000; // -7 days

 		}

-		else if (kc == Event.KEY_DOWN) 

+		else if (kc == Event.KEY_DOWN)

 		{

 			if(ev.ctrlKey || ev.shiftKey) // +1 year

 			{

 				current.setDate( Math.min(current.getDate(), getDaysPerMonth(current.getMonth(),current.getFullYear() + 1)) ); // no need to catch dec -> jan for the year

 				d = current.setFullYear( current.getFullYear() + 1 );

 			}

-			else 

+			else

 				d += 7 * 24 * 61 * 60 * 1000; // +7 days

 		}

 		this.setSelectedDate(d);

-		Event.stop(ev);	

+		Event.stop(ev);

 	},

-	

+

 	selectDate : function(ev)

 	{

 		var el = Event.element(ev);

 		while (el.nodeType != 1)

 			el = el.parentNode;

-		

+

 		while (el != null && el.tagName && el.tagName.toLowerCase() != "td")

 			el = el.parentNode;

-			

+

 		// if no td found, return

 		if (el == null || el.tagName == null || el.tagName.toLowerCase() != "td")

 			return;

-			

+

 		var d = this.newDate(this.selectedDate);

 		var n = Number(el.firstChild.data);

 		if (isNaN(n) || n <= 0 || n == null)

 			return;

-					

+

 		d.setDate(n);

 		this.setSelectedDate(d);

 		this.hide();

 	},

-	

+

 	selectToday : function()

 	{

 		if(this.selectedDate.toISODate() == this.newDate().toISODate())

@@ -399,36 +399,36 @@ Prado.WebUI.TDatePicker.prototype =
 

 		this.setSelectedDate(this.newDate());

 	},

-	

+

 	clearSelection : function()

 	{

 		this.setSelectedDate(this.newDate());

 		this.hide();

 	},

-	

+

 	monthSelect : function(ev)

 	{

 		this.setMonth(Form.Element.getValue(Event.element(ev)));

 	},

-	

+

 	yearSelect : function(ev)

 	{

 		this.setYear(Form.Element.getValue(Event.element(ev)));

 	},

-	

+

 	// ie6 extension

-	mouseWheelChange : function (e) 

+	mouseWheelChange : function (e)

 	{

 		if (e == null) e = document.parentWindow.event;

 		var n = - e.wheelDelta / 120;

 		var d = this.newDate(this.selectedDate);

 		var m = d.getMonth() + n;

 		this.setMonth(m);

-			

+

 		return false;

 	},

 

-	onChange : function() 

+	onChange : function()

 	{

 		if(this.options.InputMode == "TextBox")

 		{

@@ -459,7 +459,7 @@ Prado.WebUI.TDatePicker.prototype =
 			Event.fireEvent(day || month || year, "change");

 		}

 	},

-	

+

 	formatDate : function()

 	{

 		return this.selectedDate ? this.selectedDate.SimpleFormat(this.Format,this) : '';

@@ -474,52 +474,52 @@ Prado.WebUI.TDatePicker.prototype =
 		return new Date(date.getFullYear(), date.getMonth(), date.getDate(), 0,0,0);

 	},

 

-	setSelectedDate : function(date) 

+	setSelectedDate : function(date)

 	{

 		if (date == null)

 			return;

 		this.selectedDate = this.newDate(date);

-	

+

 		this.updateHeader();

 		this.update();

 		if (typeof(this.onChange) == "function")

-			this.onChange();

+			this.onChange(this, date);

 	},

 

-	getElement : function() 

+	getElement : function()

 	{

 		return this._calDiv;

 	},

 

-	getSelectedDate : function () 

+	getSelectedDate : function ()

 	{

 		return this.selectedDate == null ? null : this.newDate(this.selectedDate);

 	},

-	

-	setYear : function(year) 

+

+	setYear : function(year)

 	{

 		var d = this.newDate(this.selectedDate);

 		d.setFullYear(year);

 		this.setSelectedDate(d);

 	},

 

-	setMonth : function (month) 

+	setMonth : function (month)

 	{

 		var d = this.newDate(this.selectedDate);

 		d.setMonth(month);

 		this.setSelectedDate(d);

 	},

 

-	nextMonth : function () 

+	nextMonth : function ()

 	{

 		this.setMonth(this.selectedDate.getMonth()+1);

 	},

 

-	prevMonth : function () 

+	prevMonth : function ()

 	{

 		this.setMonth(this.selectedDate.getMonth()-1);

 	},

-	

+

 	getDatePickerOffsetHeight : function()

 	{

 		if(this.options.InputMode == "TextBox")

@@ -529,27 +529,27 @@ Prado.WebUI.TDatePicker.prototype =
 		if(control) return control.offsetHeight;

 

 		var control = Prado.WebUI.TDatePicker.getMonthListControl(this.control);

-		if(control) return control.offsetHeight;		

+		if(control) return control.offsetHeight;

 

 		var control = Prado.WebUI.TDatePicker.getYearListControl(this.control);

-		if(control) return control.offsetHeight;	

+		if(control) return control.offsetHeight;

 		return 0;

 	},

-	

-	show : function() 

+

+	show : function()

 	{

 		this.create();

-			

+

 		if(!this.showing)

 		{

 			var pos = Position.positionedOffset(this.control);

-						

+

 			pos[1] += this.getDatePickerOffsetHeight();

-			

+

 			this._calDiv.style.display = "block";

 			this._calDiv.style.top = (pos[1]-1) + "px";

 			this._calDiv.style.left = pos[0] + "px";

-			

+

 			this.ieHack(false);

 			this.documentClickEvent = this.hideOnClick.bindEvent(this);

 			this.documentKeyDownEvent = this.keyPressed.bindEvent(this);

@@ -560,7 +560,7 @@ Prado.WebUI.TDatePicker.prototype =
 				this.selectedDate = date;

 				this.setSelectedDate(date);

 			}

-			Event.observe(document,"keydown", this.documentKeyDownEvent); 

+			Event.observe(document,"keydown", this.documentKeyDownEvent);

 			this.showing = true;

 		}

 	},

@@ -572,7 +572,7 @@ Prado.WebUI.TDatePicker.prototype =
 		else

 			return Prado.WebUI.TDatePicker.getDropDownDate(this.control);

 	},

-	

+

 	//hide the calendar when clicked outside any calendar

 	hideOnClick : function(ev)

 	{

@@ -585,12 +585,12 @@ Prado.WebUI.TDatePicker.prototype =
 			within = within || el == this.trigger;

 			within = within || el == this.control;

 			if(within) break;

-			el = el.parentNode;			

+			el = el.parentNode;

 		}

 		while(el);

 		if(!within) this.hide();

 	},

-	

+

 

 	hide : function()

 	{

@@ -599,28 +599,28 @@ Prado.WebUI.TDatePicker.prototype =
 			this._calDiv.style.display = "none";

 			if(this.iePopUp)

 				this.iePopUp.style.display = "none";

-			this.showing = false;	

-			Event.stopObserving(document.body, "click", this.documentClickEvent);	

-			Event.stopObserving(document,"keydown", this.documentKeyDownEvent); 

-		}	

+			this.showing = false;

+			Event.stopObserving(document.body, "click", this.documentClickEvent);

+			Event.stopObserving(document,"keydown", this.documentKeyDownEvent);

+		}

 	},

-	

-	update : function() 

+

+	update : function()

 	{

 		// Calculate the number of days in the month for the selected date

 		var date = this.selectedDate;

 		var today = (this.newDate()).toISODate();

-		

+

 		var selected = date.toISODate();

 		var d1 = new Date(date.getFullYear(), date.getMonth(), 1);

 		var d2 = new Date(date.getFullYear(), date.getMonth()+1, 1);

 		var monthLength = Math.round((d2 - d1) / (24 * 60 * 60 * 1000));

-		

+

 		// Find out the weekDay index for the first of this month

 		var firstIndex = (d1.getDay() - this.FirstDayOfWeek) % 7 ;

 	    if (firstIndex < 0)

 	    	firstIndex += 7;

-		

+

 		var index = 0;

 		while (index < firstIndex) {

 			this.dateSlot[index].value = -1;

@@ -628,7 +628,7 @@ Prado.WebUI.TDatePicker.prototype =
 			this.dateSlot[index].data.parentNode.className = "empty";

 			index++;

 		}

-	        

+

 	    for (i = 1; i <= monthLength; i++, index++) {

 			var slot = this.dateSlot[index];

 			var slotNode = slot.data.parentNode;

@@ -645,18 +645,18 @@ Prado.WebUI.TDatePicker.prototype =
 			}

 			d1 = new Date(d1.getFullYear(), d1.getMonth(), d1.getDate()+1);

 		}

-		

+

 		var lastDateIndex = index;

-	        

+

 	    while(index < 42) {

 			this.dateSlot[index].value = -1;

 			this.dateSlot[index].data.data = String.fromCharCode(160);

 			this.dateSlot[index].data.parentNode.className = "empty";

 			++index;

 		}

-		

+

 	},

-	

+

 	hover : function(ev)

 	{

 		if(Event.element(ev).tagName)

@@ -667,7 +667,7 @@ Prado.WebUI.TDatePicker.prototype =
 				Event.element(ev).removeClassName("hover");

 		}

 	},

-	

+

 	updateHeader : function () {

 

 		var options = this._monthSelect.options;

@@ -678,7 +678,7 @@ Prado.WebUI.TDatePicker.prototype =
 				options[i].selected = true;

 			}

 		}

-		

+

 		options = this._yearSelect.options;

 		var year = this.selectedDate.getFullYear();

 		for(var i=0; i < options.length; ++i) {

@@ -687,8 +687,8 @@ Prado.WebUI.TDatePicker.prototype =
 				options[i].selected = true;

 			}

 		}

-	

+

 	}

-	

-	

+

+

 };
\ No newline at end of file
diff --git a/framework/Web/Javascripts/effects/controls.js b/framework/Web/Javascripts/effects/controls.js
index de0261ed..ea5ce6ea 100644
--- a/framework/Web/Javascripts/effects/controls.js
+++ b/framework/Web/Javascripts/effects/controls.js
@@ -33,6 +33,9 @@
 // useful when one of the tokens is \n (a newline), as it 
 // allows smart autocompletion after linebreaks.
 
+if(typeof Effect == 'undefined')
+  throw("controls.js requires including script.aculo.us' effects.js library");
+
 var Autocompleter = {}
 Autocompleter.Base = function() {};
 Autocompleter.Base.prototype = {
@@ -94,7 +97,7 @@ Autocompleter.Base.prototype = {
   },
   
   fixIEOverlapping: function() {
-    Position.clone(this.update, this.iefix);
+    Position.clone(this.update, this.iefix, {setTop:(!this.update.style.height)});
     this.iefix.style.zIndex = 1;
     this.update.style.zIndex = 2;
     Element.show(this.iefix);
@@ -202,11 +205,13 @@ Autocompleter.Base.prototype = {
   markPrevious: function() {
     if(this.index > 0) this.index--
       else this.index = this.entryCount-1;
+    this.getEntry(this.index).scrollIntoView(true);
   },
   
   markNext: function() {
     if(this.index < this.entryCount-1) this.index++
       else this.index = 0;
+    this.getEntry(this.index).scrollIntoView(false);
   },
   
   getEntry: function(index) {
@@ -531,7 +536,7 @@ Ajax.InPlaceEditor.prototype = {
     Element.hide(this.element);
     this.createForm();
     this.element.parentNode.insertBefore(this.form, this.element);
-    Field.scrollFreeActivate(this.editField);
+    if (!this.options.loadTextURL) Field.scrollFreeActivate(this.editField);
     // stop the event to avoid a page refresh in Safari
     if (evt) {
       Event.stop(evt);
@@ -636,6 +641,7 @@ Ajax.InPlaceEditor.prototype = {
     Element.removeClassName(this.form, this.options.loadingClassName);
     this.editField.disabled = false;
     this.editField.value = transport.responseText.stripTags();
+    Field.scrollFreeActivate(this.editField);
   },
   onclickCancel: function() {
     this.onComplete();
diff --git a/framework/Web/Javascripts/effects/dragdrop.js b/framework/Web/Javascripts/effects/dragdrop.js
index be2a30f5..1528eced 100644
--- a/framework/Web/Javascripts/effects/dragdrop.js
+++ b/framework/Web/Javascripts/effects/dragdrop.js
@@ -5,6 +5,9 @@
 
 /*--------------------------------------------------------------------------*/
 
+if(typeof Effect == 'undefined')
+  throw("dragdrop.js requires including script.aculo.us' effects.js library");
+
 var Droppables = {
   drops: [],
 
@@ -204,21 +207,31 @@ var Draggables = {
 /*--------------------------------------------------------------------------*/
 
 var Draggable = Class.create();
+Draggable._revertCache = {};
+Draggable._dragging    = {};
+
 Draggable.prototype = {
   initialize: function(element) {
     var options = Object.extend({
       handle: false,
       starteffect: function(element) {
-        element._opacity = Element.getOpacity(element); 
+        element._opacity = Element.getOpacity(element);
+        Draggable._dragging[element] = true;
         new Effect.Opacity(element, {duration:0.2, from:element._opacity, to:0.7}); 
       },
       reverteffect: function(element, top_offset, left_offset) {
         var dur = Math.sqrt(Math.abs(top_offset^2)+Math.abs(left_offset^2))*0.02;
-        element._revert = new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur});
+        Draggable._revertCache[element] =
+          new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur,
+            queue: {scope:'_draggable', position:'end'}
+          });
       },
       endeffect: function(element) {
-        var toOpacity = typeof element._opacity == 'number' ? element._opacity : 1.0
-        new Effect.Opacity(element, {duration:0.2, from:0.7, to:toOpacity}); 
+        var toOpacity = typeof element._opacity == 'number' ? element._opacity : 1.0;
+        new Effect.Opacity(element, {duration:0.2, from:0.7, to:toOpacity, 
+          queue: {scope:'_draggable', position:'end'},
+          afterFinish: function(){ Draggable._dragging[element] = false }
+        }); 
       },
       zindex: 1000,
       revert: false,
@@ -264,6 +277,8 @@ Draggable.prototype = {
   },
   
   initDrag: function(event) {
+    if(typeof Draggable._dragging[this.element] != undefined &&
+      Draggable._dragging[this.element]) return;
     if(Event.isLeftClick(event)) {    
       // abort on form elements, fixes a Firefox issue
       var src = Event.element(event);
@@ -274,9 +289,9 @@ Draggable.prototype = {
         src.tagName=='BUTTON' ||
         src.tagName=='TEXTAREA')) return;
         
-      if(this.element._revert) {
-        this.element._revert.cancel();
-        this.element._revert = null;
+      if(Draggable._revertCache[this.element]) {
+        Draggable._revertCache[this.element].cancel();
+        Draggable._revertCache[this.element] = null;
       }
       
       var pointer = [Event.pointerX(event), Event.pointerY(event)];
@@ -442,6 +457,7 @@ Draggable.prototype = {
   },
   
   startScrolling: function(speed) {
+    if(!(speed[0] || speed[1])) return;
     this.scrollSpeed = [speed[0]*this.options.scrollSpeed,speed[1]*this.options.scrollSpeed];
     this.lastScrolled = new Date();
     this.scrollInterval = setInterval(this.scroll.bind(this), 10);
@@ -708,7 +724,7 @@ var Sortable = {
     if(!Element.isParent(dropon, element)) {
       var index;
       
-      var children = Sortable.findElements(dropon, {tag: droponOptions.tag});
+      var children = Sortable.findElements(dropon, {tag: droponOptions.tag, only: droponOptions.only});
       var child = null;
             
       if(children) {
@@ -869,7 +885,7 @@ var Sortable = {
     
     if (options.tree) {
       return Sortable.tree(element, arguments[1]).children.map( function (item) {
-        return [name + Sortable._constructIndex(item) + "=" + 
+        return [name + Sortable._constructIndex(item) + "[id]=" + 
                 encodeURIComponent(item.id)].concat(item.children.map(arguments.callee));
       }).flatten().join('&');
     } else {
diff --git a/framework/Web/Javascripts/effects/effects.js b/framework/Web/Javascripts/effects/effects.js
index 0864323e..1f3d50bb 100644
--- a/framework/Web/Javascripts/effects/effects.js
+++ b/framework/Web/Javascripts/effects/effects.js
@@ -105,6 +105,9 @@ Array.prototype.call = function() {
 
 var Effect = {
   tagifyText: function(element) {
+    if(typeof Builder == 'undefined')
+      throw("Effect.tagifyText requires including script.aculo.us' builder.js library");
+      
     var tagifyStyle = 'position:relative';
     if(/MSIE/.test(navigator.userAgent)) tagifyStyle += ';zoom:1';
     element = $(element);
@@ -161,9 +164,8 @@ var Effect2 = Effect; // deprecated
 
 Effect.Transitions = {}
 
-Effect.Transitions.linear = function(pos) {
-  return pos;
-}
+Effect.Transitions.linear = Prototype.K;
+
 Effect.Transitions.sinoidal = function(pos) {
   return (-Math.cos(pos*Math.PI)/2) + 0.5;
 }
@@ -353,7 +355,7 @@ Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), {
   initialize: function(element) {
     this.element = $(element);
     // make this work on IE on elements without 'layout'
-    if(/MSIE/.test(navigator.userAgent) && (!this.element.hasLayout))
+    if(/MSIE/.test(navigator.userAgent) && (!this.element.currentStyle.hasLayout))
       this.element.setStyle({zoom: 1});
     var options = Object.extend({
       from: this.element.getOpacity() || 0.0,
@@ -393,8 +395,8 @@ Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), {
   },
   update: function(position) {
     this.element.setStyle({
-      left: this.options.x  * position + this.originalLeft + 'px',
-      top:  this.options.y  * position + this.originalTop  + 'px'
+      left: Math.round(this.options.x  * position + this.originalLeft) + 'px',
+      top:  Math.round(this.options.y  * position + this.originalTop)  + 'px'
     });
   }
 });
@@ -433,7 +435,7 @@ Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
     this.originalLeft = this.element.offsetLeft;
     
     var fontSize = this.element.getStyle('font-size') || '100%';
-    ['em','px','%'].each( function(fontSizeType) {
+    ['em','px','%','pt'].each( function(fontSizeType) {
       if(fontSize.indexOf(fontSizeType)>0) {
         this.fontSize     = parseFloat(fontSize);
         this.fontSizeType = fontSizeType;
@@ -462,8 +464,8 @@ Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
   },
   setDimensions: function(height, width) {
     var d = {};
-    if(this.options.scaleX) d.width = width + 'px';
-    if(this.options.scaleY) d.height = height + 'px';
+    if(this.options.scaleX) d.width = Math.round(width) + 'px';
+    if(this.options.scaleY) d.height = Math.round(height) + 'px';
     if(this.options.scaleFromCenter) {
       var topd  = (height - this.dims[0])/2;
       var leftd = (width  - this.dims[1])/2;
@@ -589,7 +591,7 @@ Effect.Puff = function(element) {
 Effect.BlindUp = function(element) {
   element = $(element);
   element.makeClipping();
-  return new Effect.Scale(element, 0, 
+  return new Effect.Scale(element, 0,
     Object.extend({ scaleContent: false, 
       scaleX: false, 
       restoreAfterFinish: true,
@@ -604,28 +606,27 @@ Effect.BlindUp = function(element) {
 Effect.BlindDown = function(element) {
   element = $(element);
   var elementDimensions = element.getDimensions();
-  return new Effect.Scale(element, 100, 
-    Object.extend({ scaleContent: false, 
-      scaleX: false,
-      scaleFrom: 0,
-      scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
-      restoreAfterFinish: true,
-      afterSetup: function(effect) {
-        effect.element.makeClipping();
-        effect.element.setStyle({height: '0px'});
-        effect.element.show(); 
-      },  
-      afterFinishInternal: function(effect) {
-        effect.element.undoClipping();
-      }
-    }, arguments[1] || {})
-  );
+  return new Effect.Scale(element, 100, Object.extend({ 
+    scaleContent: false, 
+    scaleX: false,
+    scaleFrom: 0,
+    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
+    restoreAfterFinish: true,
+    afterSetup: function(effect) {
+      effect.element.makeClipping();
+      effect.element.setStyle({height: '0px'});
+      effect.element.show(); 
+    },  
+    afterFinishInternal: function(effect) {
+      effect.element.undoClipping();
+    }
+  }, arguments[1] || {}));
 }
 
 Effect.SwitchOff = function(element) {
   element = $(element);
   var oldOpacity = element.getInlineOpacity();
-  return new Effect.Appear(element, { 
+  return new Effect.Appear(element, Object.extend({
     duration: 0.4,
     from: 0,
     transition: Effect.Transitions.flicker,
@@ -645,7 +646,7 @@ Effect.SwitchOff = function(element) {
         }
       })
     }
-  });
+  }, arguments[1] || {}));
 }
 
 Effect.DropOut = function(element) {
@@ -729,7 +730,7 @@ Effect.SlideDown = function(element) {
     }, arguments[1] || {})
   );
 }
-  
+
 Effect.SlideUp = function(element) {
   element = $(element);
   element.cleanWhitespace();
diff --git a/framework/Web/Javascripts/effects/slider.js b/framework/Web/Javascripts/effects/slider.js
index c0f1fc01..696992ca 100644
--- a/framework/Web/Javascripts/effects/slider.js
+++ b/framework/Web/Javascripts/effects/slider.js
@@ -64,7 +64,12 @@ Control.Slider.prototype = {
     this.alignY = parseInt(this.options.alignY || '0');
     
     this.trackLength = this.maximumOffset() - this.minimumOffset();
-    this.handleLength = this.isVertical() ? this.handles[0].offsetHeight : this.handles[0].offsetWidth;
+
+    this.handleLength = this.isVertical() ? 
+      (this.handles[0].offsetHeight != 0 ? 
+        this.handles[0].offsetHeight : this.handles[0].style.height.replace(/px$/,"")) : 
+      (this.handles[0].offsetWidth != 0 ? this.handles[0].offsetWidth : 
+        this.handles[0].style.width.replace(/px$/,""));
 
     this.active   = false;
     this.dragging = false;
@@ -137,8 +142,8 @@ Control.Slider.prototype = {
   },
   setValue: function(sliderValue, handleIdx){
     if(!this.active) {
-      this.activeHandle    = this.handles[handleIdx];
-      this.activeHandleIdx = handleIdx;
+      this.activeHandleIdx = handleIdx || 0;
+      this.activeHandle    = this.handles[this.activeHandleIdx];
       this.updateStyles();
     }
     handleIdx = handleIdx || this.activeHandleIdx || 0;
@@ -180,8 +185,11 @@ Control.Slider.prototype = {
     return(this.isVertical() ? this.alignY : this.alignX);
   },
   maximumOffset: function(){
-    return(this.isVertical() ?
-      this.track.offsetHeight - this.alignY : this.track.offsetWidth - this.alignX);
+    return(this.isVertical() ? 
+      (this.track.offsetHeight != 0 ? this.track.offsetHeight :
+        this.track.style.height.replace(/px$/,"")) - this.alignY : 
+      (this.track.offsetWidth != 0 ? this.track.offsetWidth : 
+        this.track.style.width.replace(/px$/,"")) - this.alignY);
   },  
   isVertical:  function(){
     return (this.axis == 'vertical');
@@ -217,7 +225,8 @@ Control.Slider.prototype = {
         
         var handle = Event.element(event);
         var pointer  = [Event.pointerX(event), Event.pointerY(event)];
-        if(handle==this.track) {
+        var track = handle;
+        if(track==this.track) {
           var offsets  = Position.cumulativeOffset(this.track); 
           this.event = event;
           this.setValue(this.translateToValue( 
diff --git a/framework/Web/Javascripts/prado/ajax.js b/framework/Web/Javascripts/prado/ajax.js
index 06c3d741..4f1c1ec9 100644
--- a/framework/Web/Javascripts/prado/ajax.js
+++ b/framework/Web/Javascripts/prado/ajax.js
@@ -1,4 +1,4 @@
-/** 

+/**

  * Prado AJAX service. The default service provider is JPSpan.

  */

 Prado.AJAX = { Service : 'Prototype' };

@@ -11,10 +11,10 @@ Prado.AJAX.EvalScript = function(output)
 

 	var match = new RegExp(Ajax.Updater.ScriptFragment, 'img');

 	var scripts  = output.match(match);

-	if (scripts) 

+	if (scripts)

 	{

 		match = new RegExp(Ajax.Updater.ScriptFragment, 'im');

-		setTimeout((function() 

+		setTimeout((function()

 		{

 			for (var i = 0; i < scripts.length; i++)

 				eval(scripts[i].match(match)[1]);

@@ -27,21 +27,21 @@ Prado.AJAX.EvalScript = function(output)
  * AJAX service request using Prototype's AJAX request class.

  */

 Prado.AJAX.Request = Class.create();

-Prado.AJAX.Request.prototype = Object.extend(Ajax.Request.prototype, 

+Prado.AJAX.Request.prototype = Object.extend(Ajax.Request.prototype,

 {

 	/**

 	 * Evaluate the respond JSON data, override parent implementing.

 	 * If default eval fails, try parsing the JSON data (slower).

 	 */

-	evalJSON: function() 

+	evalJSON: function()

 	{

-		try 

+		try

 		{

 			var json = this.transport.getResponseHeader('X-JSON'), object;

 			object = eval(json);

 			return object;

-		} 

-		catch (e) 

+		}

+		catch (e)

 		{

 			if(isString(json))

 			{

@@ -49,15 +49,15 @@ Prado.AJAX.Request.prototype = Object.extend(Ajax.Request.prototype,
 			}

 		}

 	},

-	

+

 	respondToReadyState: function(readyState) {

     var event = Ajax.Request.Events[readyState];

     var transport = this.transport, json = this.evalJSON();

 

-	

+

 	if(event == 'Complete' && transport.status)

     	Ajax.Responders.dispatch('on' + transport.status, this, transport, json);

-    	

+

    (this.options['on' + event] || Prototype.emptyFunction)(transport, json);

     Ajax.Responders.dispatch('on' + event, this, transport, json);

 

@@ -66,15 +66,15 @@ Prado.AJAX.Request.prototype = Object.extend(Ajax.Request.prototype,
        || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')]

        || Prototype.emptyFunction)(transport, json);

 

- 

+

     /* Avoid memory leak in MSIE: clean up the oncomplete event handler */

     if (event == 'Complete')

       this.transport.onreadystatechange = Prototype.emptyFunction;

   }

-  	

+

 });

 

-Prado.AJAX.Error = function(e, code) 

+Prado.AJAX.Error = function(e, code)

 {

     e.name = 'Prado.AJAX.Error';

     e.code = code;

@@ -85,7 +85,7 @@ Prado.AJAX.Error = function(e, code)
  * Post data builder, serialize the data using JSON.

  */

 Prado.AJAX.RequestBuilder = Class.create();

-Prado.AJAX.RequestBuilder.prototype = 

+Prado.AJAX.RequestBuilder.prototype =

 {

 	initialize : function()

 	{

@@ -96,13 +96,13 @@ Prado.AJAX.RequestBuilder.prototype =
 	{

 		return Prado.AJAX.JSON.stringify(data);

 	},

-	build : function(data) 

+	build : function(data)

 	{

 		var sep = '';

-        for ( var argName in data) 

+        for ( var argName in data)

 		{

 			if(isFunction(data[argName])) continue;

-            try 

+            try

 			{

                 this.body += sep + argName + '=';

                 this.body += encodeURIComponent(this.encode(data[argName]));

@@ -110,9 +110,9 @@ Prado.AJAX.RequestBuilder.prototype =
                 throw Prado.AJAX.Error(e, 1006);

             }

             sep = '&';

-        }        

+        }

     },

-	

+

 	getAll : function()

 	{

 		this.build(this.data);

@@ -141,7 +141,7 @@ Prado.AJAX.RemoteObject.Request.prototype = Object.extend(Prado.AJAX.Request.pro
 	},

 

 	/**

-	 * Call the remote object, 

+	 * Call the remote object,

 	 * @param string the remote server url

 	 * @param array additional arguments

 	 */

@@ -165,7 +165,7 @@ Prado.AJAX.RemoteObject.Request.prototype = Object.extend(Prado.AJAX.Request.pro
 

 /**

  * Base proxy class for Prado RemoteObjects via AJAX.

- * e.g. 

+ * e.g.

  * <code>

  *	var TestObject1 = Class.create();

  *	TestObject1.prototype = Object.extend(new Prado.AJAX.RemoteObject(),

@@ -182,18 +182,18 @@ Prado.AJAX.RemoteObject.Request.prototype = Object.extend(Prado.AJAX.Request.pro
  *		}

  *	});

  *</code>

- * And client usage, 

+ * And client usage,

  * <code>

  *	var test1 = new TestObject1(); //create new remote object

  *	test1.method1(); //call the method, no onComplete hook

  *

  *  var onComplete = { method1 : function(result){ alert(result) } };

  *  //create new remote object with onComplete callback

- *  var test2 = new TestObject1(onComplete); 

+ *  var test2 = new TestObject1(onComplete);

  *  test2.method1(); //call it, on success, onComplete's method1 is called.

  * </code>

  */

-Prado.AJAX.RemoteObject.prototype = 

+Prado.AJAX.RemoteObject.prototype =

 {

 	baseInitialize : function(handlers, options)

 	{

@@ -207,11 +207,11 @@ Prado.AJAX.RemoteObject.prototype =
 		this.__callback = method;

 		return this.__service.invokeRemoteObject(url+"/"+method, args);

 	},

-	

+

 	__onSuccess : function(transport, json)

 	{

 		if(this.__handlers[this.__callback])

-			this.__handlers[this.__callback](json, transport.responseText);		

+			this.__handlers[this.__callback](json, transport.responseText);

 	}

 };

 

@@ -224,12 +224,12 @@ Prado.AJAX.Exception =
 	 * Server returns 505 exception. Just log it.

 	 */

 	"on505" : function(request, transport, e)

-	{		

+	{

 		var msg = 'HTTP '+transport.status+" with response";

 		Logger.error(msg, transport.responseText);

 		Logger.exception(e);

 	},

-	

+

 	onComplete : function(request, transport, e)

 	{

 		if(transport.status != 505)

@@ -265,8 +265,8 @@ Prado.AJAX.Exception =
 

 //Add HTTP exception respones when logger is enabled.

 Event.OnLoad(function()

-{ 

-	if(typeof Logger != "undefined") 

+{

+	if(typeof Logger != "undefined")

 	{

 		Logger.exception = Prado.AJAX.Exception.logException;

 		Ajax.Responders.register(Prado.AJAX.Exception);

@@ -274,7 +274,7 @@ Event.OnLoad(function()
 });

 

 /**

- * Prado Callback service that provides component intergration, 

+ * Prado Callback service that provides component intergration,

  * viewstate (read only), and automatic form data serialization.

  * Usage: <code>new Prado.AJAX.Callback('MyPage.MyComponentID.raiseCallbackEvent', options)</code>

  * These classes should be called by the components developers.

@@ -283,7 +283,7 @@ Event.OnLoad(function()
 Prado.AJAX.Callback = Class.create();

 Prado.AJAX.Callback.prototype = Object.extend(new Prado.AJAX.RemoteObject(),

 {

-	

+

 	/**

 	 * Create and request a new Prado callback service.

 	 * @param string|element the callback ID, must be of the form, <t>ClassName.ComponentID.MethodName</t>

@@ -294,14 +294,14 @@ Prado.AJAX.Callback.prototype = Object.extend(new Prado.AJAX.RemoteObject(),
 	{

 		if(!isString(ID) && typeof(ID.id) != "undefined")

 			ID = ID.id;

-		if(!isString(ID)) 

+		if(!isString(ID))

 			throw new Error('A Control ID must be specified');

 		this.baseInitialize(this, options);

 		this.options = options || [];

 		this.__service.post.data['__ID'] = ID;

 		this.requestCallback();

 	},

-	

+

 	/**

 	 * Get form data for components that implements IPostBackHandler.

 	 */

@@ -313,7 +313,7 @@ Prado.AJAX.Callback.prototype = Object.extend(new Prado.AJAX.RemoteObject(),
 		{

 			var id = IDs[i];

 			if(id.indexOf("[]") > -1)

-				this.__service.post.data['__data'][id] = 

+				this.__service.post.data['__data'][id] =

 					this.collectArrayPostData(id);

 			else if(isObject($(id)))

 				this.__service.post.data['__data'][id] = $F(id);

@@ -325,12 +325,12 @@ Prado.AJAX.Callback.prototype = Object.extend(new Prado.AJAX.RemoteObject(),
 		var elements = document.getElementsByName(name);

 		var data = [];

 		$A(elements).each(function(el)

-		{ 

-			if($F(el)) data.push($F(el)); 

+		{

+			if($F(el)) data.push($F(el));

 		});

 		return data;

 	},

-	

+

 	/**

 	 * Prepares and calls the AJAX request.

 	 * Collects the data from components that implements IPostBackHandler

@@ -377,7 +377,7 @@ Prado.AJAX.Callback.Action =
 

 

 /**

- * Returns false if validation required and validates to false, 

+ * Returns false if validation required and validates to false,

  * returns true otherwise.

  * @return boolean true if validation passes.

  */

@@ -406,20 +406,22 @@ Prado.AJAX.Callback.IDs = [];
 /**

  * Simple AJAX callback interface, suitable for inline javascript.

  * e.g., <code><a href="..." onclick="Prado.Callback('..', 'Hello');">Click me</a></code>

- * @param string callback ID

- * @param array parameters to pass to the callback service

+ * @param {String} callback ID

+ * @param {Array} parameters to pass to the callback service

+ * @param {Function} on callback success handler method

+ * @param {Object} additional callback options

  */

 Prado.Callback = function(ID, params, onSuccess, options)

 {

-	var callback =  

+	var callback =

 	{

 		'params' : [params] || [],

-		'onSuccess' : onSuccess || Prototype.emptyFunction, 

+		'onSuccess' : onSuccess || Prototype.emptyFunction,

 		'CausesValidation' : true

 	};

 

 	Object.extend(callback, options || {});

-	

+

 	new Prado.AJAX.Callback(ID, callback);

 	return false;

 }
\ No newline at end of file