var globalVar = {};

/* XMLHTTP -- modified from QuirksMode.org */
function sendRequest(url,callback,postData,req) {
	if(!req)
	{
	    req = createXMLHTTPObject();
	    if (!req) return;
    }
    
	var method = (postData) ? "POST" : "GET";
	req.open(method,url,true);
	req.setRequestHeader('User-Agent','XMLHTTP/1.0');
	if (postData != '')
	{
		req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    	req.setRequestHeader("Content-length", postData.length);
	    req.setRequestHeader("Connection", "close");
    }
	req.onreadystatechange = function () 
	{
		if (req.readyState != 4) return;
		if (req.status != 200 && req.status != 304) {return;}
		callback(req);
	}
	if (req.readyState == 4) return;
	req.send(postData);
}

var XMLHttpFactories = [
	function () {return new XMLHttpRequest()},
	function () {return new ActiveXObject("Msxml2.XMLHTTP")},
	function () {return new ActiveXObject("Msxml3.XMLHTTP")},
	function () {return new ActiveXObject("Microsoft.XMLHTTP")}
];

function createXMLHTTPObject() {
	var xmlhttp = false;
	for (var i=0;i<XMLHttpFactories.length;i++) 
	{
		try {xmlhttp = XMLHttpFactories[i]();}
		catch (e) {continue;}
		break;
	}
	return xmlhttp;
}

function getSelectedText(elem){return ge(elem).options[ge(elem).selectedIndex].text;}

    function getTarg(e) {
        var targ;
        if (!e) var e = window.event;
        if (e.target) targ = e.target;
        else if (e.srcElement) targ = e.srcElement;
        if (targ.nodeType == 3) // defeat Safari bug
            targ = targ.parentNode;
        return targ;
    }

function getScrollTop() {
    if (window.innerHeight) //Mozilla engine
    {
        return window.pageYOffset
    }
    else if (document.documentElement && document.documentElement.scrollTop) //IE engine
    {
        return document.documentElement.scrollTop
    }
    else if (document.body) //something else?
    {
        return document.body.scrollTop
    }
}

function ge(id) {
    return document.getElementById(id);
}
function findPos(o) {
    var x = y = 0;
    if (o.offsetParent) {
        x = o.offsetLeft
        y = o.offsetTop
        while (o = o.offsetParent) {
            x += o.offsetLeft
            y += o.offsetTop
        }
    }
    return [x, y];
}

function getMouseCoors(e) {
    var x = y = 0;

    if (!e) var e = window.event;

    if (e.pageX || e.pageY) {
        x = e.pageX;
        y = e.pageY;
    }
    else if (e.clientX || e.clientY) {
        x = e.clientX + document.body.scrollLeft
			+ document.documentElement.scrollLeft;
        y = e.clientY + document.body.scrollTop
			+ document.documentElement.scrollTop;
    }

    return [x, y]
}

function setElPositionFromMouse(el, e, leftOffset, topOffset) {
    leftOffset = !leftOffset ? 0 : leftOffset;
    topOffset = !topOffset ? 0 : topOffset;

    var pos = getMouseCoors(e);
    setPositionFromCoors(el, (pos[0] + leftOffset), (pos[1] + topOffset));
}
function setPositionFromCoors(elem, X, Y) {

    var el = !elem ? ge(elem) : elem;
    if (el) {
        el.style.left = X + 'px';
        el.style.top = Y + 'px';
    }
    else {
        showError('Could not position element "' + elem + '".');
    }
}

function checkDate(theDate) {
    var arrDate = theDate.split("/");
    month = arrDate[0];
    day = arrDate[1];
    year = arrDate[2];

    if (!isDate(year, month, day))
    { alert('Please enter a valid date'); }
}

function isDate(year, month, day) {
    month = month - 1;
    var tempDate = new Date(year, month, day);
    if ((getYear(tempDate.getYear()) == year) &&
     (month == tempDate.getMonth()) &&
     (day == tempDate.getDate()))
        return true;
    else
        return false
}
  
function getPopupElementXY(elid, divHeight, ev) {

    //gets pos of element, & returns
    //xy coords relative to page
    //less height of popup
    if (!ev) var ev = window.event;
    var el, pos;
    if (ge(elid)) {
        el = ge(elid);
    }
    pos = el ? findPos(el) : getMouseCoors(ev);
    
    var wH = document.documentElement.clientHeight;
    var st = getScrollTop();
    var wHt = ((st * 2) + wH) / 2;

    var xOffset = pos[0];
    var yOffset = ((st * 2) + wH) / 2 > pos[1] ? pos[1] : pos[1] - divHeight;

    return [xOffset, yOffset];
}

function xBub(e) {
    if (!e) var e = window.event;
    e.cancelBubble = true;
}

//Date Functions
var today = new Date();

var MonthDays = new Array(31,28,31,30,31,30,31,31,30,31,30,31);

theYear = today.getYear();
if (theYear < 1000) theYear += 1900;

StartOfThisYear = new Date(theYear,0,1);
EndOfThisYear = new Date(theYear,11,31);

StartOfLastYear = new Date(theYear-1,0,1);
EndOfLastYear = new Date(theYear-1,11,31);

if (today.getMonth()==0) {
     StartOfLastMonth = new Date(theYear-1,11,1);
     EndOfLastMonth = new Date(theYear-1,11,MonthDays[11]);
}
else {
    StartOfLastMonth = new Date(theYear,today.getMonth()-1,1);
    LastMonth = today.getMonth()-1;
    DaysInLastMonth = MonthDays[LastMonth];
    if (LastMonth == 1) {
        // February
        if (theYear%400==0 || (theYear%4 == 0 && theYear%100!=0) )
            DaysInLastMonth +=1;
   }
   EndOfLastMonth = new Date(theYear,today.getMonth()-1,DaysInLastMonth);
}

StartOfLastWeekMS = today.getTime() - ( 24*60*60*1000*(today.getDay()+6)); 
StartOfLastWeek = new Date(StartOfLastWeekMS);
EndOfLastWeek = new Date(StartOfLastWeekMS+24*60*60*1000*6);


var dateFormat = function () {
	var	token        = /d{1,4}|m{1,4}|yy(?:yy)?|([HhMsTt])\1?|[LloZ]|"[^"]*"|'[^']*'/g,
		timezone     = /\b(?:[PMCEA][SDP]T|(?:Pacific|Mountain|Central|Eastern|Atlantic) (?:Standard|Daylight|Prevailing) Time|(?:GMT|UTC)(?:[-+]\d{4})?)\b/g,
		timezoneClip = /[^-+\dA-Z]/g,
		pad = function (value, length) {
			value = String(value);
			length = parseInt(length) || 2;
			while (value.length < length)
				value = "0" + value;
			return value;
		};

	// Regexes and supporting functions are cached through closure
	return function (date, mask) {
		// Treat the first argument as a mask if it doesn't contain any numbers
		if (
			arguments.length == 1 &&
			(typeof date == "string" || date instanceof String) &&
			!/\d/.test(date)
		) {
			mask = date;
			date = undefined;
		}

		date = date ? new Date(date) : new Date();
		if (isNaN(date))
			throw "invalid date";

		var dF = dateFormat;
		mask   = String(dF.masks[mask] || mask || dF.masks["default"]);

		var	d = date.getDate(),
			D = date.getDay(),
			m = date.getMonth(),
			y = date.getFullYear(),
			H = date.getHours(),
			M = date.getMinutes(),
			s = date.getSeconds(),
			L = date.getMilliseconds(),
			o = date.getTimezoneOffset(),
			flags = {
				d:    d,
				dd:   pad(d),
				ddd:  dF.i18n.dayNames[D],
				dddd: dF.i18n.dayNames[D + 7],
				m:    m + 1,
				mm:   pad(m + 1),
				mmm:  dF.i18n.monthNames[m],
				mmmm: dF.i18n.monthNames[m + 12],
				yy:   String(y).slice(2),
				yyyy: y,
				h:    H % 12 || 12,
				hh:   pad(H % 12 || 12),
				H:    H,
				HH:   pad(H),
				M:    M,
				MM:   pad(M),
				s:    s,
				ss:   pad(s),
				l:    pad(L, 3),
				L:    pad(L > 99 ? Math.round(L / 10) : L),
				t:    H < 12 ? "a"  : "p",
				tt:   H < 12 ? "am" : "pm",
				T:    H < 12 ? "A"  : "P",
				TT:   H < 12 ? "AM" : "PM",
				Z:    (String(date).match(timezone) || [""]).pop().replace(timezoneClip, ""),
				o:    (o > 0 ? "-" : "+") + pad(Math.floor(Math.abs(o) / 60) * 100 + Math.abs(o) % 60, 4)
			};

		return mask.replace(token, function ($0) {
			return ($0 in flags) ? flags[$0] : $0.slice(1, $0.length - 1);
		});
	};
}();

// Some common format strings
dateFormat.masks = {
	"default":       "ddd mmm d yyyy HH:MM:ss",
	shortDate:       "m/d/yy",
	mediumDate:      "mmm d, yyyy",
	longDate:        "mmmm d, yyyy",
	fullDate:        "dddd, mmmm d, yyyy",
	shortTime:       "h:MM TT",
	mediumTime:      "h:MM:ss TT",
	longTime:        "h:MM:ss TT Z",
	isoDate:         "yyyy-mm-dd",
	isoTime:         "HH:MM:ss",
	isoDateTime:     "yyyy-mm-dd'T'HH:MM:ss",
	isoFullDateTime: "yyyy-mm-dd'T'HH:MM:ss.lo"
};

// Internationalization strings
dateFormat.i18n = {
	dayNames: [
		"Sun", "Mon", "Tue", "Wed", "Thr", "Fri", "Sat",
		"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
	],
	monthNames: [
		"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
		"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"
	]
};

// For convenience...
Date.prototype.format = function (mask) {
	return dateFormat(this, mask);
}


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

//remove from array
function removeItem(theArray, itemToRemove) {
    for (var i = 0; i < theArray.length; i++) {

        if (theArray[i] == itemToRemove) {
            theArray.splice(i, 1);
        }
    }
    return theArray;
}

function getEval(req) {
    var resp = eval('(' + req.responseText + ')');

    if (resp.isAuthenticated) {
        if (resp.isAuthenticated == 'false') {
            location.reload(true);
        }
    }
    else if (resp.error) {
        showError(resp.error);
        return false;
    }
    else {
        return resp;
    }
}
function getScreenDim(){
        var width, height;
        if (parent.document.documentElement.clientWidth || parent.window.innerWidth) {
            width = parent.document.documentElement.clientWidth || parent.window.innerWidth;
        }
        else {
            width = document.documentElement.clientWidth || window.innerWidth;
        }
        if (parent.document.documentElement.clientHeight || parent.window.clientHeight) {
            height = parent.document.documentElement.clientHeight || parent.window.clientHeight;
        }
        else {
            height = document.documentElement.clientHeight || window.innerHeight;
        }
        return[width,height];
}