/* FROM: http://www.dustindiaz.com/top-ten-javascript/ */

function addEvent( obj, type, fn ) {
	if (obj.addEventListener) {
		obj.addEventListener( type, fn, false );
		EventCache.add(obj, type, fn);
	}
	else 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] );
		EventCache.add(obj, type, fn);
	}
	else {
		obj["on"+type] = obj["e"+type+fn];
	}
}

var EventCache = function(){
	var listEvents = [];
	return {
		listEvents : listEvents,
		add : function(node, sEventName, fHandler){
			listEvents.push(arguments);
		},
		flush : function(){
			var i, item;
			for(i = listEvents.length - 1; i >= 0; i = i - 1){
				item = listEvents[i];
				if(item[0].removeEventListener){
					item[0].removeEventListener(item[1], item[2], item[3]);
				};
				if(item[1].substring(0, 2) != "on"){
					item[1] = "on" + item[1];
				};
				if(item[0].detachEvent){
					item[0].detachEvent(item[1], item[2]);
				};
				item[0][item[1]] = null;
			};
		}
	};
}();
addEvent(window,'unload',EventCache.flush);


function getElementsByClass(searchClass,node,tag)
{
	var classElements = new Array();
	if ( node == null )
		node = document;
	if ( tag == null )
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp('(^|\\s)'+searchClass+'(\\s|$)');
	for (i = 0, j = 0; i < elsLen; i++)
	{
		if ( pattern.test(els[i].className) )
		{
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}


Array.prototype.inArray = function (value) {
	var i;
	for (i=0; i < this.length; i++) {
		if (this[i] === value) {
			return true;
		}
	}
	return false;
};


function getCookie( name ) {
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
		return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ';', len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}

function setCookie( name, value, expires, path, domain, secure ) {
	var today = new Date();
	today.setTime( today.getTime() );
	if ( expires ) {
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	document.cookie = name+'='+escape( value ) +
		( ( expires ) ? ';expires='+expires_date.toGMTString() : '' ) + //expires.toGMTString()
		( ( path ) ? ';path=' + path : '' ) +
		( ( domain ) ? ';domain=' + domain : '' ) +
		( ( secure ) ? ';secure' : '' );
}

function deleteCookie( name, path, domain ) {
	if ( getCookie( name ) ) document.cookie = name + '=' +
			( ( path ) ? ';path=' + path : '') +
			( ( domain ) ? ';domain=' + domain : '' ) +
			';expires=Thu, 01-Jan-1970 00:00:01 GMT';
}



function $() 
{
	var elements = new Array();

	for (var i = 0; i < arguments.length; i++) 
	{
		var element = arguments[i];
		if (typeof element == 'string')
		{
			element = document.getElementById(element);
		}
		
		if (arguments.length == 1) 
		{
			return element;
		}

		elements.push(element);
	}

	return elements;
}




function hSlide(id,start,end,millisec)
{
	var curH=document.getElementById(id).style.height;

	var speed = Math.round(millisec / 100);


	curH=curH.replace(/\D+/,"")*1;
	if (curH <= start)
	{
		// start the auto-close timer
		document.getElementById(id).Timer=setTimeout("hSlide('"+id+"',"+end+","+start+","+millisec+");",1500);
		
		document.getElementById(id).style.height=start+'px';
		document.getElementById(id).style.display='block';
		for (var x=start; x<=end;x++)
		{
			setTimeout("document.getElementById('"+id+"').style.height='"+x+"px';",(x*speed));
		}
	}
	
	if (curH >= end)
	{
		//clear the timer
		if (document.getElementById(id).Timer)
			clearTimeout(document.getElementById(id).Timer);
			
		document.getElementById(id).style.height=end+'px';
		document.getElementById(id).style.display='block';
		
		for (var x=start; x<=end;x++)
		{
			setTimeout("document.getElementById('"+id+"').style.height='"+(end-x)+"px';",(x*speed));
		}
		setTimeout("document.getElementById('"+id+"').style.display='none';",(x*speed));
	}	
	
}

/* from: http://www.quirksmode.org/js/events_mouse.html */
function testLeaveDiv(e) {
	if (!e) var e = window.event;
	var tg = (window.event) ? e.srcElement : e.target;
	if (tg.nodeName != 'DIV') return false;
	var reltg = (e.relatedTarget) ? e.relatedTarget : e.toElement;
	while (reltg != tg && reltg.nodeName != 'BODY')
		reltg= reltg.parentNode
	if (reltg== tg) return false;
	// Mouseout took place when mouse actually left layer
	// Handle event
	return true;
}



function pageWidth()
{
	return window.innerWidth != null ? window.innerWidth : document.documentElement && document.documentElement.clientWidth ? document.documentElement.clientWidth : document.body != null ? document.body.clientWidth : null;
}
function pageHeight()
{
	return  window.innerHeight != null? window.innerHeight : document.documentElement && document.documentElement.clientHeight ?  document.documentElement.clientHeight : document.body != null? document.body.clientHeight : null;} function posLeft() {return typeof window.pageXOffset != 'undefined' ? window.pageXOffset :document.documentElement && document.documentElement.scrollLeft ? document.documentElement.scrollLeft : document.body.scrollLeft ? document.body.scrollLeft : 0;} function posTop() {return typeof window.pageYOffset != 'undefined' ?  window.pageYOffset : document.documentElement && document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop ? document.body.scrollTop : 0;
}


function centerDiv(id,w,h)
{
		var top= ((pageHeight()-h)/2) > 0 ? ((pageHeight()-h)/2) : h;
		var left= ((pageWidth()-w)/2) > 0 ? ((pageWidth()-w)/2) : w;
		$(id).style.top=top+'px';
		$(id).style.left=left+'px';
		$(id).style.width=w+'px';
		$(id).style.height=h+'px';
}



/* for processing raw ajax returns */
function rawToObj(returned)
{
	var obj = new Object();
	if (returned=="") return obj;
	
	while(returned != "")
	{
		var kLength = returned.substring(0,(returned.indexOf(';')))*1;
		returned = returned.substring((returned.indexOf(';')+1));
		var k = returned.substring(0,kLength);
		returned = returned.substring(kLength+1);
		var vLength = returned.substring(0,(returned.indexOf(';')))*1;
		returned = returned.substring((returned.indexOf(';')+1));
		var v = returned.substring(0,vLength);
		returned = returned.substring(vLength+1);
		// array detections
		if (k.substring(0,5)=="array")
		{
			k=k.substring(5);
			v=rawToObj(v);
		}
		if (k && v)
			obj[k] = v;
	}
	return obj;
}