// Cross-Browser Rich Text Editor
// http://www.kevinroth.com/rte/demo.htm
// Written by Kevin Roth (kevin@NOSPAMkevinroth.com - remove NOSPAM)
// Visit the support forums at http://www.kevinroth.com/forums/index.php?c=2

//init variables
var isRichText = false;
var rng;
var currentRTE;
var allRTEs = "";

var isIE;
var isGecko;
var isSafari;
var isKonqueror;

var imagesPath;
var includesPath;
var cssFile;


function initRTE(imgPath, incPath, css) {
   //set browser vars
   var ua = navigator.userAgent.toLowerCase();
   isIE = ((ua.indexOf("msie") != -1) && (ua.indexOf("opera") == -1) && (ua.indexOf("webtv") == -1)); 
   isGecko = (ua.indexOf("gecko") != -1);
   isSafari = (ua.indexOf("safari") != -1);
   isKonqueror = (ua.indexOf("konqueror") != -1);
   
   //check to see if designMode mode is available
   if (document.getElementById && document.designMode && !isSafari && !isKonqueror) {
      isRichText = true;
   }
   
   if (isIE) {
      document.onmouseover = raiseButton;
      document.onmouseout  = normalButton;
      document.onmousedown = lowerButton;
      document.onmouseup   = raiseButton;
   }
   
   //set paths vars
   imagesPath = imgPath;
   includesPath = incPath;
   cssFile = css;
   
   if (isRichText) document.writeln('<style type="text/css">@import "' + includesPath + 'rte.css";</style>');
   
   //for testing standard textarea, uncomment the following line
   //isRichText = false;
}

function writeRichText(rte, html, width, height, buttons, readOnly) {
   if (isRichText) {
      if (allRTEs.length > 0) allRTEs += ";";
      allRTEs += rte;
      
      if (readOnly) buttons = false;
      
      //adjust minimum table widths
      var iMinWidth = 505
      if (isIE) {
         if (buttons && (width < iMinWidth)) width = iMinWidth;
         var tablewidth = width;
      } else {
         if (buttons && (width < (iMinWidth + 10))) width = (iMinWidth + 10);
         var tablewidth = width;
      }
      
      document.writeln('<div class="rteDiv">');
      if (buttons == true) {
         document.writeln('<table class="rteBack" cellpadding=2 cellspacing=0 id="Buttons1_' + rte + '" width="' + tablewidth + '">');
         document.writeln('   <tr>');
         document.writeln('      <td>');
         document.writeln('         <select id="formatblock_' + rte + '" onchange="selectFont(\'' + rte + '\', this.id);">');
         document.writeln('            <option value="">[Style]</option>');
         document.writeln('            <option value="<p>">Paragraph &lt;p&gt;</option>');
         document.writeln('            <option value="<h2>">Heading 2 &lt;h2&gt;</option>');
         document.writeln('            <option value="<h3>">Heading 3 &lt;h3&gt;</option>');
         document.writeln('            <option value="<h4>">Heading 4 &lt;h4&gt;</option>');
         document.writeln('            <option value="<pre>">Formatted &lt;pre&gt;</option>');
         document.writeln('         </select>');
         document.writeln('      </td>');
         document.writeln('      <td><img id="bold" class="rteImage" src="' + imagesPath + 'bold.gif" width="25" height="24" alt="Bold" title="Bold" onClick="rteCommand(\'' + rte + '\', \'bold\', \'\')"></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'italic.gif" width="25" height="24" alt="Italic" title="Italic" onClick="rteCommand(\'' + rte + '\', \'italic\', \'\')"></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'underline.gif" width="25" height="24" alt="Underline" title="Underline" onClick="rteCommand(\'' + rte + '\', \'underline\', \'\')"></td>');
         document.writeln('      <td><img class="rteVertSep" src="' + imagesPath + 'blackdot.gif" width="1" height="20" border="0" alt=""></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'left_just.gif" width="25" height="24" alt="Align Left" title="Align Left" onClick="rteCommand(\'' + rte + '\', \'justifyleft\', \'\')"></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'centre.gif" width="25" height="24" alt="Center" title="Center" onClick="rteCommand(\'' + rte + '\', \'justifycenter\', \'\')"></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'right_just.gif" width="25" height="24" alt="Align Right" title="Align Right" onClick="rteCommand(\'' + rte + '\', \'justifyright\', \'\')"></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'justifyfull.gif" width="25" height="24" alt="Justify Full" title="Justify Full" onclick="rteCommand(\'' + rte + '\', \'justifyfull\', \'\')"></td>');
//         document.writeln('      <td><img class="rteVertSep" src="' + imagesPath + 'blackdot.gif" width="1" height="20" border="0" alt=""></td>');
//         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'hr.gif" width="25" height="24" alt="Horizontal Rule" title="Horizontal Rule" onClick="rteCommand(\'' + rte + '\', \'inserthorizontalrule\', \'\')"></td>');
         document.writeln('      <td><img class="rteVertSep" src="' + imagesPath + 'blackdot.gif" width="1" height="20" border="0" alt=""></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'numbered_list.gif" width="25" height="24" alt="Ordered List" title="Ordered List" onClick="rteCommand(\'' + rte + '\', \'insertorderedlist\', \'\')"></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'list.gif" width="25" height="24" alt="Unordered List" title="Unordered List" onClick="rteCommand(\'' + rte + '\', \'insertunorderedlist\', \'\')"></td>');
         document.writeln('      <td><img class="rteVertSep" src="' + imagesPath + 'blackdot.gif" width="1" height="20" border="0" alt=""></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'outdent.gif" width="25" height="24" alt="Outdent" title="Outdent" onClick="rteCommand(\'' + rte + '\', \'outdent\', \'\')"></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'indent.gif" width="25" height="24" alt="Indent" title="Indent" onClick="rteCommand(\'' + rte + '\', \'indent\', \'\')"></td>');
         document.writeln('      <td><img class="rteVertSep" src="' + imagesPath + 'blackdot.gif" width="1" height="20" border="0" alt=""></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'hyperlink.gif" width="25" height="24" alt="Insert Link" title="Insert Link" onClick="insertLink(\'' + rte + '\')"></td>');
         document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'image.gif" width="25" height="24" alt="Add Image" title="Add Image" onClick="addImage(\'' + rte + '\')"></td>');
//         document.writeln('      <td><div id="table_' + rte + '"><img class="rteImage" src="' + imagesPath + 'insert_table.gif" width="25" height="24" alt="Insert Table" title="Insert Table" onClick="dlgInsertTable(\'' + rte + '\', \'table\', \'\')"></div></td>');
//         if (isIE) {
//            document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'spellcheck.gif" width="25" height="24" alt="Spell Check" title="Spell Check" onClick="checkspell()"></td>');
//         }
   //      document.writeln('      <td><img class="rteVertSep" src="' + imagesPath + 'blackdot.gif" width="1" height="20" border="0" alt=""></td>');
   //      document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'cut.gif" width="25" height="24" alt="Cut" title="Cut" onClick="rteCommand(\'' + rte + '\', \'cut\')"></td>');
   //      document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'copy.gif" width="25" height="24" alt="Copy" title="Copy" onClick="rteCommand(\'' + rte + '\', \'copy\')"></td>');
   //      document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'paste.gif" width="25" height="24" alt="Paste" title="Paste" onClick="rteCommand(\'' + rte + '\', \'paste\')"></td>');
   //      document.writeln('      <td><img class="rteVertSep" src="' + imagesPath + 'blackdot.gif" width="1" height="20" border="0" alt=""></td>');
   //      document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'undo.gif" width="25" height="24" alt="Undo" title="Undo" onClick="rteCommand(\'' + rte + '\', \'undo\')"></td>');
   //      document.writeln('      <td><img class="rteImage" src="' + imagesPath + 'redo.gif" width="25" height="24" alt="Redo" title="Redo" onClick="rteCommand(\'' + rte + '\', \'redo\')"></td>');
         document.writeln('      <td width="100%"></td>');
         document.writeln('   </tr>');
         document.writeln('</table>');
      }
       if (isIE)
          document.writeln('<div style="display: inline; padding: 2px; border: solid 1px #7F9DB9;">');
      document.writeln('<iframe id="' + rte + '" name="' + rte + '" width="' + width + 'px" src="blank.htm" height="' + height + 'px" ');
      if (isIE)
          document.writeln('frameborder="no"');
        document.writeln('></iframe>');
       if (isIE)
          document.writeln('</div>');
      if (!readOnly) 
          document.writeln('<br /><input type="checkbox" class="checkbox" id="chkSrc' + rte + '" onclick="toggleHTMLSrc(\'' + rte + '\');" />&nbsp;View HTML Source');
          
       document.writeln('<input type="hidden" id="hdn' + rte + '" name="' + rte + '" value="">');
       document.writeln('</div>');
      
       document.getElementById('hdn' + rte).value = html;
       enableDesignMode(rte, html, readOnly);
       }
       else 
       {
      if (!readOnly) {
         document.writeln('<textarea name="' + rte + '" id="' + rte + '" style="width: ' + width + 'px; height: ' + height + 'px;">' + html + '</textarea>');
      } else {
         document.writeln('<textarea name="' + rte + '" id="' + rte + '" style="width: ' + width + 'px; height: ' + height + 'px;" readonly>' + html + '</textarea>');
      }
   }
}

function enableDesignMode(rte, html, readOnly) {
   var frameHtml = "<html id=\"" + rte + "\">\n";
   frameHtml += "<head>\n";
   //to reference your stylesheet, set href property below to your stylesheet path and uncomment
   if (cssFile.length > 0) {
      frameHtml += "<link media=\"all\" type=\"text/css\" href=\"" + cssFile + "\" rel=\"stylesheet\">\n";
   } else {
      frameHtml += "<style>\n";
      frameHtml += "body, td {\n";
      frameHtml += "   background: #FFFFFF;\n";
      frameHtml += "   font-size: 10pt;" + 
                   "   font-family: Helvetica, Myriad Pro, Arial Narrow, Arial;" + 
                   "   font-size: 10pt; " + 
                   "   color: #14181F;";
      frameHtml += "   margin: 0px;\n";
      frameHtml += "   padding: 0px;\n";
      frameHtml += "}\n";
      frameHtml += "h2 {\n";
      frameHtml += "    text-transform: none; " + 
                   "    font-size: 12pt; " + 
                   "    color: #500808; " + 
                   "    font-weight: bold;";
      frameHtml += "}\n";
      frameHtml += "h3 {\n";
      frameHtml += "    text-transform: none; " + 
                   "    font-size: 11pt; " + 
                   "    color: Black; " + 
                   "    font-weight: bold;";
      frameHtml += "}\n";
      frameHtml += "h4 {\n";
      frameHtml += "    text-transform: none; " + 
                   "    font-size: 10pt; " + 
                   "    color: #500808; " + 
                   "    font-weight: normal;";
      frameHtml += "}\n";
      frameHtml += "a, a:link, a:hover, a:visited, a:active ";
      frameHtml += "{ ";
      frameHtml += "    color: #14181F;";
      frameHtml += "    text-decoration: underline;";
      frameHtml += "}";
      frameHtml += "</style>\n";
   }
   frameHtml += "</head>\n";
   frameHtml += "<body>\n";
   frameHtml += html + "\n";
   frameHtml += "</body>\n";
   frameHtml += "</html>";
   
   if (document.all) {
      var oRTE = frames[rte].document;
      oRTE.open();
      oRTE.write(frameHtml);
      oRTE.close();
      if (!readOnly) oRTE.designMode = "On";
   } else {
      try {
         if (!readOnly) document.getElementById(rte).contentDocument.designMode = "on";
         try {
            var oRTE = document.getElementById(rte).contentWindow.document;
            oRTE.open();
            oRTE.write(frameHtml);
            oRTE.close();
            if (isGecko && !readOnly) {
               //attach a keyboard handler for gecko browsers to make keyboard shortcuts work
               oRTE.addEventListener("keypress", kb_handler, true);
            }
         } catch (e) {
            alert("Error preloading content.");
         }
      } catch (e) {
         //gecko may take some time to enable design mode.
         //Keep looping until able to set.
         if (isGecko) {
            setTimeout("enableDesignMode('" + rte + "', '" + html + "', " + readOnly + ");", 10);
         } else {
            return false;
         }
      }
   }
}

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

function updateRTE(rte) {
   if (!isRichText) return;
   
   //set message value
   var oHdnMessage = document.getElementById('hdn' + rte);
   var oRTE = document.getElementById(rte);
   var readOnly = false;
   
   //check for readOnly mode
   if (document.all) {
      if (frames[rte].document.designMode != "On") readOnly = true;
   } else {
      if (document.getElementById(rte).contentDocument.designMode != "on") readOnly = true;
   }
   
   if (isRichText && !readOnly) {
      //if viewing source, switch back to design view
      if (document.getElementById("chkSrc" + rte).checked) {
         document.getElementById("chkSrc" + rte).checked = false;
         toggleHTMLSrc(rte);
      }
      
      if (oHdnMessage.value == null) oHdnMessage.value = "";
      if (document.all) {
         oHdnMessage.value = frames[rte].document.body.innerHTML;
      } else {
         oHdnMessage.value = oRTE.contentWindow.document.body.innerHTML;
      }
      
      //if there is no content (other than formatting) set value to nothing
      if (stripHTML(oHdnMessage.value.replace("&nbsp;", " ")) == "" 
         && oHdnMessage.value.toLowerCase().search("<hr") == -1
         && oHdnMessage.value.toLowerCase().search("<img") == -1) oHdnMessage.value = "";
      //fix for gecko
      if (escape(oHdnMessage.value) == "%3Cbr%3E%0D%0A%0D%0A%0D%0A") oHdnMessage.value = "";
   }
}

function rteGetWindow(rte) {
   if (document.all) {
      return frames[rte];
   } else {
      return document.getElementById(rte).contentWindow;
   }
}

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

function toggleHTMLSrc(rte) {
   //contributed by Bob Hutzel (thanks Bob!)
   var oRTE;
   if (document.all) {
      oRTE = frames[rte].document;
   } else {
      oRTE = document.getElementById(rte).contentWindow.document;
   }
   
   if (document.getElementById("chkSrc" + rte).checked) {
      showHideElement("Buttons1_" + rte, "hide");
      showHideElement("Buttons2_" + rte, "hide");
      if (document.all) {
         oRTE.body.innerText = oRTE.body.innerHTML;
      } else {
         var htmlSrc = oRTE.createTextNode(oRTE.body.innerHTML);
         oRTE.body.innerHTML = "";
         oRTE.body.appendChild(htmlSrc);
      }
   } else {
      showHideElement("Buttons1_" + rte, "show");
      showHideElement("Buttons2_" + rte, "show");
      if (document.all) {
         //fix for IE
         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");
         
         oRTE.body.innerHTML = unescape(output);
      } else {
         var htmlSrc = oRTE.body.ownerDocument.createRange();
         htmlSrc.selectNodeContents(oRTE.body);
         oRTE.body.innerHTML = htmlSrc.toString();
      }
   }
}

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) + (buttonElement.offsetHeight + 4);
   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');
      } else {
         showHideElement(oDialog, 'hide');
      }
   } 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');
      }
      showHideElement(oDialog, 'show');
   }
   
   //save current values
   parent.command = command;
   currentRTE = rte;
}

function dlgInsertTable(rte, command) {
   //function to open/close insert table dialog
   //save current values
   setRange(rte);
   parent.command = command;
   currentRTE = rte;
   var windowOptions = 'history=no,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=no,resizable=no,width=360,height=200';
   window.open(includesPath + 'insert_table.htm', 'InsertTable', windowOptions);
}

function insertLink(rte) {
   //function to insert link
   var szURL = prompt("Enter a URL:", "");
   try {
      //ignore error for blank urls
      rteCommand(rte, "Unlink", null);
      rteCommand(rte, "CreateLink", szURL);
   } catch (e) {
      //do nothing
   }
}

function setColor(color) {
   //function to set color
   var rte = currentRTE;
   var parentCommand = parent.command;
   
   if (document.all) {
      //retrieve selected range
      var sel = frames[rte].document.selection; 
      if (parentCommand == "hilitecolor") parentCommand = "backcolor";
      if (sel != null) {
         var newRng = sel.createRange();
         newRng = rng;
         newRng.select();
      }
   }
   
   rteCommand(rte, parentCommand, color);
   showHideElement('cp' + rte, "hide");
}

function addImage(rte) {
   //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 kb_handler(evt) {
   var rte = evt.target.id;
   
   //contributed by Anti Veeranna (thanks Anti!)
   if (evt.ctrlKey) {
      var key = String.fromCharCode(evt.charCode).toLowerCase();
      var cmd = '';
      switch (key) {
         case 'b': cmd = "bold"; break;
         case 'i': cmd = "italic"; break;
         case 'u': cmd = "underline"; break;
      };

      if (cmd) {
         rteCommand(rte, cmd, null);
         
         // stop the event bubble
         evt.preventDefault();
         evt.stopPropagation();
      }
    }
}

function insertHTML(html) {
   //function to add HTML -- thanks dannyuk1982
   var rte = currentRTE;
   
   var oRTE;
   if (document.all) {
      oRTE = frames[rte];
   } else {
      oRTE = document.getElementById(rte).contentWindow;
   }
   
   oRTE.focus();
   if (document.all) {
      oRTE.document.selection.createRange().pasteHTML(html);
   } else {
      oRTE.document.execCommand('insertHTML', false, html);
   }
}

function showHideElement(element, showHide) {
   //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) {
      element.style.visibility = "visible";
   } else if (showHide == "hide" &&
       element.style) {
      element.style.visibility = "hidden";
   }
}

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

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

function trim(inputString) {
   // Removes leading and trailing spaces from the passed string. Also removes
   // consecutive spaces and replaces it with one space. If something besides
   // a string is passed in (null, custom object, etc.) then return the input.
   if (typeof inputString != "string") return inputString;
   var retValue = inputString;
   var ch = retValue.substring(0, 1);
   
   while (ch == " ") { // Check for spaces at the beginning of the string
      retValue = retValue.substring(1, retValue.length);
      ch = retValue.substring(0, 1);
   }
   ch = retValue.substring(retValue.length - 1, retValue.length);
   
   while (ch == " ") { // Check for spaces at the end of the string
      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
}

//*****************
//IE-Only Functions
//*****************
function checkspell() {
   //function to perform spell check
   try {
      var tmpis = new ActiveXObject("ieSpell.ieSpellExtension");
      tmpis.CheckAllLinkedDocuments(document);
   }
   catch(exception) {
      if(exception.number==-2146827859) {
         if (confirm("ieSpell not detected.  Click Ok to go to download page."))
            window.open("http://www.iespell.com/download.php","DownLoad");
      } else {
         alert("Error Loading ieSpell: Exception " + exception.number);
      }
   }
}

function raiseButton(e) {
    if (document.all)
        return;
   //IE-Only Function
   var el = window.event.srcElement;
   
   className = el.className;
   if (className == 'rteImage' || className == 'rteImageLowered') {
      el.className = 'rteImageRaised';
   }
}

function normalButton(e) {
   //IE-Only Function
   var el = window.event.srcElement;
   
   className = el.className;
   if (className == 'rteImageRaised' || className == 'rteImageLowered') {
      el.className = 'rteImage';
   }
}

function lowerButton(e) {
   //IE-Only Function
   var el = window.event.srcElement;
   
   className = el.className;
   if (className == 'rteImage' || className == 'rteImageRaised') {
      el.className = 'rteImageLowered';
   }
}