// RTE REVAMPED VERSION: 2006/01/13
// This code is public domain. Redistribution and use of this code, with or without modification, is permitted.
// Visit http://fieldspar.com for the latest release.
// Visit the support forums at http://www.kevinroth.com/forums/index.php?c=2

// Constants
var minWidth = 500;					// minumum width
var wrapWidth = 1245; 			//width at which all icons will appear on one bar
var maxchar = 64000;        // maximum number of characters per save
var lang = "en"; 						//xhtml language
var encoding = "utf-8"; 		//xhtml encoding, english only use "iso-8859-1"
var zeroBorder = "#c0c0c0"; //guideline color - see showGuidelines()
var btnText = "submit";			//Button value for non-designMode() & fullsceen rte
var resize_fullsrcreen = true;
// (resize_fullsrcreen) limited in that: 1)won't auto wrap icons. 2)won't
// shrink to less than (wrapWidth)px if screen was initized over (wrapWidth)px;

var keep_absolute = true; // !!!Disabled - see line 456 for details!!!!!  
// By default IE will try to convery all hyperlinks to absolute paths. By
// setting this value to "false" it will retain the relative path.

// Pointers
var InsertChar;
var InsertTable;
var InsertLink;
var InsertImg;
var dlgReplace;
var dlgPasteText;
var dlgPasteWord;

//Init Variables & Attributes
var ua = navigator.userAgent.toLowerCase();
var isIE = ((ua.indexOf("msie") != -1) && (ua.indexOf("opera") == -1) && (ua.indexOf("webtv") == -1))? true:false;
var	isGecko = (ua.indexOf("gecko") != -1)? true:false;
var	isSafari = (ua.indexOf("safari") != -1)? true:false;
var	isKonqueror = (ua.indexOf("konqueror") != -1)? true:false;
var rng;
var currentRTE;
var allRTEs = "";
var obj_width;
var obj_height;
var imagesPath;
var includesPath;
var cssFile;
var generateXHTML = true;
var isRichText = false;
//check to see if designMode mode is available
//Safari/Konqueror think they are designMode capable even though they are not
if(document.getElementById && document.designMode && !isSafari && !isKonqueror) isRichText = true;
//for testing standard textarea, uncomment the following line
//isRichText = false;

function initRTE(imgPath, incPath, css, genXHTML){
	//set paths vars
	imagesPath = imgPath;
	includesPath = incPath;
	cssFile = css;
	generateXHTML = genXHTML;
	if(isRichText) document.writeln('<style type="text/css">@import "' + includesPath + 'rte.css";</style>');
	document.onmouseover = ie_btnfx;
	document.onmouseout  = ie_btnfx;
	document.onmousedown = ie_btnfx;
	document.onmouseup   = ie_btnfx;
}

function writeRichText(rte, html, css, width, height, buttons, readOnly, fullscreen) {
	currentRTE = rte;
	if(allRTEs.length > 0) allRTEs += ";";
	allRTEs += rte;
	// CM 06/04/05 stops single quotes from messing everything up
	html=replaceIt(html,'\'','&#39;');

	var iconWrapWidth = wrapWidth;
	if(readOnly) buttons = false;
	
	fullscreen = false;
	iconWrapWidth = iconWrapWidth-25;
	//adjust minimum table widths
	if (buttons && (width < minWidth)) width = minWidth;
	if(isIE){
	   var tablewidth = width;
	}else{
	  var tablewidth = width + 4;
	}
  
	if(isRichText){
		var rte_css = "";
		if(css.length > 0) {
	    	rte_css = css;
		}else{
			rte_css = cssFile;
		}
		document.writeln('<span class="rteDiv">');
		if(buttons){
			document.writeln('<table class="rteBk" cellpadding=0 cellspacing=0 id="Buttons1_'+rte+'" width="' + tablewidth + '">');
			document.writeln('<tbody><tr>');
			insertBar();
			if(fullscreen) document.writeln('<td><input type=image class="rteImg" src="'+imagesPath+'save.gif" alt="'+lblSave+'" title="'+lblSave+'"></td>');
     
			insertImg(lblSelectAll,"selectall.gif","toggleSelection('"+rte+"')");
			insertImg(lblUnformat,"unformat.gif","rteCommand('"+rte+"','removeformat')");
      insertSep();
			if(isIE){
				insertImg(lblCut,"cut.gif","rteCommand('"+rte+"','cut')");
        insertImg(lblCopy,"copy.gif","rteCommand('"+rte+"','copy')");
        insertImg(lblPaste,"paste.gif","rteCommand('"+rte+"','paste')");
			}
			insertImg(lblPasteText,"pastetext.gif","dlgLaunch('"+rte+"','text')");
      insertImg(lblPasteWord,"pasteword.gif","dlgLaunch('"+rte+"','word')");
			insertSep();
			insertImg(lblUndo,"undo.gif","rteCommand('"+rte+"','undo')");
      insertImg(lblRedo,"redo.gif","rteCommand('"+rte+"','redo')");
      insertSep();
			document.writeln('<td><select id="formatblock_'+rte+'" onchange="selectFont(\''+rte+'\', this.id);" style="font-size:14px;width:105px;height:20px;margin:1px;">');
			document.writeln(lblFormat);
			document.writeln('</select></td>');

			if(tablewidth < iconWrapWidth){
				document.writeln('<td width="100%"></td></tr></tbody></table>');
				document.writeln('<table class="rteBk" cellpadding="0" cellspacing="0" id="Buttons2_'+rte+'" width="' + tablewidth + '">');
				document.writeln('<tbody><tr>');
      }
		  insertBar();
			insertImg(lblBold,"bold.gif","rteCommand('"+rte+"','bold')");
      insertImg(lblItalic,"italic.gif","rteCommand('"+rte+"','italic')");
      insertImg(lblUnderline,"underline.gif","rteCommand('"+rte+"','underline')");
			insertSep();

			insertImg(lblAlgnLeft,"left_just.gif","rteCommand('"+rte+"','justifyleft')");
      insertImg(lblAlgnCenter,"centre.gif","rteCommand('"+rte+"','justifycenter')");
      insertImg(lblAlgnRight,"right_just.gif","rteCommand('"+rte+"','justifyright')");
      insertImg(lblJustifyFull,"justifyfull.gif","rteCommand('"+rte+"','justifyfull')");
			insertSep();
			insertImg(lblOL,"numbered_list.gif","rteCommand('"+rte+"','insertorderedlist')");
      insertImg(lblUL,"list.gif","rteCommand('"+rte+"','insertunorderedlist')");

			insertSep();
			insertImg(lblTextColor,"textcolor.gif","dlgColorPalette('"+rte+"','forecolor')","forecolor_"+rte);
      insertImg(lblBgColor,"bgcolor.gif","dlgColorPalette('"+rte+"','hilitecolor')","hilitecolor_"+rte);
			insertSep();
			insertImg(lblHR,"hr.gif","rteCommand('"+rte+"','inserthorizontalrule')");
			insertSep();
			insertImg(lblInsertChar,"special_char.gif","dlgLaunch('"+rte+"','char')");
			insertImg(lblInsertLink,"hyperlink.gif","dlgLaunch('"+rte+"','link')");
      insertImg(lblAddImage,"image.gif","dlgLaunch('"+rte+"','image')");
      insertImg(lblInsertTable,"insert_table.gif","dlgLaunch('"+rte+"','table')");
      insertSep();

      document.writeln('<td width="100%"></td></tr></tbody></table>');
	}
		
		
	document.writeln('<iframe id="'+rte+'" width="' + (tablewidth - 2) + 'px" height="' + height + 'px" frameborder=0 style="border: 1px solid #d2d2d2" src="' + includesPath + 'blank.htm" onfocus="dlgCleanUp();"></iframe>');


	document.writeln('<iframe width="142" height="98" id="cp'+rte+'" src="' + includesPath + 'palette.htm" scrolling="no" frameborder=0 style="border:0;visibility:hidden;position:absolute;border:1px solid #cdcdcd;margin-top:-285px;margin-left:-459px"></iframe>');





		document.writeln('<input type="hidden" id="hdn'+rte+'" name="'+rte+'" value="" style="position: absolute;left:-1000px;top:-1000px;">');
		if(!fullscreen) document.writeln('<input type="hidden" id="size'+rte+'" name="size'+rte+'" value="'+height+'" style="position: absolute;left:-1000px;top:-1000px;">');
		document.writeln('</span>');
    document.getElementById('hdn'+rte).value = html;
    enableDesignMode(rte, html, rte_css, readOnly);
	}
}

function insertBar(){
  document.writeln('<td><img class="rteBar" src="'+imagesPath+'bar.gif" alt=""></td>');
}
function insertSep(){
  document.writeln('<td><img class="rteSep" src="'+imagesPath+'blackdot.gif" alt=""></td>');
}
function insertImg(name, image, command, id){
  var td = "<td>";
  if(id!=null) td = "<td id='"+id+"'>";
  document.writeln(td+'<img class="rteImg" src="'+imagesPath+image+'" alt="'+name+'" title="'+name+'" onClick="'+command+'"></td>');
}

function enableDesignMode(rte, html, css, readOnly) {
	var frameHtml = "<html id=\"" + rte + "\"><head>\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\n";
	//to reference your stylesheet, set href property below to your stylesheet path and uncomment
	if(css.length > 0){
	  frameHtml += "<link media=\"all\" type=\"text/css\" href=\"" + css + "\" rel=\"stylesheet\">\n";
	} else {
	  frameHtml += "<style>@charset \"utf-8\"; body {background:#FFFFFF;margin:8px;padding:0px;}</style>\n";
	}
	frameHtml += "</head><body>\n"+html+"\n</body></html>";
  var oRTE = returnRTE(rte).document;
	if(document.all){
	  oRTE.open();
	  oRTE.write(frameHtml);
	  oRTE.close();
	  if(!readOnly){
	    oRTE.designMode = "On";
		}
	}
	//setTimeout('showGuidelines("'+rte+'")',300);
}

function returnRTE(rte) {
	var rtn;
	if(document.all){
		rtn = frames[rte];
	}else{
		rtn = document.getElementById(rte).contentWindow;
	}
	return rtn;
}

/* serves when form is submitted */
function updateRTE(rte) {
	if(isRichText) {
	  dlgCleanUp(); // 	Closes Pop-ups
	  //stripGuidelines(rte); // Removes Table Guidelines
  }
	parseRTE(rte);
}

function parseRTE(rte) {

	//check for readOnly mode
	var readOnly = false;
	var oRTE = returnRTE(rte);
  if(document.all){
		if (oRTE.document.designMode != "On") readOnly = true;
	}else{
		if (oRTE.designMode != "on") readOnly = true;
	}

	if(isRichText && !readOnly){
		setHiddenVal(rte);
	}
}

function setHiddenVal(rte){
	//set hidden form field value for current rte
	var oHdnField = document.getElementById('hdn'+rte);
	//convert html output to xhtml (thanks Timothy Bell and Vyacheslav Smolin!)
	if(oHdnField.value == null) oHdnField.value = "";
	var sRTE = returnRTE(rte).document.body;
	oHdnField.value = sRTE.innerHTML;
	
	// fix to replace special characters added here: ie convert them to html entities
  //oHdnField.value = replaceSpecialChars(oHdnField.value); 
  //if there is no content (other than formatting) set value to nothing
	/*if(stripHTML(oHdnField.value.replace("&nbsp;", " ")) == "" &&
		oHdnField.value.toLowerCase().search("<hr") == -1 &&
		oHdnField.value.toLowerCase().search("<img") == -1) oHdnField.value = "";*/
	oHdnField.value = stripLineBreaks(oHdnField.value);		//create by dev to get rid of extra line breaks
}

function updateRTEs(){
	var vRTEs = allRTEs.split(";");
	for(var i=0; i<vRTEs.length; i++){
		updateRTE(vRTEs[i]);
	}
}

function rteCommand(rte, command, option){
	dlgCleanUp();
  //function to perform command
	var oRTE = returnRTE(rte);
	try{
		oRTE.focus();
	  oRTE.document.execCommand(command, false, option);
		oRTE.focus();
	}catch(e){
//		alert(e);
//		setTimeout("rteCommand('" + rte + "', '" + command + "', '" + option + "');", 10);
	}
}

function insertHTML(html){
	//function to add HTML -- thanks dannyuk1982
	var rte = currentRTE;
	var oRTE = returnRTE(rte);
	oRTE.focus();
	if(document.all){
		var oRng = oRTE.document.selection.createRange();
		oRng.pasteHTML(html);
		oRng.collapse(false);
		oRng.select();
	}else{
		oRTE.document.execCommand('insertHTML', false, html);
	}
}

function toggleSelection(rte) {
  var rng = setRange(rte);
  var oRTE = returnRTE(rte).document;
	var length1;
  var length2;
	if(document.all){
		length1 = rng.text.length;
		var output = escape(oRTE.body.innerText);
		output = output.replace("%3CP%3E%0D%0A%3CHR%3E", "%3CHR%3E");
		output = output.replace("%3CHR%3E%0D%0A%3C/P%3E", "%3CHR%3E");
		length2 = unescape(output).length;
	}else{
		length1 = rng.toString().length;
		var htmlSrc = oRTE.body.ownerDocument.createRange();
		htmlSrc.selectNodeContents(oRTE.body);
	  length2 = htmlSrc.toString().length;
	}
	if(length1 < length2){
	  rteCommand(rte,'selectall','');
	} else {
		if(!document.all){
		  oRTE.designMode = "off";
		  oRTE.designMode = "on";
		}else{
		  rteCommand(rte,'unselect','');
		}
	}
}

function dlgColorPalette(rte, command) {
	//function to display or hide color palettes
	setRange(rte);
	//get dialog position
	var oDialog = document.getElementById('cp' + rte);
	var buttonElement = document.getElementById(command+"_"+rte);
	var iLeftPos = getOffsetLeft(buttonElement);
	var iTopPos = getOffsetTop(buttonElement)+22;
	oDialog.style.left = iLeftPos + "px";
	oDialog.style.top = iTopPos + "px";
	if((command == parent.command)&&(rte == currentRTE)){
		//if current command dialog is currently open, close it
		if(oDialog.style.visibility == "hidden"){
			showHideElement(oDialog, 'show', false);
		}else{
			showHideElement(oDialog, 'hide', false);
		}
	}else{
		//if opening a new dialog, close all others
		var vRTEs = allRTEs.split(";");
		for(var i = 0; i<vRTEs.length; i++){
			showHideElement('cp' + vRTEs[i], 'hide', false);
		}
		showHideElement(oDialog, 'show', false);
	}
	//save current values
	currentRTE = rte;
	parent.command = command;
}

function dlgLaunch(rte, command) {
	var selectedText = '';
  //save current values
	parent.command = command;
	currentRTE = rte;
	switch(command){
  case "char":
    InsertChar = popUpWin(includesPath+'insert_char.htm', 'InsertChar', 50, 50, 'status=yes,');
    break;
  case "table":
    InsertTable = popUpWin(includesPath + 'insert_table.htm', 'InsertTable', 50, 50, 'status=yes,');
    break;
  case "image":
    setRange(rte);
    parseRTE(rte);
    InsertImg = popUpWin(includesPath + 'insert_img.htm','AddImage', 500, 500, 'status=yes,');
    break;
  case "link":
    selectedText = getText(rte);
    InsertLink = popUpWin(includesPath + 'insert_link.htm', 'InsertLink', 50, 50, 'status=yes,');
    setFormText("0", selectedText);
    break;
  case "replace":
    selectedText = getText(rte);
    dlgReplace = popUpWin(includesPath + 'replace.htm', 'dlgReplace', 50, 50, 'status=yes,');
    setFormText("1", selectedText);
    break;
  case "text":
    dlgPasteText = popUpWin(includesPath + 'paste_text.htm', 'dlgPasteText', 50, 50, 'status=yes,');
    break;
  case "word":
    dlgPasteWord = popUpWin(includesPath + 'paste_word.htm', 'dlgPasteWord', 50, 50, 'status=yes,');
    break;
  }
}

function getText(rte) {
	//get currently highlighted text and set link text value
  setRange(rte);
	var rtn = '';
	if (isIE) {
	  rtn = stripHTML(rng.htmlText);
	} else {
	  rtn = stripHTML(rng.toString());
	}
	parseRTE(rte);
	if(document.all){
    rtn = rtn.replace("'","\\\\\\'");
  }else{
    rtn = rtn.replace("'","\\'");
  }
  return rtn;
}

function setFormText(popup, content){
	//set link text value in dialog windows
	if(content != "undefined")
	{
	  try{
		  switch(popup){
		    case "0": InsertLink.document.getElementById("linkText").value = content; break;
		    case "1": dlgReplace.document.getElementById("searchText").value = content; break;
		  }
	  }catch(e){
		  //may take some time to create dialog window.
		  //Keep looping until able to set.
		  setTimeout("setFormText('"+popup+"','" + content + "');", 10);
	  }
	}
}

function dlgCleanUp(){
	var vRTEs = allRTEs.split(";");
	for(var i = 0; i < vRTEs.length; i++){
	  showHideElement('cp' + vRTEs[i], 'hide', false);
	}
	if(InsertChar!=null) InsertChar.close();InsertChar=null;
	if(InsertTable!=null) InsertTable.close();InsertTable=null;
	if(InsertLink!=null) InsertLink.close();InsertLink=null;
	if(InsertImg!=null) InsertImg.close();InsertImg=null;
	if(dlgReplace!=null) dlgReplace.close();dlgReplace=null;
	if(dlgPasteText!=null) dlgPasteText.close();dlgPasteText=null;
	if(dlgPasteWord!=null) dlgPasteWord.close();dlgPasteWord=null;
}

function popUpWin (url, win, width, height, options) {
  dlgCleanUp();
	var leftPos = (screen.availWidth - width) / 2;
	var topPos = (screen.availHeight - height) / 2;
	options += 'width=' + width + ',height=' + height + ',left=' + leftPos + ',top=' + topPos;
	return window.open(url, win, options);
}

function setColor(color) {
	//function to set color
	var rte = currentRTE;
	var parentCommand = parent.command;
	if(document.all){
		if(parentCommand == "hilitecolor") parentCommand = "backcolor";
		//retrieve selected range
		rng.select();
	}
	rteCommand(rte, parentCommand, color);
	showHideElement('cp'+rte, "hide", false);
}

function addImage(rte) {
  dlgCleanUp();
	//function to add image
	imagePath = prompt('Enter Image URL:', 'http://');				
	if((imagePath != null)&&(imagePath != "")){
		rteCommand(rte, 'InsertImage', imagePath);
	}
}

// Ernst de Moor: Fix the amount of digging parents up, in case the RTE editor itself is displayed in a div.
// KJR 11/12/2004 Changed to position palette based on parent div, so palette will always appear in proper location regardless of nested divs
function getOffsetTop(elm){
	var mOffsetTop = elm.offsetTop;
	var mOffsetParent = elm.offsetParent;
	var parents_up = 2; //the positioning div is 2 elements up the tree
	while(parents_up > 0){
		mOffsetTop += mOffsetParent.offsetTop;
		mOffsetParent = mOffsetParent.offsetParent;
		parents_up--;
	}
	return mOffsetTop;
}

// Ernst de Moor: Fix the amount of digging parents up, in case the RTE editor itself is displayed in a div.
// KJR 11/12/2004 Changed to position palette based on parent div, so palette will always appear in proper location regardless of nested divs
function getOffsetLeft(elm){
	var mOffsetLeft = elm.offsetLeft;
	var mOffsetParent = elm.offsetParent;
	var parents_up = 2;
	while(parents_up > 0){
		mOffsetLeft += mOffsetParent.offsetLeft;
		mOffsetParent = mOffsetParent.offsetParent;
		parents_up--;
	}
	return mOffsetLeft;
}

function selectFont(rte, selectname){
	//function to handle font changes
	var idx = document.getElementById(selectname).selectedIndex;
	// First one is always a label
	if(idx != 0){
		var selected = document.getElementById(selectname).options[idx].value;
		var cmd = selectname.replace('_'+rte, '');
		rteCommand(rte, cmd, selected);
		document.getElementById(selectname).selectedIndex = 0;
	}
}


function replaceSpecialChars(html){ 
   var specials = new Array("&cent;","&euro;","&pound;","&curren;","&yen;","&copy;","&reg;","&trade;","&divide;","&times;","&plusmn;","&frac14;","&frac12;","&frac34;","&deg;","&sup1;","&sup2;","&sup3;","&micro;","&laquo;","&raquo;","&lsquo;","&rsquo;","&lsaquo;","&rsaquo;","&sbquo;","&bdquo;","&ldquo;","&rdquo;","&iexcl;","&brvbar;","&sect;","&not;","&macr;","&para;","&middot;","&cedil;","&iquest;","&fnof;","&mdash;","&ndash;","&bull;","&hellip;","&permil;","&ordf;","&ordm;","&szlig;","&dagger;","&Dagger;","&eth;","&ETH;","&oslash;","&Oslash;","&thorn;","&THORN;","&oelig;","&OElig;","&scaron;","&Scaron;","&acute;","&circ;","&tilde;","&uml;","&agrave;","&aacute;","&acirc;","&atilde;","&auml;","&aring;","&aelig;","&Agrave;","&Aacute;","&Acirc;","&Atilde;","&Auml;","&Aring;","&AElig;","&ccedil;","&Ccedil;","&egrave;","&eacute;","&ecirc;","&euml;","&Egrave;","&Eacute;","&Ecirc;","&Euml;","&igrave;","&iacute;","&icirc;","&iuml;","&Igrave;","&Iacute;","&Icirc;","&Iuml;","&ntilde;","&Ntilde;","&ograve;","&oacute;","&ocirc;","&otilde;","&ouml;","&Ograve;","&Oacute;","&Ocirc;","&Otilde;","&Ouml;","&ugrave;","&uacute;","&ucirc;","&uuml;","&Ugrave;","&Uacute;","&Ucirc;","&Uuml;","&yacute;","&yuml;","&Yacute;","&Yuml;"); 
   var unicodes = new Array("\u00a2","\u20ac","\u00a3","\u00a4","\u00a5","\u00a9","\u00ae","\u2122","\u00f7","\u00d7","\u00b1","\u00bc","\u00bd","\u00be","\u00b0","\u00b9","\u00b2","\u00b3","\u00b5","\u00ab","\u00bb","\u2018","\u2019","\u2039","\u203a","\u201a","\u201e","\u201c","\u201d","\u00a1","\u00a6","\u00a7","\u00ac","\u00af","\u00b6","\u00b7","\u00b8","\u00bf","\u0192","\u2014","\u2013","\u2022","\u2026","\u2030","\u00aa","\u00ba","\u00df","\u2020","\u2021","\u00f0","\u00d0","\u00f8","\u00d8","\u00fe","\u00de","\u0153","\u0152","\u0161","\u0160","\u00b4","\u02c6","\u02dc","\u00a8","\u00e0","\u00e1","\u00e2","\u00e3","\u00e4","\u00e5","\u00e6","\u00c0","\u00c1","\u00c2","\u00c3","\u00c4","\u00c5","\u00c6","\u00e7","\u00c7","\u00e8","\u00e9","\u00ea","\u00eb","\u00c8","\u00c9","\u00ca","\u00cb","\u00ec","\u00ed","\u00ee","\u00ef","\u00cc","\u00cd","\u00ce","\u00cf","\u00f1","\u00d1","\u00f2","\u00f3","\u00f4","\u00f5","\u00f6","\u00d2","\u00d3","\u00d4","\u00d5","\u00d6","\u00f9","\u00fa","\u00fb","\u00fc","\u00d9","\u00da","\u00db","\u00dc","\u00fd","\u00ff","\u00dd","\u0178"); 
   for(var i=0; i<specials.length; i++){ 
      html = replaceIt(html,unicodes[i],specials[i]); 
   } 
   return html; 
}

function showHideElement(element, showHide, rePosition){
	//function to show or hide elements
	//element variable can be string or object
	if(document.getElementById(element)){
		element = document.getElementById(element);
	}
	if(showHide == "show"){
		element.style.visibility = "visible";
	  if(rePosition){
		  element.style.position = "relative";
	    element.style.left = "auto";
	    element.style.top = "auto";
    }
	}else if(showHide == "hide"){
		element.style.visibility = "hidden";
    if(rePosition){
			element.style.position = "absolute";
    	element.style.left = "-1000px";
    	element.style.top = "-1000px";
	  }
  }
}

function setRange(rte){
	//function to store range of current selection
	var oRTE = returnRTE(rte);
	if(document.all){
		var selection = oRTE.document.selection;
		if(selection != null) rng = selection.createRange();
	}else{
		var selection = oRTE.getSelection();
		rng = selection.getRangeAt(selection.rangeCount - 1).cloneRange();
	}
	return rng;
}

function stripHTML(strU) {
	//strip all html
	var strN = strU.replace(/(<([^>]+)>)/ig,"");
	//replace carriage returns and line feeds
  strN = strN.replace(/\r\n/g," ");
  strN = strN.replace(/\n/g," ");
  strN = strN.replace(/\r/g," ");
	strN = trim(strN);
	return strN;
}

function stripLineBreaks(strN){
	strN = strN.replace(/\r\n/g," ");
  	strN = strN.replace(/\n/g," ");
  	strN = strN.replace(/\r/g," ");
	strN = trim(strN);
	return strN;
} 


function trim(inputString) {
  if (typeof inputString != "string") return inputString;
  var retValue = inputString;
  var ch = retValue.substring(0, 1);
  while(ch == " "){
    retValue = retValue.substring(1, retValue.length);
    ch = retValue.substring(0, 1);
  }
  ch = retValue.substring(retValue.length - 1, retValue.length);
  while(ch == " "){
    retValue = retValue.substring(0, retValue.length - 1);
    ch = retValue.substring(retValue.length - 1, retValue.length);
  }
	// Note that there are two spaces in the string - look for multiple spaces within the string
  while (retValue.indexOf("  ") != -1) {
	  // Again, there are two spaces in each of the strings
    retValue = retValue.substring(0, retValue.indexOf("  ")) + retValue.substring(retValue.indexOf("  ") + 1, retValue.length);
  }
  return retValue; // Return the trimmed string back to the user
}

function showGuidelines(rte) {
  if(rte.length == 0) rte = currentRTE;
	var oRTE = returnRTE(rte);
  var tables = oRTE.document.getElementsByTagName("table");
  for(var i=0; i<tables.length; i++){
    if(tables[i].getAttribute("border") == "0"){
      var trs = tables[i].getElementsByTagName("tr");
      for(var j=0; j<trs.length; j++){
        var tds = trs[j].getElementsByTagName("td");
        for(var k=0; k<tds.length; k++){
  				if(j == 0 && k == 0){
			   	  tds[k].style.border = "dashed 1px "+zeroBorder;
					}else if(j == 0 && k != 0){
    		    tds[k].style.borderBottom = "dashed 1px "+zeroBorder;
						tds[k].style.borderTop = "dashed 1px "+zeroBorder;
						tds[k].style.borderRight = "dashed 1px "+zeroBorder;
	        }else if(j != 0 && k == 0) {
			      tds[k].style.borderBottom = "dashed 1px "+zeroBorder;
					  tds[k].style.borderLeft = "dashed 1px "+zeroBorder;
						tds[k].style.borderRight = "dashed 1px "+zeroBorder;
          }else if(j != 0 && k != 0) {
            tds[k].style.borderBottom = "dashed 1px "+zeroBorder;
					  tds[k].style.borderRight = "dashed 1px "+zeroBorder;
		      }
        }
      }
    }
  }
}

function stripGuidelines(rte) {
  var oRTE = returnRTE(rte);
	var tbls = oRTE.document.getElementsByTagName("table");
  for(var j=0; j<tbls.length; j++) {
    if(tbls[j].getAttribute("border") == "0") {
      var tds = tbls[j].getElementsByTagName("td");
      for(var k=0; k<tds.length; k++) {
        tds[k].removeAttribute("style");
      }
    }
  }
}

function findSize(obj) {
  if(obj.length > 0 && document.all) {
	  obj = frames[obj];
  } else if(obj.length > 0 && !document.all) {
	  obj = document.getElementById(obj).contentWindow;
  } else {
    obj = this;
	}
	if ( typeof( obj.window.innerWidth ) == 'number' ) {
    //Non-IE
    obj_width = obj.window.innerWidth;
    obj_height = obj.window.innerHeight;
  } else if( obj.document.documentElement && ( obj.document.documentElement.clientWidth || obj.document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    obj_width = document.documentElement.clientWidth;
    obj_height = document.documentElement.clientHeight;
  } else if( obj.document.body && ( obj.document.body.clientWidth || obj.document.body.clientHeight ) ) {
    //IE 4 compatible
    obj_width = obj.document.body.clientWidth;
    obj_height = obj.document.body.clientHeight;
  }
}

function replaceIt(string,text,by) {
  // CM 19/10/04 custom replace function
  var strLength = string.length, txtLength = text.length;
  if ((strLength == 0) || (txtLength == 0)) return string;
  var i = string.indexOf(text);
  if ((!i) && (text != string.substring(0,txtLength))) return string;
  if (i == -1) return string;
  var newstr = string.substring(0,i) + by;
  if (i+txtLength < strLength)
    newstr += replaceIt(string.substring(i+txtLength,strLength),text,by);
  return newstr;
}

//*****************
//IE-Only Functions
//*****************

function ie_btnfx(e) {
	var el = window.event.srcElement;
	className = el.className;
	switch(window.event.type){
  case "mousedown": if(className == 'rteImg'||className=='rteImgUp')el.className='rteImgDn'; break;
  case "mouseout": if(className=='rteImgUp'||className=='rteImgDn')el.className='rteImg'; break;
  default: if (className=='rteImg'||className=='rteImgDn')el.className='rteImgUp';
  }
}