/*
function addOnLoadEvent(func) {
    if (window.addEventListener || window.attachEvent) {
        addEvent(window, "load", func, false);
    }
    else
    {
        var oldQueue = (window.onload) ? window.onload : function() {};
        window.onload = function() { 
            oldQueue();
            func();
        }
    }
}
*/

if (window.Emanee === undefined)
{ 
    var Emanee;
    (function() {
        Emanee = {};
    })();    
}
Emanee.getEvent = function(evt)
{
    evt = (evt) ? evt : ((window.event) ? event : null);
    return evt;
}

Emanee.stopEvent = function(e)
{
    if(!e) var e = window.event;
    	
	//e.cancelBubble is supported by IE - this will kill the bubbling process.
	e.cancelBubble = true;
	e.returnValue = false;

	//e.stopPropagation works only in Firefox.
	if (e.stopPropagation)
	{
		e.stopPropagation();
		e.preventDefault();
	}
	return false;
}

// Return the control that generated the event
Emanee.getEventTarget = function (evt){
    evt = (evt) ? evt : ((window.event) ? event : null);
    if (evt){    
        var elem = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null);
        return elem;
    }
    else 
    {
        return null;
    }
}
/*
Emanee.addEvent = function( obj, type, fn, capture ) 
{
    capture = (capture) ? capture : false;
    if ( obj.attachEvent ) {
        obj['e'+type+fn] = fn;
        obj[type+fn] = function(){obj['e'+type+fn]( window.event );}
        obj.attachEvent( 'on'+type, obj[type+fn] );
    } else
        obj.addEventListener( type, fn, capture );
}
Emanee.addEvent = function( obj, type, fn, capture ) {
    capture = (capture) ? capture : false;
    if ( obj.detachEvent ) {
        obj.detachEvent( 'on'+type, obj[type+fn] );
        obj[type+fn] = null;
    } else
        obj.removeEventListener( type, fn, capture );
}
*/
Emanee.addEvent = function(elem, evtType, func, capture)
{
    capture = (capture) ? capture : false;
    if (elem.addEventListener)
    {
        elem.addEventListener(evtType, func, capture);
    }
    else if (elem.attachEvent)
    {
        elem.attachEvent("on" + evtType, func);
    }
    else
    {
        // for IE/Mac, NN4, and older
        elem["on" + evtType] = func;
    }
}
Emanee.removeEvent = function(elem, evtType, func, capture) 
{
    capture = (capture) ? capture : false;
    if (elem.removeEventListener)
    {
        elem.removeEventListener(evtType, func, capture);
    }
    else if (elem.detachEvent)
    {
        elem.detachEvent("on" + evtType, func);
    }
    else
    {
        // for IE/Mac, NN4, and older
        elem["on" + evtType] = null;
    }
}

Emanee.addOnLoadEvent = function(func) {
    if (window.addEventListener || window.attachEvent) {
        Emanee.addEvent(window, "load", func, false);
    }
    else
    {
        var oldQueue = (window.onload) ? window.onload : function() {};
        window.onload = function() { 
            oldQueue();
            func();
        }
    }
}

Emanee.addOnUnLoadEvent = function(func) {
    if (window.addEventListener || window.attachEvent) {
        Emanee.addEvent(window, "unload", func, false);
    }
    else
    {
        var oldQueue = (window.onunload) ? window.onunload : function() {};
        window.onunload = function() { 
            oldQueue();
            func();
        }
    }
}
// http://snipplr.com/view.php?codeview&id=3338
/*
// Toggle ClassName
// Works on els with multiple classnames

function toggleClassname (el, newClassname, defaultClassname) {

  if (hasClass( el, defaultClassname)){
    var re = new RegExp("(^|\\s)" + defaultClassname + "(\\s|$)"); 
    el.className = el.className.replace(re, ' '+ newClassname +' ');

  } else if (hasClass( el, newClassname)){
    var re = new RegExp("(^|\\s)" + newClassname + "(\\s|$)"); 
    el.className = el.className.replace(re, ' '+ defaultClassname +' ');

  } else
    el.className += ' ' + newClassname;

}
*/
Emanee.hasClass = function(obj, className)
{
    // http://snipplr.com/view.php?codeview&id=3338
    if (typeof obj == 'undefined' || obj==null || !RegExp)
    {
        return false; 
    }
    var re = new RegExp("(^|\\s)" + className + "(\\s|$)");
    if (typeof(obj)=="string")
    {
        return re.test(obj);
    }
    else if (typeof(obj)=="object" && obj.className)
    {
        return re.test(obj.className);
    }
    return false;
};

Emanee.getElementsByClassName = function (className, tag, elm)
{
/*  getElemetnsByClassName:
	Developed by Robert Nyman, http://www.robertnyman.com
	Code/licensing: http://code.google.com/p/getelementsbyclassname/ (MIT)
	http://sixrevisions.com/tutorials/javascript_tutorial/create_lightweight_javascript_tooltip/
*/
	if (document.getElementsByClassName)
	{
		getElementsByClassName = function (className, tag, elm) {
			elm = elm || document;
			var elements = elm.getElementsByClassName(className),
				nodeName = (tag)? new RegExp("\\b" + tag + "\\b", "i") : null,
				returnElements = [],
				current;
			for(var i=0, il=elements.length; i<il; i+=1){
				current = elements[i];
				if(!nodeName || nodeName.test(current.nodeName)) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	else if (document.evaluate)
	{
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = "",
				xhtmlNamespace = "http://www.w3.org/1999/xhtml",
				namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace)? xhtmlNamespace : null,
				returnElements = [],
				elements,
				node;
			for(var j=0, jl=classes.length; j<jl; j+=1){
				classesToCheck += "[contains(concat(' ', @class, ' '), ' " + classes[j] + " ')]";
			}
			try	{
				elements = document.evaluate(".//" + tag + classesToCheck, elm, namespaceResolver, 0, null);
			}
			catch (e) {
				elements = document.evaluate(".//" + tag + classesToCheck, elm, null, 0, null);
			}
			while ((node = elements.iterateNext())) {
				returnElements.push(node);
			}
			return returnElements;
		};
	}
	else {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = [],
				elements = (tag === "*" && elm.all)? elm.all : elm.getElementsByTagName(tag),
				current,
				returnElements = [],
				match;
			for(var k=0, kl=classes.length; k<kl; k+=1){
				classesToCheck.push(new RegExp("(^|\\s)" + classes[k] + "(\\s|$)"));
			}
			for(var l=0, ll=elements.length; l<ll; l+=1){
				current = elements[l];
				match = false;
				for(var m=0, ml=classesToCheck.length; m<ml; m+=1){
					match = classesToCheck[m].test(current.className);
					if (!match) {
						break;
					}
				}
				if (match) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	return getElementsByClassName(className, tag, elm);
};

function trim(str) {	
	return str.replace(/^\s\s*/, '').replace(/\s\s*$/, '');
}
function ltrim(str) {
	return str.replace(/^\s+/,'');
}
function rtrim(str) {
	return str.replace(/\s+$/,'');
}