/**
 * $Id: xbrowser.js 2554 2008-08-06 14:39:49Z micke $
 **/

window.isContenteEditable = false;
 
if (!window.Node){
  Node=new Object();
  Node.ELEMENT_NODE                =  1;
  Node.ATTRIBUTE_NODE              =  2;
  Node.TEXT_NODE                   =  3;
  Node.CDATA_SECTION_NODE          =  4;
  Node.ENTITY_REFERENCE_NODE       =  5;
  Node.ENTITY_NODE                 =  6;
  Node.PROCESSING_INSTRUCTION_NODE =  7;
  Node.COMMENT_NODE                =  8;
  Node.DOCUMENT_NODE               =  9;
  Node.DOCUMENT_TYPE_NODE          = 10;
  Node.DOCUMENT_FRAGMENT_NODE      = 11;
  Node.NOTATION_NODE               = 12;
}

function parseInt_(val)
{
	if(val=="") return 0;
	if(val==null) return 0;
	if(val==undefined) return 0;
	return(parseInt(val));
}

function dump(arr,level) {
    var dumped_text = "";
    if(!level) level = 0;

    //The padding given at the beginning of the line.
    var level_padding = "";
    for(var j=0;j<level+1;j++) level_padding += "    ";

    if(typeof(arr) == 'object') { //Array/Hashes/Objects
     for(var item in arr) {
      var value = arr[item];
     
      if(typeof(value) == 'object') { //If it is an array,
       dumped_text += level_padding + "'" + item + "' ...\n";
       dumped_text += dump(value,level+1);
      } else {
       dumped_text += level_padding + "'" + item + "' => \"" + value + "\"\n";
      }
     }
    } else { //Stings/Chars/Numbers etc.
     dumped_text = "===>"+arr+"<===("+typeof(arr)+")";
    }
    return dumped_text;
}
 
var UniversalSelection = Class.create();
UniversalSelection.prototype =
{
    nativeSelection: "", isGecko: 0, type : "None",
    initialize: function(sel)
    {         
        this.nativeSelection = sel;                
        if(this.nativeSelection.toString().length > 0) this.type = "text";
        else this.type = "none";
        if(sel.rangeCount>0)
        {
         	var range = sel.getRangeAt(0);
         	if(range.toString().length > 0 )
         		this.type = "text";
         	else
         	{
         	 	var contents = range.cloneContents();
         	 	if(contents.childNodes.length)
         	 	{
         	 		var firstChild = contents.childNodes[0];
         	 		if(firstChild.nodeType==1 && firstChild.tagName.toLowerCase()=="img")
         	 			this.type = "control";
				}
			}
		}
    }
    ,
    createRange: function()
    {
        return new UniversalTextRange(this.nativeSelection, this);
    }
    ,
    empty : function()
    {
    	var s = this.nativeSelection;
    	if(s.rangeCount > 0) s.removeAllRanges();    		 	
	}
};

var UniversalTextRange = Class.create();
UniversalTextRange.prototype =
{
    parentElement : null,
    length : 0,
    range: null,
    isGecko: 0,
    text: "",
    htmlText : "",
    commonAncestorContainer : null,
    boundingLeft : 0,
    boundingTop : 0,
    startOffset : 0,
    endOffset : 0,
    initialize: function(selection, s)
    {
        this.selection = selection;       
        this.text = selection.toString();
        this.htmlText = this.text;
        //alert(selection.rangeCount);
        if(selection.rangeCount > 0)
        {
         	var r = selection.getRangeAt(0);
         	this.range = r;
         	this.commonAncestorContainer = r.commonAncestorContainer;
         	var contents = r.cloneContents();
         	var firstChild = contents.childNodes[0];
         	if(firstChild && firstChild.nodeType == 1)
         	{                                           
       			this.commonAncestorContainer = firstChild;
       			this.commonAncestorContainer = r.startContainer.parentNode;
			}
         	if(this.commonAncestorContainer.nodeType == 3)
         	{
         	 	this.length = 0;
			}
			else
			{
         		var documentFragment = r.cloneContents();
         		if(documentFragment.hasChildNodes())
         		{
         			if(selection.toString().length>0)
         				this.length = 0;
         			else
         				this.length = 1;
				}
			}
			this.boundingLeft = Mouse.x;
			this.boundingTop = Mouse.y;
    		this.startOffset = r.startOffset;
			this.endOffset = r.endOffset;
		}
    }
    ,
    item : function(i)
    {
    	if(this.selection.rangeCount == 0)
    		return(window.selectedElement);
    	var r = this.selection.getRangeAt(0);
    	var df = r.extractContents();
    	var item = df.childNodes[i];
    	r.insertNode(df);
    	return item;
	}           
	,
	moveStart : function(how,count)
	{
		var r = this.selection.getRangeAt(0);
		r.setStart(r.commonAncestorContainer,r.startOffset + count);
		this.selection.removeAllRanges();
		this.selection.addRange(r);
	}
	,
	moveEnd : function(how,count)
	{
		var r = this.selection.getRangeAt(0);	
		r.setStart(r.commonAncestorContainer,r.endOffset + count);
		this.selection.removeAllRanges();
		this.selection.addRange(r);
	}
	,
	moveToElementText : function(item)
	{
	 	try
	 	{
	 		var r = document.createRange();
	 		r.selectNodeContents(item);
	 		this.startOffset = r.startOffset;
	 		this.endOffset = r.endOffset;
	 		this.commonAncestorContainer = r.commonAncestorContainer;
		}
		catch(e)
		{
			alert('movetoelementtext: ' + e.message);
		}
	}
	,
	add : function(obj)
	{
		this.commonAncestorContainer = obj;	
		this.initialize(orgSelection());
	}
	,
	select : function()
	{
		var r = document.createRange();
		r.setStart(this.commonAncestorContainer, this.startOffset);	
		r.setEnd(this.commonAncestorContainer, this.endOffset);
		var s = window.getSelection().nativeSelection;
		if(typeof s != typeof undefined)
		{
			if(s.rangeCount > 0)
				s.removeAllRanges();
			s.addRange(r);
		}
	}
	,
	compareBoundaryPoints : function(how, source)
	{
		if(this.selection.rangeCount==0) return -1;
		var r = this.selection.getRangeAt(0);
	 	return source.compareBoundaryPoints(how,r);
	}
	,
	parentElement : function()
	{
		if(this.commonAncestorContainer == null)
			return(window.selectedElement);
		var p = this.commonAncestorContainer;	
		while(p != null && p.nodeType == 3 && p.parentNode)
			p = p.parentNode;
		return p;
	}
	,
	duplicate : function()
	{
	 	return this;
	}	
	,
	queryCommandValue : function(cmdId)
	{
		var val = document.queryCommandValue(cmdId.toLowerCase());
		return val;
	}
	,
	queryCommandState : function(cmdId)
	{
	    var val = document.queryCommandState(cmdId.toLowerCase());
	    return val;
	}
	,
	queryCommandIndeterm : function(cmdId)
	{
		return document.queryCommandIndeterm(cmdId.toLowerCase());
	}
	,
	queryCommandEnabled : function(cmdId)
	{
	    return document.queryCommandEnabled(cmdId.toLowerCase());
	}
	,
	execCommand : function(one,two,three)
	{
	    return document.execCommand(one,two,three);
	}
	,
	isEqual : function(source)
	{
		if(this.selection.rangeCount==0) return -1;
		var r = this.selection.getRangeAt(0);
	 	return source.compareBoundaryPoints(Range.START_TO_END,r);
	}
	,
	pasteHTML : function(html)
	{
	 	this.range.deleteContents();
	 	var df = this.range.createContextualFragment(html);
	 	this.range.insertNode(df);
	}
};

/**
 * set up some IE specific stuff
 */

var isGecko = navigator.userAgent.indexOf('Gecko') != -1;
var isSafari = navigator.userAgent.indexOf('Safari') != -1;
var isIE = navigator.userAgent.indexOf('MSIE') != -1;
var isIE7 = navigator.userAgent.indexOf('MSIE 7') != -1;
if(isIE)
{
    document.execCommand("LiveResize",false,true);
    document.execCommand("2D-Position",false,true);
    window.getSelection = function()
    {
        return(document.selection);
    }
    window.getContentBoxParent = function(o)
    {
        var obj = o;
        while(obj)
        {
            if(obj.nodeType==1 && (obj.className.match(/contentRow/) || obj.className.match(/contentBox/) || obj.id.match(/headimg/) || obj.id.match(/headresizer/) || obj.id.match(/footresizer/)) )
                return(obj);
            else if(obj.nodeType==1 && obj.tagName.toLowerCase()=="table")
                return(obj);                     
             obj = obj.parentNode;
        }
        return(null);
    }
    document.onclick = function(event)
    {                 
    	if(!event) var event = window.event;
    	try {
    		if($('rightcoltabs').contains(event.srcElement)) return;
		} catch(e) { }
		try {
    		if($('rightcol').contains(event.srcElement)) return;
    	} catch(e) { }
    	try {
    		if($('movebuttons').contains(event.srcElement)) return;
    	} catch(e) { }
    }
}
else if(isGecko)
{
    var isInTool = false;
    try
    {
        isInTool = inTool;
    }
    catch(e)
    {
        isInTool = false;
    }

    Element.prototype.swapNode = function(swapWith) 
    {
        this.parentNode.replaceChild(swapWith,this);
    }
    
    var orgSelection = window.getSelection;
    if(isInTool)
    {
        window.getSelection = function() { return(new UniversalSelection(orgSelection())); }
    }  
      
    // fake CollectGarbage for FireFox
    window.CollectGarbage = function() {}    

	Document.prototype.elementFromPoint__target = null;
                
	CSSStyleDeclaration.prototype.getAttribute = function(name)
	{
	 	return(this[name]);
	}
                
    CSSStyleDeclaration.prototype.setAttribute = function(name,value)
	{
	 	this[name] = value;
	}
                                 
    Event.prototype.__defineGetter__("srcElement", function() { return this.target; } );
    
    HTMLElement.prototype.__defineGetter__("module", function() { return this.getAttribute("module"); } );        
    HTMLElement.prototype.__defineGetter__("innerText", function() { return(this.textContent); });
    HTMLElement.prototype.__defineSetter__("innerText", function(value) { this.textContent = value; });
                                                                                                                                                    
    HTMLElement.prototype.__defineGetter__("isContentEditable", function() { return (this.contentEditable==="true"); });    
     
    HTMLElement.prototype.replaceNode = function(replaceWith)
    {
     	this.parentNode.replaceChild(replaceWith, this);
	}
    
    HTMLElement.prototype.removeNode = function(childrenToo)
    {
    	try
    	{
    		if(!childrenToo)
    		{
    		    var children = this.childNodes;
    		    for(var i=0;i<children.length;i++)
    		    {
    		     	this.parentNode.insertBefore(children[i],this);
				}
				this.parentNode.removeChild(this);
			}
    		else
    		{
    			this.parentNode.removeChild(this);
			}
		}
		catch(e)
		{
		
		}
	}
	   
    HTMLElement.prototype.__defineGetter__("currentStyle",
    function()
    {
    	var style = document.defaultView.getComputedStyle(this,"");
    	return(style);
	});
              
    HTMLElement.prototype.removeAttribute = function(name)
    {
     	this.setAttribute(name,"");
	}
                    
    HTMLElement.prototype.fireEvent = function(eventName)
    {
    	var evt = document.createEvent("MouseEvents");
    	var eventName = eventName.substr(2);
  		evt.initMouseEvent(eventName, true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, this);
  		if(this[eventName])
    		this[eventName](evt);
	}
	
	HTMLElement.prototype.oncontrolselect = function(event)
	{
		if(this.parentNode)
			this.parentNode.oncontrolselect(event);
	}
        
    HTMLElement.prototype.componentFromPoint = function()
    {
		return("");    
	}
		
    HTMLElement.prototype.attachEvent = function(type, fn) 
    {        
        type = type.substr(2);
        var t = this.addEventListener( type, function(e) {
            window.event = e;      
            return fn();
        }, false );
        if(!this[type])
        {
         	this[type] = fn;
		}
    }
    
    HTMLElement.prototype.detachEvent = function(type, fn) {
        type = type.substr(2);
        this.removeEventListener( type, fn, false );  
    }    
    
    HTMLElement.prototype.insertAdjacentElement = function(where, obj)
    {
    	if(where=="beforebegin")
    		this.parentNode.insertBefore(obj, this);
    	else if(where=="afterend")    	
    	{
    		if(this.next())
    			this.parentNode.insertBefore(obj, this.next());
    		else
    			this.parentNode.appendChild(obj);
		}
	}
        
    Document.prototype.fireEvent = function(eventName)
    {
    	var evt = document.createEvent("MouseEvents");
  		evt.initMouseEvent(eventName.substr(3), true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
    	this[eventName](evt);
	}
        
    Document.prototype.attachEvent = function(type, fn) 
    {        
        type = type.substr(2);
        this.addEventListener( type, function(e) {
            window.event = e;      
            return fn();
        }, false ); 
    }
    
    Document.prototype.detachEvent = function(type, fn)
    {
        type = type.substr(2);
        this.removeEventListener( type, fn, false );  
    }
   
   	PopupWindow = Class.create(); 
    PopupWindow.prototype =
    {
    	document : null,
    	refNode : null,
    	initialize : function()
    	{
    		var div = document.createElement("DIV");
    		div.style.display = "none";
    		div.id = "fftexttoolbar";
    		this.document =
    		{
    			body : div,
    			getElementById : function(id)
    			{
    				var all = this.body.getElementsByTagName("*");
    				for(var i=0;i<all.length;i++)
    				{
    				 	if(all[i].id.toLowerCase()==id.toLowerCase()) return all[i];
					}
					return null;
				}		
			}
			document.body.appendChild(this.document.body);
		}
		,
		show : function(x,y,w,h,ref)
		{
	        this.refNode = ref;
	        this.document.body.style.position = "absolute";
	        this.document.body.style.display = "block";
	        this.document.body.style.left = x + "px";
	        this.document.body.style.top = y + "px";
	        this.document.body.style.width = w + "px";
	        this.document.body.style.height = h + "px";
	        this.document.body.style.zIndex = MessageBoxHelper.getNextZIndex();
		}
		,
		hide : function()
		{
			this.document.body.style.display = "none";
		}
	}
	
    window.createPopup = function()
    {
        var popup = new PopupWindow();
        return(popup);
    }
    
    HTMLElement.prototype.contains = function(target)
    {
         while(target && (this!=target) && (target!=null))
            target = target.parentNode;
        return this == target;       
    }
    
    CSSStyleDeclaration.prototype.setAttribute = function(k,v)
    {
        this[k] = v;
    }
    
    CSSStyleDeclaration.prototype.removeAttribute = function(k)
    {
        this[k] = null;
    }
    
    window.getContentBoxParent = function(o)
    {
        var obj = o;
        while(obj)
        {
            if(obj.nodeType==1 && (obj.className.match(/contentRow/) || obj.className.match(/contentBox/) || obj.id.match(/headimage/) || obj.id.match(/headresizer/) || obj.id.match(/footresizer/)) )
                return(obj);
            else if(obj.nodeType==1 && obj.tagName.toLowerCase()=="table")
                return(obj);                     
             obj = obj.parentNode;
        }
        return(null);
    }
    
    document.onclick = function(event)
    {                     
    	if(!event) var event = window.event;
    	try
    	{
    		if($('rightcoltabs') && $('rightcoltabs').contains(event.srcElement)) return;
		}
		catch(e) { }
    	try
    	{
    		if($('rightcol') && $('rightcol').contains(event.srcElement)) return;
    	} catch(e) { }
    	/*
        if(BoxToolbar.currentObject && !BoxToolbar.currentObject.contains(event.srcElement) && BoxToolbar.currentObject!=event.srcElement)
            BoxToolbar.hide();
        */
    }
    
    Element.prototype.createTextRange = function()
	{
		return(new UniversalSelection(orgSelection()).createRange());
	}
	
	HTMLElement.prototype.createTextRange = function()
	{
		return(new UniversalSelection(orgSelection()).createRange());
	}
    
    Element.prototype.createControlRange = function()
	{
		return(new UniversalSelection(orgSelection()).createRange());
	}
	
	HTMLElement.prototype.createControlRange = function()
	{
		return(new UniversalSelection(orgSelection()).createRange());
	}
	
	
    
}