//###############
//# EVENTS
//###############
function evntobj(e) {
	this.src = e.target ? e.target : e.srcElement;
	this.x = e.pageX ? e.pageX : e.clientX;
	this.y = e.pageY ? e.pageY : e.clientY;
	this.e = e ? e : window.event;
}
evntobj.prototype.consume = function () {
	if (this.e.stopPropagation) {
		this.e.stopPropagation();
		this.e.preventDefault();
	} else if (this.e.cancelBubble) {
		this.e.cancelBubble = true;
		this.e.returnValue  = false;
	}
}


evntobj.addEventListener = function(obj,evnt,func) {
	if (document.addEventListener) {
		obj.addEventListener(evnt,func,false);
	} else if (document.attachEvent) {
		obj.attachEvent("on"+evnt,func,false);
	} else {
		obj["on"+evnt] = func;
	}
}

evntobj.removeEventListener = function(obj,evnt,func) {
	if (document.removeEventListener) {
		obj.removeEventListener(evnt,func,false);
	} else if (document.detachEvent) {
		obj.detachEvent("on"+evnt,func,false);
	} else {
		obj["on"+evnt] = null;
	}
}

function maddEventListener(obj,evnt,func) {
    if (window.attachEvent) {
	        obj.attachEvent("on" + evnt,func);
        } else if (window.addEventListener) {
            if (evnt = "load") {evnt == "DOMContentLoaded"}
	        document.addEventListener(evnt,func,true);
        } else {
	        obj["on" + evnt] = func;
        }
} 

function removeEventListener(obj,evnt,func) {
	if (window.detachEvent) {
		obj.detachEvent("on" + evnt,func);
	} else if (window.removeEventListener) {
		obj.removeEventListener(evnt,func,false);
	} else {
		obj["on" + evnt] = "";
	}
}

//###############
//# FORMS
//###############

maddEventListener(window,"load",initforms);

function initforms() {
	this.name = "home";
	var input = document.getElementsByTagName("INPUT");
	for (i=0;i<input.length;i++) {
		if (input[i].type == "submit" || input[i].type == "button") {
			addEventListener(input[i],"mouseover",buttonmouseover);
			addEventListener(input[i],"mouseout",buttonmouseout);
		}
	}
	var select = document.getElementsByTagName("SELECT");
	for (i=0;i<select.length;i++) {
		addEventListener(select[i],"focus",activate);
		addEventListener(select[i],"blur",deactivate);
	}
}

function buttonmouseover(e) {
	var e = e ? e : window.event;
	var obj = e.target ? e.target : e.srcElement;
	if (!obj.disable) {
		obj.className = "buttonover";
	}
}

function buttonmouseout(e) {
	var e = e ? e : window.event;
	var obj = e.target ? e.target : e.srcElement;
	if (!obj.disable) {
		obj.className = "button";
	}
}

function disableform() {
	document.body.style.cursor = "wait";
	var input = document.getElementsByTagName("INPUT");
	for (i=0; i<input.length; i++) {
		input[i].disabled = true;
	}
}

function enableform() {
	document.body.style.cursor = "auto";
	var input = document.getElementsByTagName("INPUT");
	for (i=0; i<input.length; i++) {
		input[i].disabled = false;
	}
}

//###############
//# COMBOBOX
//###############

var keystack = "";
var selectobj = "";
var selectindex = 0;

function addoption(select,text,value) {
	var option = document.createElement("OPTION");
	option.text = text;
	option.value = value;
	select.options.add(option);
}

function removeoptions(select) {
	for (i=select.options.length-1;i>=0;i--) {
		select.remove(i);
	}
}

function activate(e) {
	var e = e ? e : window.event;
	var obj = e.target ? e.target : e.srcElement;
	obj.onkeypress = autocomplete;
	selectobj = obj;
}

function deactivate(e) {
	var e = e ? e : window.event;
	var obj = e.target ? e.target : e.srcElement;
	obj.onkeypress = function donothing() {};
	//selectobj.selectedIndex = selectindex;
	keystack = "";
	selectobj = "";
}

function autocomplete(e) {
	keystack = keystack + String.fromCharCode(window.event.keyCode).toLowerCase();
	for (i=0;i < selectobj.options.length-1;i++) {
		var str = selectobj.options[i].text.toLowerCase();
		if(str.indexOf(keystack) == 0) {
			selectobj.selectedIndex = i;
			selectindex = i;
			return(false);
		}
	}
}

//###############
//# COOKIES
//###############

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

//###############
//# OBJECTS
//###############

function getoffsetx(obj) {
	if(obj.offsetParent != null) {
		return(obj.offsetLeft + getoffsetx(obj.offsetParent));
	} else {
		return(0);
	}
}

function getoffsety(obj) {
	if(obj.offsetParent != null) {
		return(obj.offsetTop + getoffsety(obj.offsetParent));
	} else {
		return(0);
	}
}

function moveobj(objid,top,left) {
	if (document.getElementById) {
		document.getElementById("" + objid + "").style.position = "absolute";
		document.getElementById("" + objid + "").style.top = top;
		document.getElementById("" + objid + "").style.left = left;
	}
}

function setopacity(obj,val) {
	if (obj.filters) {
		try {
			obj.filters["alpha"].opacity = val*100;
		} catch (e) { }
	} else if (obj.style.opacity) {
		obj.style.opacity = val;
	}
}

//###############
//# TABLES
//###############

var lastsort = null;

function sorttable(col,tablename) {
	var tablearray = new Array();
	var sortarray = new Array();
	var tableobj = document.getElementById(tablename);
	var tablerows = parseInt(tableobj.rows.length);
	var tablecols = tableobj.getAttribute("cols");
	for (i=1; i < tablerows; i++) {
		tablearray[i-1] = new Array();
		for (c=0; c < tablecols; c++) {
			tablearray[i-1][c] = tableobj.rows[i].cells[c].innerHTML;
		}
	}
	sortarray = bubblesort(tablearray,col,lastsort!=col);
	for (i=0; i < sortarray.length; i++) {
		for (c=0; c < sortarray[i].length; c++) {
			tableobj.rows[i+1].cells[c].innerHTML = sortarray[i][c];
		}
	}
	if(lastsort != col) {
		lastsort = col;
	} else {
		lastsort = null;
	}
}

function bubblesort(sortarray,col,sortorder) {
	for(n=0; n < sortarray.length; n++) {
		for(c=n; c < sortarray.length; c++) {
			var l = sortarray[n][col].toString().replace(/<[^>]+>/g,"").replace(/[^0-9\/a-z\/A-Z\/.]/g,"");
			var r = sortarray[c][col].toString().replace(/<[^>]+>/g,"").replace(/[^0-9\/a-z\/A-Z\/.]/g,"");
			var s = false;
			if (isdate(l) && isdate(r)) {
       	if(sortorder && (Date.parse(l) - Date.parse(r) > 0)) { s = true; }
       	if(!sortorder && (Date.parse(l) - Date.parse(r) < 0)) { s = true; }
			} else if (isnumeric(l) && isnumeric(r)) {
       	if(sortorder && (parseFloat(l) - parseFloat(r) > 0)) { s = true; }
       	if(!sortorder && (parseFloat(l) - parseFloat(r) < 0)) { s = true; }
			} else {
       	if(sortorder && (l.toLowerCase() > r.toLowerCase())) { s = true; }
       	if(!sortorder && (l.toLowerCase() < r.toLowerCase())) { s = true; }
			}
			if (s) {
				for (x=0; x < sortarray[n].length; x++) {
					var t = sortarray[n][x];
					sortarray[n][x] = sortarray[c][x];
					sortarray[c][x] = t;
				}
			}
		}
	}
	return(sortarray);
}

//###############
//# CALENDAR
//###############
var browserName=navigator.appName; 
var selecteddate = new Date();
var currentdate = new Date();
var comparedate = new Date();
var maxdate = new Date();
var mindate = new Date();
var rolloverobj = null;
var dateformname = "schedule";
var datefieldname = "datevalue";
var ondateselect = false;

maddEventListener(window,"load",initcalendar);

function initcalendar() {
	var calendar = document.createElement("div");
	var calendarHTML = "";
	calendar.id = "calendar";
	calendar.style.position = "absolute";
	calendar.style.zIndex = "10";
	calendar.style.top= "0";
	calendar.style.left = "0";
	calendar.style.display = "none";
	calendarHTML = calendarHTML +
		"<table class=\"calendar\" cellspacing=\"1\">" +
		"<tr>" +
		"<td class=\"calendar_header\" onMouseOver=\"this.className='calendar_header_over';\" onMouseOut=\"this.className='calendar_header';\" onClick=\"prevmonth();\">" +
		"<p>&lt;</p>" +
		"</td>" +
		"<td class=\"calendar_header\" onClick=\"hidecalendar();\" colspan=\"5\">" +
		"<p id=\"calendar_header\"></p>" +
		"</td>" +
		"<td class=\"calendar_header\" onMouseOver=\"this.className='calendar_header_over';\" onMouseOut=\"this.className='calendar_header';\" onClick=\"nextmonth();\">" +
		"<p>></p>" +
		"</td>" +
		"</tr>" +
		"<tr>" +
		"<td class=\"calendar_weekday\">" +
		"<p>S</p>" +
		"</td>" +
		"<td class=\"calendar_weekday\">" +
		"<p>M</p>" +
		"</td>" +
		"<td class=\"calendar_weekday\">" +
		"<p>T</p>" +
		"</td>" +
		"<td class=\"calendar_weekday\">" +
		"<p>W</p>" +
		"</td>" +
		"<td class=\"calendar_weekday\">" +
		"<p>T</p>" +
		"</td>" +
		"<td class=\"calendar_weekday\">" +
		"<p>F</p>" +
		"</td>" +
		"<td class=\"calendar_weekday\">" +
		"<p>S</p>" +
		"</td>" +
		"</tr>";
	for (w=0; w<6; w++) {
		calendarHTML = calendarHTML + "<tr>"
		for (d=0; d<7; d++) {
			calendarHTML = calendarHTML + "<td class=\"calendar_day\" id=\"day_" + (parseInt(7 * w) + parseInt(d + 1)) + "\"></td>";
		}
		calendarHTML = calendarHTML + "</tr>"
	}
	calendarHTML = calendarHTML + "</table>"
	calendar.innerHTML = calendarHTML;
	if(document.body ) {
	    document.body.appendChild(calendar);
	    updatecalendar(currentdate.getYear(),currentdate.getMonth());
	    }
}

function showcalendar(x,y,min,max,formname,fieldname) {
	var windowwidth = document.body.offsetWidth ? document.body.offsetWidth : window.innerWidth;
	dateformname = formname;
	datefieldname = fieldname;
	maxdate = new Date(max);
	mindate = new Date(min);
	selecteddate = new Date("1/1/1900");
	updatecalendar(currentdate.getYear(),currentdate.getMonth());
	document.getElementById("calendar").style.top = y;
	if ((x + 182) > windowwidth) {
		x = x - 159;
	}
	document.getElementById("calendar").style.left = x;
	document.getElementById("calendar").style.display = "block";
	var select = document.getElementsByTagName("SELECT");
	for (i=0;i<select.length;i++) {
		select[i].style.visibility = "hidden";
	}
}

function nextmonth() {
	var nextmonth = new Date(currentdate.getYear(), currentdate.getMonth() + 1, 1);
	if (nextmonth.getYear() < 1900) {
		updatecalendar(nextmonth.getYear() + 1900,nextmonth.getMonth());
	} else {
		updatecalendar(nextmonth.getYear(),nextmonth.getMonth());
	}
}

function prevmonth() {
	var prevmonth = new Date(currentdate.getYear(),currentdate.getMonth() - 1,1);
	if (prevmonth.getYear() < 1900) {
		updatecalendar(prevmonth.getYear() + 1900,prevmonth.getMonth());
	} else {
		updatecalendar(prevmonth.getYear(),prevmonth.getMonth());
	}
}

function updatecalendar(y,m) {
	if (y < 1900) {
		y = y + 1900;
	}
	currentdate = new Date(y,m,1);
	document.getElementById("calendar_header").innerHTML = monthname[m].toUpperCase() + " " + y;
	for (i=1; i<=42; i++) {
		eval("document.getElementById('day_" + i + "').innerHTML = ''");
		eval("removeEventListener(document.getElementById('day_" + i + "'),'mouseover',rolloverday)");
		eval("removeEventListener(document.getElementById('day_" + i + "'),'mouseout',rolloutday)");
		eval("removeEventListener(document.getElementById('day_" + i + "'),'click',selectday)");
	}
	for (i=1; i<=42; i++) {
		if (i <= daysinmonth(currentdate.getYear(),currentdate.getMonth())) {
			comparedate = new Date(currentdate.getYear(),currentdate.getMonth(),i);
			
			if (browserName=="Microsoft Internet Explorer")
                 {
                    eval("document.getElementById('day_" + (i + currentdate.getDay()) + "').innerHTML = '<p>" + i + "</p>'");
                 } else {
                 eval("document.getElementById('day_" + (i + currentdate.getDay()) + "').innerHTML = '<p><a href=javascript:selectffday(" + i + ");>" + i + "</a></p>'");
			
                 }

			
			
			if (selecteddate.getTime() == comparedate.getTime() && selecteddate.getDate() == comparedate.getDate() && selecteddate.getMonth() == comparedate.getMonth() && selecteddate.getYear() == comparedate.getYear()) {
				eval("document.getElementById('day_" + (i + currentdate.getDay()) + "').getElementsByTagName('P')[0].style.fontWeight = 'bold'");
				eval("document.getElementById('day_" + (i + currentdate.getDay()) + "').style.background = ''");
			} else if (!withinrange(mindate,maxdate,comparedate)) {
				eval("document.getElementById('day_" + (i + currentdate.getDay()) + "').style.background = ''");
				eval("document.getElementById('day_" + (i + currentdate.getDay()) + "').getElementsByTagName('P')[0].style.color = ''");
			} else {
				eval("document.getElementById('day_" + (i + currentdate.getDay()) + "').style.background = ''");
				eval("addEventListener(document.getElementById('day_" + (i + currentdate.getDay()) + "'),'mouseover',rolloverday)");
				eval("addEventListener(document.getElementById('day_" + (i + currentdate.getDay()) + "'),'mouseout',rolloutday)");
				eval("addEventListener(document.getElementById('day_" + (i + currentdate.getDay()) + "'),'click',selectday)");
				
			}
		}
	}
}

function rolloverday(e) {
	var e = e ? e : window.event;
	var obj = e.target ? e.target : e.srcElement;
	while (obj.tagName != "TD") {
		obj = obj.parentElement;
	}
	obj.style.cursor = "hand";
	obj.style.background = "";
	rolloverobj = obj;
}

function rolloutday(e) {
	rolloverobj.style.background = "";
}

function selectday(e) {
	var datevalue = currentdate.getMonth() + 1 + "/" + rolloverobj.getElementsByTagName("P")[0].innerHTML + "/" + currentdate.getYear();
	eval("document.forms." + dateformname + "." + datefieldname + ".value = '" + datevalue + "'");
	if (ondateselect) {
		dateselected(datevalue);
	}
	hidecalendar();
}


function selectffday(e) {
	var datevalue = currentdate.getMonth() + 1 + "/" + e + "/" + currentdate.getUTCFullYear() ;
	eval("document.forms." + dateformname + "." + datefieldname + ".value = '" + datevalue + "'");
	if (ondateselect) {
		dateselected(datevalue);
	}
	hidecalendar();
}

function hidecalendar() {
	document.getElementById("calendar").style.display = "none";
	var select = document.getElementsByTagName("SELECT");
	for (i=0;i<select.length;i++) {
		select[i].style.visibility = "visible";
	}
}


//############################################################
//# TOOLTIP
//############################################################

maddEventListener(window,"load",init_tt);

function init_tt() {
  var div_tt = document.createElement("div");
  div_tt.setAttribute("id","tooltip");
  div_tt.className = "tooltip";
  if( document.body ) {
 	document.body.appendChild(div_tt);
 	}
}


function show_tt(msg,e,_width) {
	var tt = document.getElementById("tooltip");
	var eo = new evntobj(e);
	if (tt) {
		tt.innerHTML = msg;
		if (_width) {
			tt.style.width = _width + "px";
		}
		if (parseInt(eo.x + tt.clientWidth + 10) > parseInt(document.body.clientWidth)) {
			tt.style.left = parseInt(document.body.clientWidth - 10 - tt.clientWidth) + parseInt(document.body.scrollLeft) + "px";
		} else {
			tt.style.left = parseInt(eo.x + 10) + parseInt(document.body.scrollLeft) + "px";
		}
		if (parseInt(eo.y + tt.clientHeight + 15) > parseInt(document.body.clientHeight)) {
			tt.style.top = parseInt(eo.y - 15 - tt.clientHeight)  + "px";			
		} else {
			tt.style.top = parseInt(eo.y + 15)  + "px";			
		}
		tt.style.position = "absolute";
		tt.style.display = "block";
		//evntobj.addEventListener(document,"mousemove",move_tt);
	}
}

function hide_tt() {
	var tt = document.getElementById("tooltip");
	if (tt) {
		tt.style.display = "none";
		tt.style.width = "300px";
		removeEventListener(document,"mousemove",move_tt);
	}
}

function move_tt(e) {
	var tt = document.getElementById("tooltip");
	var eo = new evntobj(e);
	if (parseInt(eo.x + tt.clientWidth + 10) > parseInt(document.body.clientWidth)) {
		tt.style.left = parseInt(document.body.clientWidth - 10 - tt.clientWidth) + parseInt(document.body.scrollLeft) + "px";
	} else {
		tt.style.left = parseInt(eo.x + 10) + parseInt(document.body.scrollLeft) + "px";
	}
	if (parseInt(eo.y + tt.clientHeight + 15) > parseInt(document.body.clientHeight)) {

		tt.style.top = parseInt(eo.y - 15 - tt.clientHeight) + parseInt(document.body.scrollTop) + "px";
	} else {

		tt.style.top = parseInt(eo.y + 15) + parseInt(document.body.scrollTop) + "px";
	}
	eo.consume();
}