//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_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=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', '');
			}
		}
		dnn.dom.getByTagName("body")[0].scrollTop = 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 = oLnk.getAttribute('containerid');
		var sCookieID = 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;
		if (oLnk.getAttribute('animf') != null)
			iNum = new Number(oLnk.getAttribute('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');
		if (oContent.style.display == 'none')
		{
			oBtn.src = sMinIcon;				
			oContent.style.display = '';
			dnn.setVar(oBtn.id + ':exp', 1);
		}
		else
		{
			oBtn.src = sMaxIcon;				
			oContent.style.display = 'none';
			dnn.setVar(oBtn.id + ':exp', 0);
		}
		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;
	
}

function scrollem()
{
	thisURL = '' + this.location;
	loc1 = "http://www.calgary-pdd.org/dnn/bHomeb/tabid/36/Default.aspx"
	loc2 = "http://www.calgary-pdd.org/dnn/"
	loc3 = "http://calgary-pdd.org/dnn/bHomeb/tabid/36/Default.aspx"
	loc4 = "http://calgary-pdd.org/dnn/"
	if (thisURL==loc1 | thisURL==loc2 | thisURL==loc3 | thisURL==loc4)
	{
		tid = window.setInterval('scrollit();',60);  //decrease number to increase speed
	}
	else
	{
		tid = window.setInterval('scrollit();',60);  //decrease number to increase speed
	}
}
function stopScroll()
{
	clearInterval(tid);
}

function loadVisibleDiv()
{
	if (document.layers)
	{
		for (var iCnt=0; iCnt<=imwidth; iCnt++)
		{
			eval("ascroller" + iCnt + " = document.layers['divsrc" + iCnt + "']")
		}
	}
	else if (document.all)
	{
		for (var iCnt=0; iCnt<=imwidth; iCnt++)
		{
			eval("ascroller" + iCnt + " = document.all['divsrc" + iCnt + "'].style")
		}
	}
	else if (document.getElementById)
	{
		for (var iCnt=0; iCnt<=imwidth; iCnt++)
		{
			eval("ascroller" + iCnt + " = document.getElementById('divsrc" + iCnt + "').style")
		}
	}
}

function scrollit()
{
	var left;
	var m = marge;
	var w = 0;
	for (var i=0;i<=imwidth;i++)
	{
		w+=ImgData[m].Width;
		if (m==marge) 
		{
			w-=edge;
		}
		var left = document.body.clientWidth-w;
		eval("ascroller"+m+".left="+left);
		m--;
		if (m<0) 
		{
			m=imwidth;
		}
	}
	edge++;
	if (edge>=ImgData[marge].Width) 
	{
	edge=0;
		marge--;
		if (marge<0) 
		{
			marge=imwidth;
		}
	}
}

function makeImg(Width, Height)
{
	this.Width = Width;
	this.Height = Height;
	return true;
}
function correctPNG()
   {
   for(var i=0; i<document.images.length; i++)
      {
      var img = document.images[i]
      var imgName = img.src.toUpperCase()
      if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
         {
         var imgID = (img.id) ? "id='" + img.id + "' " : ""
         var imgClass = (img.className) ? "class='" + img.className + "' " : ""
         var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
         var imgStyle = "display:inline-block;" + img.style.cssText
         if (img.align == "left") imgStyle = "float:left;" + imgStyle
         if (img.align == "right") imgStyle = "float:right;" + imgStyle
         if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
         var strNewHTML = "<span " + imgID + imgClass + imgTitle
         + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
         + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
         + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>"
         img.outerHTML = strNewHTML
         i = i-1
         }
      }
   }
   
//v1.0
//Copyright 2006 Adobe Systems, Inc. All rights reserved.
function AC_AddExtension(src, ext)
{
  if (src.indexOf('?') != -1)
    return src.replace(/\?/, ext+'?'); 
  else
    return src + ext;
}

function AC_Generateobj(objAttrs, params, embedAttrs) 
{ 
  var str = '<object ';
  for (var i in objAttrs)
{
if (i == 'name')
continue;
    str += i + '="' + objAttrs[i] + '" ';
}
  str += '>';
  for (var i in params)
    str += '<param name="' + i + '" value="' + params[i] + '" /> ';
  str += '<embed ';
  for (var i in embedAttrs)
{
if (i == 'id')
continue;
    str += i + '="' + embedAttrs[i] + '" ';
}
  str += ' ></embed></object>';

  document.write(str);
}

function AC_FL_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
     , "application/x-shockwave-flash"
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_SW_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".dcr", "src", "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
     , null
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_GetArgs(args, ext, srcParamName, classid, mimeType){
  var ret = new Object();
  ret.embedAttrs = new Object();
  ret.params = new Object();
  ret.objAttrs = new Object();
  for (var i=0; i < args.length; i=i+2){
    var currArg = args[i].toLowerCase();    

    switch (currArg){	
      case "classid":
        break;
      case "pluginspage":
        ret.embedAttrs[args[i]] = args[i+1];
        break;
      case "src":
      case "movie":	
        args[i+1] = AC_AddExtension(args[i+1], ext);
        ret.embedAttrs["src"] = args[i+1];
        ret.params[srcParamName] = args[i+1];
        break;
      case "onafterupdate":
      case "onbeforeupdate":
      case "onblur":
      case "oncellchange":
      case "onclick":
      case "ondblClick":
      case "ondrag":
      case "ondragend":
      case "ondragenter":
      case "ondragleave":
      case "ondragover":
      case "ondrop":
      case "onfinish":
      case "onfocus":
      case "onhelp":
      case "onmousedown":
      case "onmouseup":
      case "onmouseover":
      case "onmousemove":
      case "onmouseout":
      case "onkeypress":
      case "onkeydown":
      case "onkeyup":
      case "onload":
      case "onlosecapture":
      case "onpropertychange":
      case "onreadystatechange":
      case "onrowsdelete":
      case "onrowenter":
      case "onrowexit":
      case "onrowsinserted":
      case "onstart":
      case "onscroll":
      case "onbeforeeditfocus":
      case "onactivate":
      case "onbeforedeactivate":
      case "ondeactivate":
      case "type":
      case "codebase":
        ret.objAttrs[args[i]] = args[i+1];
        break;
      case "width":
      case "height":
      case "align":
      case "vspace": 
      case "hspace":
      case "class":
      case "title":
      case "accesskey":
      case "name":
      case "id":
      case "tabindex":
        ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
        break;
      default:
        ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
    }
  }
  ret.objAttrs["classid"] = classid;
  if (mimeType) ret.embedAttrs["type"] = mimeType;
  return ret;
}
function popWindow1( url, width, height, windowName )
{
	//get center coords
	var left = (screen.width - width) / 2;
    var top = (screen.height - height) / 2 - 30;
    if (top > 100)
    {
    	top=100;
    }

    win=window.open(url, windowName, 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=' + width + ',height=' + height + ',left=' + left + ',top=' + top);
}
addEvent(window, "load", sortables_init);

var SORT_COLUMN_INDEX;

function sortables_init() {
    // Find all tables with class sortable and make them sortable
    if (!document.getElementsByTagName) return;
    tbls = document.getElementsByTagName("table");
    for (ti=0;ti<tbls.length;ti++) {
        thisTbl = tbls[ti];
        if (((' '+thisTbl.className+' ').indexOf("sortable") != -1) && (thisTbl.id)) {
            //initTable(thisTbl.id);
            ts_makeSortable(thisTbl);
        }
    }
}

function ts_makeSortable(table) {
    if (table.rows && table.rows.length > 0) {
        var firstRow = table.rows[0];
    }
    if (!firstRow) return;
    
    // We have a first row: assume it's the header, and make its contents clickable links
    for (var i=0;i<firstRow.cells.length;i++) {
        var cell = firstRow.cells[i];
        var txt = ts_getInnerText(cell);
        cell.innerHTML = '<a href="#" class="sortheader" onclick="ts_resortTable(this);return false;">'+txt+'<span class="sortarrow">&nbsp;&nbsp;&nbsp;</span></a>';
    }
}

function ts_getInnerText(el) {
	if (typeof el == "string") return el;
	if (typeof el == "undefined") { return el };
	if (el.innerText) return el.innerText;	//Not needed but it is faster
	var str = "";
	
	var cs = el.childNodes;
	var l = cs.length;
	for (var i = 0; i < l; i++) {
		switch (cs[i].nodeType) {
			case 1: //ELEMENT_NODE
				str += ts_getInnerText(cs[i]);
				break;
			case 3:	//TEXT_NODE
				str += cs[i].nodeValue;
				break;
		}
	}
	return str;
}

function ts_resortTable(lnk) {
    // get the span
    var span;
    for (var ci=0;ci<lnk.childNodes.length;ci++) {
        if (lnk.childNodes[ci].tagName && lnk.childNodes[ci].tagName.toLowerCase() == 'span') span = lnk.childNodes[ci];
    }
    var spantext = ts_getInnerText(span);
    var td = lnk.parentNode;
    var column = td.cellIndex;
    var table = getParent(td,'TABLE');
    
    // Work out a type for the column
    if (table.rows.length <= 1) return;
    var itm = ts_getInnerText(table.rows[1].cells[column]);
    sortfn = ts_sort_caseinsensitive;
    if (itm.match(/^\d\d[\/-]\d\d[\/-]\d\d\d\d$/)) sortfn = ts_sort_date;
    if (itm.match(/^\d\d[\/-]\d\d[\/-]\d\d$/)) sortfn = ts_sort_date;
    if (itm.match(/^[£$]/)) sortfn = ts_sort_currency;
    if (itm.match(/^[\d\.]+$/)) sortfn = ts_sort_numeric;
    SORT_COLUMN_INDEX = column;
    var firstRow = new Array();
    var newRows = new Array();
    for (i=0;i<table.rows[0].length;i++) { firstRow[i] = table.rows[0][i]; }
    for (j=1;j<table.rows.length;j++) { newRows[j-1] = table.rows[j]; }

    newRows.sort(sortfn);

    if (span.getAttribute("sortdir") == 'down') {
        ARROW = '&nbsp;&nbsp;&uarr;';
        newRows.reverse();
        span.setAttribute('sortdir','up');
    } else {
        ARROW = '&nbsp;&nbsp;&darr;';
        span.setAttribute('sortdir','down');
    }
    
    // We appendChild rows that already exist to the tbody, so it moves them rather than creating new ones
    // don't do sortbottom rows
    for (i=0;i<newRows.length;i++) { if (!newRows[i].className || (newRows[i].className && (newRows[i].className.indexOf('sortbottom') == -1))) table.tBodies[0].appendChild(newRows[i]);}
    // do sortbottom rows only
    for (i=0;i<newRows.length;i++) { if (newRows[i].className && (newRows[i].className.indexOf('sortbottom') != -1)) table.tBodies[0].appendChild(newRows[i]);}
    
    // Delete any other arrows there may be showing
    var allspans = document.getElementsByTagName("span");
    for (var ci=0;ci<allspans.length;ci++) {
        if (allspans[ci].className == 'sortarrow') {
            if (getParent(allspans[ci],"table") == getParent(lnk,"table")) { // in the same table as us?
                allspans[ci].innerHTML = '&nbsp;&nbsp;&nbsp;';
            }
        }
    }
        
    span.innerHTML = ARROW;
}

function getParent(el, pTagName) {
	if (el == null) return null;
	else if (el.nodeType == 1 && el.tagName.toLowerCase() == pTagName.toLowerCase())	// Gecko bug, supposed to be uppercase
		return el;
	else
		return getParent(el.parentNode, pTagName);
}
function ts_sort_date(a,b) {
    // y2k notes: two digit years less than 50 are treated as 20XX, greater than 50 are treated as 19XX
    aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]);
    bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]);
    if (aa.length == 10) {
        dt1 = aa.substr(6,4)+aa.substr(3,2)+aa.substr(0,2);
    } else {
        yr = aa.substr(6,2);
        if (parseInt(yr) < 50) { yr = '20'+yr; } else { yr = '19'+yr; }
        dt1 = yr+aa.substr(3,2)+aa.substr(0,2);
    }
    if (bb.length == 10) {
        dt2 = bb.substr(6,4)+bb.substr(3,2)+bb.substr(0,2);
    } else {
        yr = bb.substr(6,2);
        if (parseInt(yr) < 50) { yr = '20'+yr; } else { yr = '19'+yr; }
        dt2 = yr+bb.substr(3,2)+bb.substr(0,2);
    }
    if (dt1==dt2) return 0;
    if (dt1<dt2) return -1;
    return 1;
}

function ts_sort_currency(a,b) { 
    aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).replace(/[^0-9.]/g,'');
    bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).replace(/[^0-9.]/g,'');
    return parseFloat(aa) - parseFloat(bb);
}

function ts_sort_numeric(a,b) { 
    aa = parseFloat(ts_getInnerText(a.cells[SORT_COLUMN_INDEX]));
    if (isNaN(aa)) aa = 0;
    bb = parseFloat(ts_getInnerText(b.cells[SORT_COLUMN_INDEX])); 
    if (isNaN(bb)) bb = 0;
    return aa-bb;
}

function ts_sort_caseinsensitive(a,b) {
    aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).toLowerCase();
    bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).toLowerCase();
    if (aa==bb) return 0;
    if (aa<bb) return -1;
    return 1;
}

function ts_sort_default(a,b) {
    aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]);
    bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]);
    if (aa==bb) return 0;
    if (aa<bb) return -1;
    return 1;
}


function addEvent(elm, evType, fn, useCapture)
// addEvent and removeEvent
// cross-browser event handling for IE5+,  NS6 and Mozilla
// By Scott Andrew
{
  if (elm.addEventListener){
    elm.addEventListener(evType, fn, useCapture);
    return true;
  } else if (elm.attachEvent){
    var r = elm.attachEvent("on"+evType, fn);
    return r;
  } else {
    alert("Handler could not be removed");
  }
}