//General
//for example: instead of each module writing out script found in moduleMaxMin_OnClick have the functionality cached
//

var DNN_COL_DELIMITER = String.fromCharCode(16);
var DNN_ROW_DELIMITER = String.fromCharCode(15);
var __dnn_m_bPageLoaded = false;

window.onload = __dnn_Page_OnLoad;

function __dnn_ClientAPIEnabled()
{
	return typeof(dnn) != 'undefined';
}


function __dnn_Page_OnLoad()
{
	if (__dnn_ClientAPIEnabled())
	{
		var sLoadHandlers = dnn.getVar('__dnn_pageload');
		if (sLoadHandlers != null)
			eval(sLoadHandlers);
		
		dnn.dom.attachEvent(window, 'onscroll', __dnn_bodyscroll);
	}
	__dnn_m_bPageLoaded = true;
}

function __dnn_KeyDown(iKeyCode, sFunc, e)
{
	if (e == null)
		e = window.event;

	if (e.keyCode == iKeyCode)
	{
		eval(unescape(sFunc));
		return false;
	}
}

function __dnn_bodyscroll() 
{
	var oF=document.forms[0];	
	if (__dnn_ClientAPIEnabled() && __dnn_m_bPageLoaded)
		oF.ScrollTop.value=document.documentElement.scrollTop ? document.documentElement.scrollTop : dnn.dom.getByTagName("body")[0].scrollTop;
}

function __dnn_setScrollTop(iTop)
{
	if (__dnn_ClientAPIEnabled())
	{
		if (iTop == null)
			iTop = document.forms[0].ScrollTop.value;
	
		var sID = dnn.getVar('ScrollToControl');
		if (sID != null && sID.length > 0)
		{
			var oCtl = dnn.dom.getById(sID);
			if (oCtl != null)
			{
				iTop = dnn.dom.positioning.elementTop(oCtl);
				dnn.setVar('ScrollToControl', '');
			}
		}
		window.scrollTo(0, iTop);
	}
}

//Focus logic
function __dnn_SetInitialFocus(sID)
{
	var oCtl = dnn.dom.getById(sID);	
	if (oCtl != null && __dnn_CanReceiveFocus(oCtl))
		oCtl.focus();
}	

function __dnn_CanReceiveFocus(e)
{
	//probably should call getComputedStyle for classes that cause item to be hidden
	if (e.style.display != 'none' && e.tabIndex > -1 && e.disabled == false && e.style.visible != 'hidden')
	{
		var eParent = e.parentElement;
		while (eParent != null && eParent.tagName != 'BODY')
		{
			if (eParent.style.display == 'none' || eParent.disabled || eParent.style.visible == 'hidden')
				return false;
			eParent = eParent.parentElement;
		}
		return true;
	}
	else
		return false;
}

//Max/Min Script
function __dnn_ContainerMaxMin_OnClick(oLnk, sContentID)
{
	var oContent = dnn.dom.getById(sContentID);
	if (oContent != null)
	{
		var oBtn = oLnk.childNodes[0];
		var sContainerID = dnn.getVar('containerid_' + sContentID); //oLnk.getAttribute('containerid');
		var sCookieID = dnn.getVar('cookieid_' + sContentID); //oLnk.getAttribute('cookieid');
		var sCurrentFile = oBtn.src.toLowerCase().substr(oBtn.src.lastIndexOf('/'));
		var sMaxFile;
		var sMaxIcon;
		var sMinIcon;

		if (dnn.getVar('min_icon_' + sContainerID))
			sMinIcon = dnn.getVar('min_icon_' + sContainerID);
		else
			sMinIcon = dnn.getVar('min_icon');

		if (dnn.getVar('max_icon_' + sContainerID))
			sMaxIcon = dnn.getVar('max_icon_' + sContainerID);
		else
			sMaxIcon = dnn.getVar('max_icon');

		sMaxFile = sMaxIcon.toLowerCase().substr(sMaxIcon.lastIndexOf('/'));

		var iNum = 5;

		var animf = dnn.getVar('animf_' + sContentID);
		if (animf != null)
			iNum = new Number(animf);
			
		if (sCurrentFile == sMaxFile)
		{
			oBtn.src = sMinIcon;				
			//oContent.style.display = '';
			dnn.dom.expandElement(oContent, iNum);
			oBtn.title = dnn.getVar('min_text');
			if (sCookieID != null)
			{
				if (dnn.getVar('__dnn_' + sContainerID + ':defminimized') == 'true')
					dnn.dom.setCookie(sCookieID, 'true', 365);
				else
					dnn.dom.deleteCookie(sCookieID);
			}
			else
				dnn.setVar('__dnn_' + sContainerID + '_Visible', 'true');
		}
		else
		{
			oBtn.src = sMaxIcon;				
			//oContent.style.display = 'none';
			dnn.dom.collapseElement(oContent, iNum);
			oBtn.title = dnn.getVar('max_text');
			if (sCookieID != null)
			{
				if (dnn.getVar('__dnn_' + sContainerID + ':defminimized') == 'true')
					dnn.dom.deleteCookie(sCookieID);
				else
					dnn.dom.setCookie(sCookieID, 'false', 365);				
			}
			else
				dnn.setVar('__dnn_' + sContainerID + '_Visible', 'false');			
		}
		
		return true;	//cancel postback
	}
	return false;	//failed so do postback
}

function __dnn_Help_OnClick(sHelpID)
{
	var oHelp = dnn.dom.getById(sHelpID);
	if (oHelp != null)
	{
		if (oHelp.style.display == 'none')
			oHelp.style.display = '';
		else
			oHelp.style.display = 'none';

		return true;	//cancel postback
	}
	return false;	//failed so do postback
}

function __dnn_SectionMaxMin(oBtn, sContentID)
{
	var oContent = dnn.dom.getById(sContentID);
	if (oContent != null)
	{
		var sMaxIcon = oBtn.getAttribute('max_icon');
		var sMinIcon = oBtn.getAttribute('min_icon');
		var bCallback = oBtn.getAttribute('userctr') != null;
		var sVal;
		if (oContent.style.display == 'none')
		{
			oBtn.src = sMinIcon;				
			oContent.style.display = '';
			if (bCallback)
			    sVal = 'True';
			else
			    dnn.setVar(oBtn.id + ':exp', 1);
		}
		else
		{
			oBtn.src = sMaxIcon;				
			oContent.style.display = 'none';
			if (bCallback)
			    sVal = 'False';
			else
                dnn.setVar(oBtn.id + ':exp', 0);
		}
		if (bCallback)
		    dnncore.setUserProp(oBtn.getAttribute('userctr'), oBtn.getAttribute('userkey'), sVal, null);
		return true;	//cancel postback
	}
	return false;	//failed so do postback
}

//Drag N Drop
function __dnn_enableDragDrop()
{
	var aryConts = dnn.getVar('__dnn_dragDrop').split(";");	
	var aryTitles;

	for (var i=0; i < aryConts.length; i++)
	{
		aryTitles = aryConts[i].split(" ");
		if (aryTitles[0].length > 0)
		{			
			var oCtr = dnn.dom.getById(aryTitles[0]);
			var oTitle = dnn.dom.getById(aryTitles[1]);
			if (oCtr != null && oTitle != null)
			{
				oCtr.setAttribute('moduleid', aryTitles[2]);
				dnn.dom.positioning.enableDragAndDrop(oCtr, oTitle, '__dnn_dragComplete()', '__dnn_dragOver()');
			}	
		}
	}
}

var __dnn_oPrevSelPane;
var __dnn_oPrevSelModule;
var __dnn_dragEventCount=0;
function __dnn_dragOver()
{
	__dnn_dragEventCount++;
	if (__dnn_dragEventCount % 75 != 0)	//only calculate position every 75 events
		return;
	
	var oCont = dnn.dom.getById(dnn.dom.positioning.dragCtr.contID);

	var oPane = __dnn_getMostSelectedPane(dnn.dom.positioning.dragCtr);
		
	if (__dnn_oPrevSelPane != null)	//reset previous pane's border
		__dnn_oPrevSelPane.pane.style.border = __dnn_oPrevSelPane.origBorder;

	if (oPane != null)
	{		
		__dnn_oPrevSelPane = oPane;
		oPane.pane.style.border = '4px double ' + DNN_HIGHLIGHT_COLOR;
		var iIndex = __dnn_getPaneControlIndex(oCont, oPane);

		var oPrevCtl;
		var oNextCtl;
		for (var i=0; i<oPane.controls.length; i++)
		{
			if (iIndex > i && oPane.controls[i].id != oCont.id)
				oPrevCtl = oPane.controls[i];
			if (iIndex <= i && oPane.controls[i].id != oCont.id)
			{
				oNextCtl = oPane.controls[i];
				break;
			}
		}			
		
		if (__dnn_oPrevSelModule != null)
			dnn.dom.getNonTextNode(__dnn_oPrevSelModule.control).style.border = __dnn_oPrevSelModule.origBorder;
			

		if (oNextCtl != null)
		{
			__dnn_oPrevSelModule = oNextCtl;
			dnn.dom.getNonTextNode(oNextCtl.control).style.borderTop = '5px groove ' + DNN_HIGHLIGHT_COLOR;
		}
		else if (oPrevCtl != null)
		{
			__dnn_oPrevSelModule = oPrevCtl;
			dnn.dom.getNonTextNode(oPrevCtl.control).style.borderBottom = '5px groove ' + DNN_HIGHLIGHT_COLOR;
		}
	}
}

function __dnn_dragComplete()
{
	var oCtl = dnn.dom.getById(dnn.dom.positioning.dragCtr.contID);
	var sModuleID = oCtl.getAttribute('moduleid');
	
	if (__dnn_oPrevSelPane != null)
		__dnn_oPrevSelPane.pane.style.border = __dnn_oPrevSelPane.origBorder;

	if (__dnn_oPrevSelModule != null)
		dnn.dom.getNonTextNode(__dnn_oPrevSelModule.control).style.border = __dnn_oPrevSelModule.origBorder;
		
	var oPane = __dnn_getMostSelectedPane(dnn.dom.positioning.dragCtr);
	var iIndex;
	if (oPane == null)
	{
		var oPanes = __dnn_Panes();
		for (var i=0; i<oPanes.length; i++)
		{
			if (oPanes[i].id == oCtl.parentNode.id)
				oPane = oPanes[i];
		}
	}	
	if (oPane != null)
	{
		iIndex = __dnn_getPaneControlIndex(oCtl, oPane);
		__dnn_MoveToPane(oPane, oCtl, iIndex);

		dnn.callPostBack('MoveToPane', 'moduleid=' + sModuleID, 'pane=' + oPane.paneName, 'order=' + iIndex * 2); 
	}
}

function __dnn_MoveToPane(oPane, oCtl, iIndex)
{

	if (oPane != null)
	{
		var aryCtls = new Array();
		for (var i=iIndex; i<oPane.controls.length; i++)
		{
			if (oPane.controls[i].control.id != oCtl.id)
				aryCtls[aryCtls.length] = oPane.controls[i].control;

			dnn.dom.removeChild(oPane.controls[i].control);
		}
		dnn.dom.appendChild(oPane.pane, oCtl);
		oCtl.style.top=0;
		oCtl.style.left=0;
		oCtl.style.position = 'relative';
		for (var i=0; i<aryCtls.length; i++)
		{
			dnn.dom.appendChild(oPane.pane, aryCtls[i]);
		}
		__dnn_RefreshPanes();
	}
	else
	{
		oCtl.style.top=0;
		oCtl.style.left=0;
		oCtl.style.position = 'relative';
	}
}

function __dnn_RefreshPanes()
{
	var aryPanes = dnn.getVar('__dnn_Panes').split(';');
	var aryPaneNames = dnn.getVar('__dnn_PaneNames').split(';');
	__dnn_m_aryPanes = new Array();
	for (var i=0; i<aryPanes.length; i++)
	{
		if (aryPanes[i].length > 0)
			__dnn_m_aryPanes[__dnn_m_aryPanes.length] = new __dnn_Pane(dnn.dom.getById(aryPanes[i]), aryPaneNames[i]);
	}
}

var __dnn_m_aryPanes;
var __dnn_m_aryModules;
function __dnn_Panes()
{
	if (__dnn_m_aryPanes == null)
	{
		__dnn_m_aryPanes = new Array();
		__dnn_RefreshPanes();
	}
	return __dnn_m_aryPanes;
}

function __dnn_Modules(sModuleID)
{
	if (__dnn_m_aryModules == null)
		__dnn_RefreshPanes();
	
	return __dnn_m_aryModules[sModuleID];
}

function __dnn_getMostSelectedPane(oContent)
{
	var oCDims = new dnn.dom.positioning.dims(oContent);
	var iTopScore=0;
	var iScore;
	var oTopPane;
	for (var i=0; i<__dnn_Panes().length; i++)
	{
		var oPane = __dnn_Panes()[i];
		var oPDims = new dnn.dom.positioning.dims(oPane.pane);
		iScore = dnn.dom.positioning.elementOverlapScore(oPDims, oCDims);
		
		if (iScore > iTopScore)
		{
			iTopScore = iScore;
			oTopPane = oPane;
		}
	}
	return oTopPane;
}

function __dnn_getPaneControlIndex(oContent, oPane)
{
	if (oPane == null)
		return;
	var oCDims = new dnn.dom.positioning.dims(oContent);
	var oCtl;
	if (oPane.controls.length == 0)
		return 0;
	for (var i=0; i<oPane.controls.length; i++)
	{
		oCtl = oPane.controls[i];
		var oIDims = new dnn.dom.positioning.dims(oCtl.control);
		if (oCDims.t < oIDims.t)
			return oCtl.index;
	}
	if (oCtl != null)
		return oCtl.index+1;
	else
		return 0;
}

//Objects
function __dnn_Pane(ctl, sPaneName)
{
	this.pane = ctl;
	this.id = ctl.id;
	this.controls = new Array();
	this.origBorder = ctl.style.border;
	this.paneName = sPaneName;
	
	var iIndex = 0;
	var strModuleOrder='';
	for (var i=0; i<ctl.childNodes.length; i++)
	{
		var oNode = ctl.childNodes[i];
		if (dnn.dom.isNonTextNode(oNode))	
		{
			if (__dnn_m_aryModules == null)
				__dnn_m_aryModules = new Array();

			//if (oNode.tagName == 'A' && oNode.childNodes.length > 0)
			//	oNode = oNode.childNodes[0];	//DNN now embeds anchor tag 
				
			var sModuleID = oNode.getAttribute('moduleid');
			if (sModuleID != null && sModuleID.length > 0)
			{
				strModuleOrder += sModuleID + '~';
				this.controls[this.controls.length] = new __dnn_PaneControl(oNode, iIndex);
				__dnn_m_aryModules[sModuleID] = oNode.id;
				iIndex+=1;
			}
		}
	}
	this.moduleOrder = strModuleOrder;

}

function __dnn_PaneControl(ctl, iIndex)
{
	this.control = ctl;
	this.id = ctl.id;
	this.index = iIndex;
	this.origBorder = ctl.style.border;
	
}

//move towards dnncore ns.  right now only for personalization
function __dnncore()
{
    this.GetUserVal = 0;
    this.SetUserVal = 1;
}

__dnncore.prototype = {
getUserProp: function(sNameCtr, sKey, pFunc) {
    this._doUserCallBack(dnncore.GetUserVal, sNameCtr, sKey, null, new dnncore.UserPropArgs(sNameCtr, sKey, pFunc));
},

setUserProp: function(sNameCtr, sKey, sVal, pFunc) {
    this._doUserCallBack(dnncore.SetUserVal, sNameCtr, sKey, sVal, new dnncore.UserPropArgs(sNameCtr, sKey, pFunc));
},

_doUserCallBack: function(iType, sNameCtr, sKey, sVal, pFunc) {
    if (dnn && dnn.xmlhttp)
    {
        var sPack = iType + COL_DELIMITER + sNameCtr + COL_DELIMITER + sKey + COL_DELIMITER + sVal;
        dnn.xmlhttp.doCallBack('__Page',sPack,dnncore._callBackSuccess,pFunc,dnncore._callBackFail,null,true,null,0);
    }
    else
        alert('Client Personalization not enabled');
},

_callBackSuccess: function (result, ctx, req) {
    if (ctx.pFunc)
        ctx.pFunc(ctx.namingCtr, ctx.key, result);
},

_callBackFail: function (result, ctx) {
	window.status = result;
}
}

__dnncore.prototype.UserPropArgs = function(sNameCtr, sKey, pFunc)
{
    this.namingCtr = sNameCtr;
	this.key = sKey;
	this.pFunc = pFunc;
}

var dnncore = new __dnncore();


function showExp(imagine, obj) {
    if (document.all[obj].style.display == "none") {
        document.all[obj].style.display = "";
        document.all[imagine].src = "/images/dblup.gif";
    } else {
        document.all[obj].style.display = "none";
        document.all[imagine].src = "/images/dbldn.gif";
    }
}




var calendar = null; // remember the calendar object so that we reuse it and avoid creation other calendars.

// This function gets called when the end-user clicks on some date.
function selected(cal, date) {
    cal.sel.value = date; // just update the date in the input field.
    cal.callCloseHandler();
}

function closeHandler(cal) {
    cal.hide();                        // hide the calendar
    Calendar.removeEvent(document, "mousedown", checkCalendar);
}

function checkCalendar(ev) {
    var el = Calendar.is_ie ? Calendar.getElement(ev) : Calendar.getTargetElement(ev);
    for (; el != null; el = el.parentNode)
    // FIXME: allow end-user to click some link without closing the
    // calendar.  Good to see real-time stylesheet change :)
        if (el == calendar.element || el.tagName == "A") break;
    if (el == null) {
        // calls closeHandler which should hide the calendar.
        calendar.callCloseHandler();
        Calendar.stopEvent(ev);
    }
}

function show_calendar(id) {
    format = "dd.mm.y";
    var el = document.getElementById(id);
    if (calendar != null) {
        // we already have some calendar created
        calendar.hide();                 // so we hide it first.
    } else {
        // first-time call, create the calendar.
        var cal = new Calendar(true, null, selected, closeHandler);
        calendar = cal;                  // remember it in the global var
        cal.setRange(1900, 2100);        // min/max year allowed.
        cal.create();
    }
    calendar.setDateFormat(format);    // set the specified date format
    calendar.parseDate(el.value);      // try to parse the text in field
    calendar.sel = el;                 // inform it what input field we use
    calendar.showAtElement(el);        // show the calendar below it

    // catch "mousedown" on document
    Calendar.addEvent(document, "mousedown", checkCalendar);
    return false;
}

var MINUTE = 60 * 1000;
var HOUR = 60 * MINUTE;
var DAY = 24 * HOUR;
var WEEK = 7 * DAY;

function isDisabled(date) {
    var today = new Date();
    return (Math.abs(date.getTime() - today.getTime()) / DAY) > 10;
}

function flatSelected(cal, date) {
    var el = document.getElementById("preview");
    el.innerHTML = date;
}

function showFlatCalendar() {
    var parent = document.getElementById("display");
    var cal = new Calendar(true, null, flatSelected);
    cal.setDisabledHandler(isDisabled);
    cal.setDateFormat("DD, M d");
    cal.create(parent);
    cal.show();
}



// the Calendar object constructor.
Calendar = function(mondayFirst, dateStr, yourHandler, yourCloseHandler) {
    // member variables
    this.activeDateEl = null;
    this.activeMonEl = null;
    this.activeYearEl = null;
    this.currentDateEl = null;
    this.disabledHandler = null;
    this.timeout = null;
    this.yourHandler = yourHandler || null;
    this.yourCloseHandler = yourCloseHandler || null;
    this.dragging = false;
    this.minYear = 1930;
    this.maxYear = 2100;
    this.dateFormat = "dd-mm-y";
    this.isPopup = true;
    this.mondayFirst = mondayFirst;
    this.dateStr = dateStr;
};

Calendar._C = null;

Calendar.is_ie = ((navigator.userAgent.toLowerCase().indexOf("msie") != -1) &&
		   (navigator.userAgent.toLowerCase().indexOf("opera") == -1));
Calendar._MD = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);

Calendar.getAbsolutePos = function(el) {
    var r = { x: el.offsetLeft, y: el.offsetTop };
    if (el.offsetParent) {
        var tmp = Calendar.getAbsolutePos(el.offsetParent);
        r.x += tmp.x;
        r.y += tmp.y;
    }
    return r;
};

Calendar._add_evs = function(el) {
    Calendar.addEvent(el, "mouseover", Calendar.dayMouseOver);
    Calendar.addEvent(el, "mousedown", Calendar.dayMouseDown);
    Calendar.addEvent(el, "mouseout", Calendar.dayMouseOut);
    if (Calendar.is_ie) {
        Calendar.addEvent(el, "dblclick", Calendar.dayMouseDblClick);
        el.setAttribute("unselectable", true);
    }
};

Calendar._del_evs = function(el) {
    Calendar.removeEvent(el, "mouseover", Calendar.dayMouseOver);
    Calendar.removeEvent(el, "mousedown", Calendar.dayMouseDown);
    Calendar.removeEvent(el, "mouseout", Calendar.dayMouseOut);
    if (Calendar.is_ie) {
        Calendar.removeEvent(el, "dblclick", Calendar.dayMouseDblClick);
    }
};

Calendar.isRelated = function(el, evt) {
    var related = evt.relatedTarget;
    if (!related) {
        var type = evt.type;
        if (type == "mouseover") {
            related = evt.fromElement;
        } else if (type == "mouseout") {
            related = evt.toElement;
        }
    }
    while (related) {
        if (related == el) {
            return true;
        }
        related = related.parentNode;
    }
    return false;
};

Calendar.getMonthDays = function(year, month) {
    if (((0 == (year % 4)) && ((0 != (year % 100)) || (0 == (year % 400)))) && month == 1) {
        return 29;
    } else {
        return Calendar._MD[month];
    }
};

Calendar.removeClass = function(el, className) {
    if (!(el && el.className)) {
        return;
    }
    var classes = el.className.split(" ");
    var newClasses = new Array;
    for (i = 0; i < classes.length; ++i) {
        if (classes[i] != className) {
            newClasses[newClasses.length] = classes[i];
        }
    }
    el.className = newClasses.join(" ");
};

Calendar.addClass = function(el, className) {
    el.className += " " + className;
};

Calendar.getElement = function(ev) {
    if (Calendar.is_ie) {
        return window.event.srcElement;
    } else {
        return ev.currentTarget;
    }
};

Calendar.getTargetElement = function(ev) {
    if (Calendar.is_ie) {
        return window.event.srcElement;
    } else {
        return ev.target;
    }
};

Calendar.stopEvent = function(ev) {
    if (Calendar.is_ie) {
        window.event.cancelBubble = true;
        window.event.returnValue = false;
    } else {
        ev.preventDefault();
        ev.stopPropagation();
    }
};

Calendar.addEvent = function(el, evname, func) {
    if (Calendar.is_ie) {
        el.attachEvent("on" + evname, func);
    } else {
        el.addEventListener(evname, func, true);
    }
};

Calendar.removeEvent = function(el, evname, func) {
    if (Calendar.is_ie) {
        el.detachEvent("on" + evname, func);
    } else {
        el.removeEventListener(evname, func, true);
    }
};

Calendar.findMonth = function(el) {
    if (typeof el.month != 'undefined') {
        return el;
    } else if (typeof el.parentNode.month != 'undefined') {
        return el.parentNode;
    }
    return null;
};

Calendar.findYear = function(el) {
    if (typeof el.year != 'undefined') {
        return el;
    } else if (typeof el.parentNode.year != 'undefined') {
        return el.parentNode;
    }
    return null;
};

Calendar.tableMouseUp = function(ev) {
    var cal = Calendar._C;
    if (!cal) {
        return false;
    }
    if (cal.timeout) {
        clearTimeout(cal.timeout);
    }
    var el = cal.activeDateEl;
    if (!el) {
        return false;
    }
    var target = Calendar.getTargetElement(ev);
    Calendar.removeClass(el, "active");
    if (target == el || target.parentNode == el) {
        Calendar.cellClick(el);
    }
    var mon = Calendar.findMonth(target);
    var date = null;
    if (mon) {
        date = new Date(cal.date);
        if (mon.month != date.getMonth()) {
            date.setMonth(mon.month);
            cal.setDate(date);
        }
    } else {
        var year = Calendar.findYear(target);
        if (year) {
            date = new Date(cal.date);
            if (year.year != date.getFullYear()) {
                date.setFullYear(year.year);
                cal.setDate(date);
            }
        }
    }
    Calendar.removeEvent(document, "mouseup", Calendar.tableMouseUp);
    Calendar.removeEvent(document, "mouseover", Calendar.tableMouseOver);
    Calendar.removeEvent(document, "mousemove", Calendar.tableMouseOver);
    cal.hideCombos();
    Calendar.stopEvent(ev);
    Calendar._C = null;
};

Calendar.tableMouseOver = function(ev) {
    var cal = Calendar._C;
    if (!cal) {
        return;
    }
    var el = cal.activeDateEl;
    var target = Calendar.getTargetElement(ev);
    if (target == el || target.parentNode == el) {
        Calendar.addClass(el, "hilite active");
    } else {
        Calendar.removeClass(el, "active");
        Calendar.removeClass(el, "hilite");
    }
    var mon = Calendar.findMonth(target);
    var date = null;
    if (mon) {
        date = new Date(cal.date);
        if (mon.month != date.getMonth()) {
            if (cal.activeMonEl) {
                Calendar.removeClass(cal.activeMonEl, "hilite");
            }
            Calendar.addClass(mon, "hilite");
            cal.activeMonEl = mon;
        }
    } else {
        var year = Calendar.findYear(target);
        if (year) {
            date = new Date(cal.date);
            if (year.year != date.getFullYear()) {
                if (cal.activeYearEl) {
                    Calendar.removeClass(cal.activeYearEl, "hilite");
                }
                Calendar.addClass(year, "hilite");
                cal.activeYearEl = year;
            }
        }
    }
    Calendar.stopEvent(ev);
};

Calendar.tableMouseDown = function(ev) {
    if (Calendar.getTargetElement(ev) == Calendar.getElement(ev)) {
        Calendar.stopEvent(ev);
    }
};

Calendar.showMonthsCombo = function() {
    var cal = Calendar._C;
    if (!cal) {
        return false;
    }
    var cal = cal;
    var cd = cal.activeDateEl;
    var mc = cal.monthsCombo;
    if (cal.activeMonEl) {
        Calendar.removeClass(cal.activeMonEl, "hilite");
    }
    var mon = cal.monthsCombo.getElementsByTagName("div")[cal.date.getMonth()];
    Calendar.addClass(mon, "hilite");
    cal.activeMonEl = mon;
    mc.style.left = cd.offsetLeft;
    mc.style.top = cd.offsetTop + cd.offsetHeight;
    mc.style.display = "block";
};

Calendar.showYearsCombo = function(fwd) {
    var cal = Calendar._C;
    if (!cal) {
        return false;
    }
    var cal = cal;
    var cd = cal.activeDateEl;
    var yc = cal.yearsCombo;
    if (cal.activeYearEl) {
        Calendar.removeClass(cal.activeYearEl, "hilite");
    }
    cal.activeYearEl = null;
    var Y = cal.date.getFullYear() + (fwd ? 1 : -1);
    var yr = yc.firstChild;
    var show = false;
    for (var i = 0; i < 12; ++i) {
        if (Y >= cal.minYear && Y <= cal.maxYear) {
            yr.firstChild.data = Y;
            yr.year = Y;
            yr.style.display = "block";
            show = true;
        } else {
            yr.style.display = "none";
        }
        yr = yr.nextSibling;
        Y += fwd ? 2 : -2;
    }
    if (show) {
        yc.style.left = cd.offsetLeft;
        yc.style.top = cd.offsetTop + cd.offsetHeight;
        yc.style.display = "block";
    }
};



Calendar.dayMouseDown = function(ev) {
    var el = Calendar.getElement(ev);
    var cal = el.calendar;
    cal.activeDateEl = el;
    Calendar._C = cal;
    if (el.navtype != 300) {
        Calendar.addClass(el, "hilite active");
        Calendar.addEvent(document, "mouseover", Calendar.tableMouseOver);
        Calendar.addEvent(document, "mousemove", Calendar.tableMouseOver);
        Calendar.addEvent(document, "mouseup", Calendar.tableMouseUp);
    }
    Calendar.stopEvent(ev);
    if (el.navtype == -1 || el.navtype == 1) {
        cal.timeout = setTimeout("Calendar.showMonthsCombo()", 250);
    } else if (el.navtype == -2 || el.navtype == 2) {
        cal.timeout = setTimeout((el.navtype > 0) ? "Calendar.showYearsCombo(true)" : "Calendar.showYearsCombo(false)", 250);
    } else {
        cal.timeout = null;
    }
};

Calendar.dayMouseDblClick = function(ev) {
    Calendar.cellClick(Calendar.getElement(ev));
    if (Calendar.is_ie) {
        document.selection.empty();
    }
};

Calendar.dayMouseOver = function(ev) {
    var el = Calendar.getElement(ev);
    if (Calendar.isRelated(el, ev) || Calendar._C) {
        return false;
    }
    if (el.ttip) {
        el.calendar.tooltips.firstChild.data = el.ttip;
    }
    if (el.navtype != 300) {
        Calendar.addClass(el, "hilite");
    }
    Calendar.stopEvent(ev);
};

Calendar.dayMouseOut = function(ev) {
    var el = Calendar.getElement(ev);
    if (Calendar.isRelated(el, ev) || Calendar._C) {
        return false;
    }
    Calendar.removeClass(el, "hilite");
    el.calendar.tooltips.firstChild.data = Calendar._TT["SEL_DATE"];
    Calendar.stopEvent(ev);
};

Calendar.datesEqual = function(a, b) {
    return ((a.getFullYear() == b.getFullYear()) &&
		(a.getMonth() == b.getMonth()) &&
		(a.getDate() == b.getDate()));
};

Calendar.cellClick = function(el) {
    var cal = el.calendar;
    var closing = false;
    var newdate = false;
    var date = null;
    if (typeof el.navtype == 'undefined') {
        Calendar.removeClass(cal.currentDateEl, "selected");
        Calendar.addClass(el, "selected");
        closing = cal.currentDateEl == el;
        if (!closing) {
            cal.currentDateEl = el;
        }
        date = el.caldate;
        cal.date = date;
        newdate = true;
    } else {
        if (el.navtype == 200) {
            Calendar.removeClass(el, "hilite");
            cal.callCloseHandler();
            return;
        }
        date = (el.navtype == 0) ? new Date() : new Date(cal.date);
        var year = date.getFullYear();
        var mon = date.getMonth();
        var setMonth = function(mon) {
            var day = date.getDate();
            var max = Calendar.getMonthDays(year, mon);
            if (day > max) {
                date.setDate(max);
            }
            date.setMonth(mon);
        };
        switch (el.navtype) {
            case -2:
                if (year > cal.minYear) {
                    date.setFullYear(year - 1);
                }
                break;
            case -1:
                if (mon > 0) {
                    setMonth(mon - 1);
                } else if (year-- > cal.minYear) {
                    date.setFullYear(year);
                    setMonth(11);
                }
                break;
            case 1:
                if (mon < 11) {
                    setMonth(mon + 1);
                } else if (year < cal.maxYear) {
                    date.setFullYear(year + 1);
                    setMonth(0);
                }
                break;
            case 2:
                if (year < cal.maxYear) {
                    date.setFullYear(year + 1);
                }
                break;
            case 100:
                cal.setMondayFirst(!cal.mondayFirst);
                return;
        }
        if (!Calendar.datesEqual(date, cal.date)) {
            cal.setDate(date);
            newdate = el.navtype == 0;
        }
    }
    if (newdate) {
        cal.callHandler();
    }
    if (closing) {
        Calendar.removeClass(el, "hilite");
        cal.callCloseHandler();
    }
};

Calendar.prototype.create = function(_par) {
    var parent = null;
    if (!_par) {
        // default parent is the document body, in which case we create
        // a popup calendar.
        parent = document.getElementsByTagName("body")[0];
        this.isPopup = true;
    } else {
        parent = _par;
        this.isPopup = false;
    }
    this.date = this.dateStr ? new Date(this.dateStr) : new Date();

    var table = document.createElement("table");
    this.table = table;
    table.className = "caltable";
    table.cellSpacing = 0;
    table.cellPadding = 0;
    table.calendar = this;
    Calendar.addEvent(table, "mousedown", Calendar.tableMouseDown);

    var div = document.createElement("div");
    this.element = div;
    div.className = "calendar";
    if (this.isPopup) {
        div.style.position = "absolute";
        div.style.display = "none";
    }
    div.appendChild(table);

    var thead = document.createElement("thead");
    table.appendChild(thead);
    var cell = null;
    var row = null;

    var cal = this;
    var hh = function(text, cs, navtype) {
        cell = document.createElement("td");
        row.appendChild(cell);
        cell.colSpan = cs;
        cell.className = "button";
        Calendar._add_evs(cell);
        cell.calendar = cal;
        cell.navtype = navtype;
        if (text.substr(0, 1) != '&') {
            cell.appendChild(document.createTextNode(text));
        }
        else {
            // FIXME: dirty hack for entities
            cell.innerHTML = text;
        }
        return cell;
    };

    row = document.createElement("tr");
    thead.appendChild(row);
    row.className = "headrow";

    hh("-", 1, 100).ttip = Calendar._TT["TOGGLE"];
    this.title = hh("", this.isPopup ? 5 : 6, 300);
    this.title.className = "title";
    if (this.isPopup) {
        this.title.ttip = Calendar._TT["DRAG_TO_MOVE"];
        hh("X", 1, 200).ttip = Calendar._TT["CLOSE"];
    }

    row = document.createElement("tr");
    thead.appendChild(row);
    row.className = "headrow";

    hh("&#x00ab;", 1, -2).ttip = Calendar._TT["PREV_YEAR"];
    hh("&#x2039;", 1, -1).ttip = Calendar._TT["PREV_MONTH"];
    hh(Calendar._TT["TODAY"], 3, 0).ttip = Calendar._TT["GO_TODAY"];
    hh("&#x203a;", 1, 1).ttip = Calendar._TT["NEXT_MONTH"];
    hh("&#x00bb;", 1, 2).ttip = Calendar._TT["NEXT_YEAR"];

    // day names
    row = document.createElement("tr");
    thead.appendChild(row);
    row.className = "daynames";
    this.daynames = row;
    for (var i = 0; i < 7; ++i) {
        cell = document.createElement("td");
        row.appendChild(cell);
        cell.appendChild(document.createTextNode(""));
        if (!i) {
            cell.navtype = 100;
            cell.calendar = this;
            Calendar._add_evs(cell);
        }
    }
    this.displayWeekdays();

    var tbody = document.createElement("tbody");
    table.appendChild(tbody);

    for (i = 0; i < 6; ++i) {
        row = document.createElement("tr");
        tbody.appendChild(row);
        for (var j = 0; j < 7; ++j) {
            cell = document.createElement("td");
            row.appendChild(cell);
            cell.appendChild(document.createTextNode(""));
            cell.calendar = this;
        }
    }

    var tfoot = document.createElement("tfoot");
    table.appendChild(tfoot);

    row = document.createElement("tr");
    tfoot.appendChild(row);
    row.className = "footrow";

    cell = hh(Calendar._TT["SEL_DATE"], 7, 300);
    cell.className = "ttip";
    this.tooltips = cell;

    div = document.createElement("div");
    this.monthsCombo = div;
    div.className = "combo";
    for (i = 0; i < Calendar._MN.length; ++i) {
        var mn = document.createElement("div");
        mn.className = "label";
        mn.month = i;
        mn.appendChild(document.createTextNode(Calendar._MN[i].substr(0, 3)));
        div.appendChild(mn);
    }
    this.element.appendChild(div);

    div = document.createElement("div");
    this.yearsCombo = div;
    div.className = "combo";
    for (i = 0; i < 12; ++i) {
        var yr = document.createElement("div");
        yr.className = "label";
        yr.appendChild(document.createTextNode(""));
        div.appendChild(yr);
    }
    this.element.appendChild(div);

    this._init(this.mondayFirst, this.date);
    parent.appendChild(this.element);
}

Calendar.prototype._init = function(mondayFirst, date) {
    var today = new Date();
    var year = date.getFullYear();
    if (year < this.minYear) {
        year = this.minYear;
    } else if (year > this.maxYear) {
        year = this.maxYear;
    }
    date.setFullYear(year);
    this.mondayFirst = mondayFirst;
    this.date = new Date(date);
    var month = date.getMonth();
    var mday = date.getDate();
    var no_days = Calendar.getMonthDays(year, month);
    date.setDate(1);
    var wday = date.getDay();
    var MON = mondayFirst ? 1 : 0;
    var SAT = mondayFirst ? 5 : 6;
    var SUN = mondayFirst ? 6 : 0;
    if (mondayFirst) {
        wday = (wday > 0) ? (wday - 1) : 6;
    }
    var iday = 1;
    var row = this.table.getElementsByTagName("tbody")[0].firstChild;
    for (var i = 0; i < 6; ++i) {
        var cell = row.firstChild;
        if (iday > no_days) {
            row.className = "emptyrow"; continue;
        } else {
            row.className = "daysrow";
            for (var j = 0; j < 7; ++j) {
                if ((!i && j < wday) || iday > no_days) {
                    cell.className = "emptycell";
                } else {
                    cell.firstChild.data = iday;
                    cell.className = "day";
                    date.setDate(iday);
                    if (this.disabledHandler && this.disabledHandler(date)) {
                        Calendar.addClass(cell, "disabled");
                        Calendar._del_evs(cell);
                    } else {
                        cell.caldate = new Date(date);
                        cell.ttip =
							Calendar._DN[wday + MON].substr(0, 3) +
							", " +
							Calendar._MN[month].substr(0, 3) +
							" " + iday + ", " + year;
                        Calendar._add_evs(cell);
                        if (iday == mday) {
                            Calendar.addClass(cell, "selected");
                            this.currentDateEl = cell;
                        }
                        if (Calendar.datesEqual(date, today)) {
                            Calendar.addClass(cell, "today");
                            cell.ttip += Calendar._TT["PART_TODAY"];
                        }
                        if (wday == SAT || wday == SUN) {
                            Calendar.addClass(cell, "weekend");
                        }
                    }
                    ++wday; ++iday;
                    if (wday == 7) {
                        wday = 0;
                    }
                }
                cell = cell.nextSibling;
            }
        }
        row = row.nextSibling;
    }
    this.title.firstChild.data = Calendar._MN[month] + ", " + year;
};

Calendar.prototype.setDate = function(date) {
    if (!Calendar.datesEqual(date, this.date)) {
        this._init(this.mondayFirst, date);
    }
};

Calendar.prototype.setMondayFirst = function(mondayFirst) {
    this._init(mondayFirst, this.date);
    this.displayWeekdays();
};

Calendar.prototype.displayWeekdays = function() {
    var MON = this.mondayFirst ? 0 : 1;
    var SUN = this.mondayFirst ? 6 : 0;
    var SAT = this.mondayFirst ? 5 : 6;
    var cell = this.daynames.firstChild;
    for (var i = 0; i < 7; ++i) {
        cell.className = "day name";
        if (!i) {
            if (this.mondayFirst) {
                cell.ttip = Calendar._TT["SUN_FIRST"];
            } else {
                cell.ttip = Calendar._TT["MON_FIRST"];
            }
        }
        if (i == SUN || i == SAT) {
            Calendar.addClass(cell, "weekend");
        }
        cell.firstChild.data = Calendar._DN[i + 1 - MON].substr(0, 2);
        cell = cell.nextSibling;
    }
};

Calendar.prototype.setDisabledHandler = function(unaryFunction) {
    this.disabledHandler = unaryFunction;
};

Calendar.prototype.setRange = function(a, z) {
    this.minYear = a;
    this.maxYear = z;
};

Calendar.prototype.callHandler = function() {
    if (this.yourHandler) {
        this.yourHandler(this, this.formatDate());
    }
};

Calendar.prototype.callCloseHandler = function() {
    if (this.yourCloseHandler) {
        this.yourCloseHandler(this);
    }
    this.hideShowCovered();
};

Calendar.prototype.destroy = function() {
    var el = this.element.parentNode;
    el.removeChild(this.element);
    Calendar._C = null;
    delete el;
};

Calendar.prototype.reparent = function(new_parent) {
    var el = this.element;
    el.parentNode.removeChild(el);
    new_parent.appendChild(el);
};

Calendar.prototype.show = function() {
    this.element.style.display = "block";
    this.hideShowCovered();
};

Calendar.prototype.hide = function() {
    this.element.style.display = "none";
};

Calendar.prototype.showAt = function(x, y) {
    var s = this.element.style;
    s.left = x + "px";
    s.top = y + "px";
    this.show();
};

Calendar.prototype.showAtElement = function(el) {
    var p = Calendar.getAbsolutePos(el);
    this.showAt(p.x, p.y + el.offsetHeight);
};

Calendar.prototype.hideCombos = function() {
    this.monthsCombo.style.display = "none";
    this.yearsCombo.style.display = "none";
};

Calendar.prototype.setDateFormat = function(str) {
    this.dateFormat = str;
};

Calendar.prototype.formatDate = function() {
    var str = new String(this.dateFormat);
    var m = this.date.getMonth();
    var d = this.date.getDate();
    var y = this.date.getFullYear();
    var w = this.date.getDay();
    var s = new Array;
    s['d'] = d;
    s['dd'] = (d < 10) ? ('0' + d) : d;
    s['m'] = 1 + m;
    s['mm'] = (m < 9) ? ('0' + (1 + m)) : (1 + m);
    s['y'] = y;
    s['yy'] = new String(y).substr(2, 2);
    s['D'] = Calendar._DN[w].substr(0, 3);
    s['DD'] = Calendar._DN[w];
    s['M'] = Calendar._MN[m].substr(0, 3);
    s['MM'] = Calendar._MN[m];
    var re = /(.*)(\W|^)(d|dd|m|mm|y|yy|MM|M|DD|D)(\W|$)(.*)/;
    while (re.exec(str) != null) {
        str = RegExp.$1 + RegExp.$2 + s[RegExp.$3] + RegExp.$4 + RegExp.$5;
    }
    return str;
};

Calendar.prototype.parseDate = function(str, fmt) {
    var y = 0;
    var m = -1;
    var d = 0;
    var a = str.split(/\W+/);
    if (!fmt) {
        fmt = this.dateFormat;
    }
    var b = fmt.split(/\W+/);
    var i = 0, j = 0;
    for (i = 0; i < a.length; ++i) {
        if (b[i] == 'D' || b[i] == 'DD') {
            continue;
        }
        if (b[i] == 'd' || b[i] == 'dd') {
            d = a[i];
        }
        if (b[i] == 'm' || b[i] == 'mm') {
            m = a[i] - 1;
        }
        if (b[i] == 'y') {
            y = a[i];
        }
        if (b[i] == 'yy') {
            y = parseInt(a[i]) + 1900;
        }
        if (b[i] == 'M' || b[i] == 'MM') {
            for (j = 0; j < 12; ++j) {
                if (Calendar._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) { m = j; break; }
            }
        }
    }
    if (y != 0 && m != -1 && d != 0) {
        this.setDate(new Date(y, m, d));
        return;
    }
    y = 0; m = -1; d = 0;
    for (i = 0; i < a.length; ++i) {
        if (a[i].search(/[a-zA-Z]+/) != -1) {
            var t = -1;
            for (j = 0; j < 12; ++j) {
                if (Calendar._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) { t = j; break; }
            }
            if (t != -1) {
                if (m != -1) {
                    d = m + 1;
                }
                m = t;
            }
        } else if (parseInt(a[i]) <= 12 && m == -1) {
            m = a[i] - 1;
        } else if (parseInt(a[i]) > 31 && y == 0) {
            y = a[i];
        } else if (d == 0) {
            d = a[i];
        }
    }
    if (y == 0) {
        var today = new Date();
        y = today.getFullYear();
    }
    if (m != -1 && d != 0) {
        this.setDate(new Date(y, m, d));
    }
};

Calendar.prototype.hideShowCovered = function() {
    var tags = new Array('applet', 'iframe', 'select');
    var el = this.element;

    var p = Calendar.getAbsolutePos(el);
    var EX1 = p.x;
    var EX2 = el.offsetWidth + EX1;
    var EY1 = p.y;
    var EY2 = el.offsetHeight + EY1;

    for (var k = 0; k < tags.length; k++) {
        var ar = document.getElementsByTagName(tags[k]);
        var cc = null;

        for (var i = 0; i < ar.length; i++) {
            cc = ar[i];

            p = Calendar.getAbsolutePos(cc);
            var CX1 = p.x;
            var CX2 = cc.offsetWidth + CX1;
            var CY1 = p.y;
            var CY2 = cc.offsetHeight + CY1;

            if ((CX1 > EX2) || (CX2 < EX1) || (CY1 > EY2) || (CY2 < EY1)) {
                cc.style.visibility = "visible";
            } else {
                cc.style.visibility = "hidden";
            }
        }
    }
};


Calendar._DN = new Array
("Duminca",
 "Luni",
 "Marti",
 "Miercuri",
 "Joi",
 "Vineri",
 "Sambata",
 "Duminca");
Calendar._MN = new Array
("Ianuarie",
 "Februarie",
 "Martie",
 "April",
 "Mai",
 "Iunie",
 "Iulie",
 "August",
 "Septembrie",
 "Octombrie",
 "Noiembrie",
 "Decembrie");

Calendar._TT = {};
Calendar._TT["TOGGLE"] = "Schimba prima zi din saptamana";
Calendar._TT["PREV_YEAR"] = "Anul trecut";
Calendar._TT["PREV_MONTH"] = "Luna trecuta";
Calendar._TT["GO_TODAY"] = "Ziua curenta";
Calendar._TT["NEXT_MONTH"] = "Luna urmatoare";
Calendar._TT["NEXT_YEAR"] = "Anul urmator";
Calendar._TT["SEL_DATE"] = "Selecteaza data";
Calendar._TT["DRAG_TO_MOVE"] = "";
Calendar._TT["PART_TODAY"] = " (azi)";
Calendar._TT["MON_FIRST"] = "Afiseaza \"Luni\" la inceput";
Calendar._TT["SUN_FIRST"] = "Afiseaza \"Duminica\" la inceput";
Calendar._TT["CLOSE"] = "Inchide";
Calendar._TT["TODAY"] = "Ziua curenta";

/* Author: Mihai Bazon, September 2002
* http://students.infoiasi.ro/~mishoo
*
* Version: 0.9
*
* Feel free to use this script under the terms of the GNU General Public
* License, as long as you do not remove or alter this notice.
*/