// Cross-Browser Rich Text Editor
// http://www.kevinroth.com/rte/demo.htm
// Written by Kevin Roth (kevin@NOSPAMkevinroth.com - remove NOSPAM)

//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 && !isKonqueror) {
		isRichText = true;
	}
	
//	if (!isIE) document.captureEvents(Event.MOUSEOVER | Event.MOUSEOUT | Event.MOUSEDOWN | Event.MOUSEUP);
//	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 + '";</style>');
	
	//for testing standard textarea, uncomment the following line
	//isRichText = false;
}

function writeRichText(rte, html, width, height, buttons, readOnly,showToolTip) {
	if (isRichText) {
		if (allRTEs.length > 0) allRTEs += ";";
		allRTEs += rte;
		writeRTE(rte, html, width, height, buttons, readOnly, showToolTip);
	} else {
		writeDefault(rte, html, width, height, buttons, readOnly);
	}
}

function writeDefault(rte, html, width, height, buttons, readOnly) {
	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 raiseButton(e) {
	if (isIE) {
		var el = window.event.srcElement;
	} else {
		var el= e.target;
	}
	
	className = el.className;
	if (className == 'rteImage' || className == 'rteImageLowered') {
		el.className = 'rteImageRaised';
	}
}

function normalButton(e) {
	if (isIE) {
		var el = window.event.srcElement;
	} else {
		var el= e.target;
	}
	
	className = el.className;
	if (className == 'rteImageRaised' || className == 'rteImageLowered') {
		el.className = 'rteImage';
	}
}

function lowerButton(e) {
	if (isIE) {
		var el = window.event.srcElement;
	} else {
		var el= e.target;
	}
	
	className = el.className;
	if (className == 'rteImage' || className == 'rteImageRaised') {
		el.className = 'rteImageLowered';
	}
}

function writeRTE(rte, html, width, height, buttons, readOnly,showToolTip) {
	if (readOnly) buttons = false;
	
	//adjust minimum table widths
	if (isIE) {
		if (buttons && (width < 700)) width = 600;
		var tablewidth = width;
	} else {
		if (buttons && (width < 700)) width = 600;
		var tablewidth = width + 4;
	}
	
	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 class=dropDownStyle id="formatblock_' + rte + '" onchange="Select(\'' + rte + '\', this.id);">');
		document.writeln('				<option value="">[Style]</option>');
		document.writeln('				<option value="<p>">Paragraph</option>');
		document.writeln('				<option value="<h1>">Heading 1 <h1></option>');
		document.writeln('				<option value="<h2>">Heading 2 <h2></option>');
		document.writeln('				<option value="<h3>">Heading 3 <h3></option>');
		document.writeln('				<option value="<h4>">Heading 4 <h4></option>');
		document.writeln('				<option value="<h5>">Heading 5 <h5></option>');
		document.writeln('				<option value="<h6>">Heading 6 <h6></option>');
		document.writeln('				<option value="<address>">Address <ADDR></option>');
		document.writeln('				<option value="<pre>">Formatted <pre></option>');
		document.writeln('			</select>');
		document.writeln('		</td>');
		document.writeln('		<td>');
		document.writeln('			<select class=dropDownStyle id="fontname_' + rte + '" onchange="Select(\'' + rte + '\', this.id)">');
		document.writeln('				<option value="Font" selected>[Font]</option>');
		document.writeln('				<option value="Arial, Helvetica, sans-serif">Arial</option>');
		document.writeln('				<option value="Courier New, Courier, mono">Courier New</option>');
		document.writeln('				<option value="Times New Roman, Times, serif">Times New Roman</option>');
		document.writeln('				<option value="Verdana, Arial, Helvetica, sans-serif">Verdana</option>');
		document.writeln('			</select>');
		document.writeln('		</td>');
		document.writeln('		<td>');
		document.writeln('			<select class=dropDownStyle unselectable="on" id="fontsize_' + rte + '" onchange="Select(\'' + rte + '\', this.id);">');
		document.writeln('				<option value="Size">[Size]</option>');
		document.writeln('				<option value="1">1</option>');
		document.writeln('				<option value="2">2</option>');
		document.writeln('				<option value="3">3</option>');
		document.writeln('				<option value="4">4</option>');
		document.writeln('				<option value="5">5</option>');
		document.writeln('				<option value="6">6</option>');
		document.writeln('				<option value="7">7</option>');
		document.writeln('			</select>');
		document.writeln('		</td>');
		document.writeln('		<td width="100%">');
		document.writeln('		</td>');
		document.writeln('	</tr>');
		document.writeln('</table>');
		document.writeln('<table class="rteBack" cellpadding="0" cellspacing="0" id="Buttons2_' + rte + '" width="' + tablewidth + '">');
		document.writeln('	<tr>');
		document.writeln('		<td><img class="RichText_Bold" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Bold" title="Bold" onClick="FormatText(\'' + rte + '\', \'bold\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_Italics" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Italic" title="Italic" onClick="FormatText(\'' + rte + '\', \'italic\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_Underline" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Underline" title="Underline" onClick="FormatText(\'' + rte + '\', \'underline\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_divider" src="' + imagesPath + 'trans.gif" width="1" height="20" border="0" alt=""></td>');
		document.writeln('		<td><img class="RichText_LeftAline" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Align Left" title="Align Left" onClick="FormatText(\'' + rte + '\', \'justifyleft\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_CenterAline" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Center" title="Center" onClick="FormatText(\'' + rte + '\', \'justifycenter\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_RightAline" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Align Right" title="Align Right" onClick="FormatText(\'' + rte + '\', \'justifyright\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_Justify" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Justify Full" title="Justify Full" onclick="FormatText(\'' + rte + '\', \'justifyfull\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_divider" src="' + imagesPath + 'trans.gif" width="1" height="20" border="0" alt=""></td>');
		document.writeln('		<td><img class="RichText_Hr" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Horizontal Rule" title="Horizontal Rule" onClick="FormatText(\'' + rte + '\', \'inserthorizontalrule\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_divider" src="' + imagesPath + 'trans.gif" width="1" height="20" border="0" alt=""></td>');
		document.writeln('		<td><img class="RichText_Orderdlst" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Ordered List" title="Ordered List" onClick="FormatText(\'' + rte + '\', \'insertorderedlist\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_UnOrderdlst" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Unordered List" title="Unordered List" onClick="FormatText(\'' + rte + '\', \'insertunorderedlist\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_divider" src="' + imagesPath + 'trans.gif" width="1" height="20" border="0" alt=""></td>');
		document.writeln('		<td><img class="RichText_Outdent" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Outdent" title="Outdent" onClick="FormatText(\'' + rte + '\', \'outdent\', \'\')"></td>');
		document.writeln('		<td><img class="RichText_indent" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Indent" title="Indent" onClick="FormatText(\'' + rte + '\', \'indent\', \'\')"></td>');
		document.writeln('		<td><div id="forecolor_' + rte + '"><img class="RichText_TextColor" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Text Color" title="Text Color" onClick="FormatText(\'' + rte + '\', \'forecolor\', \'\', this)"></div></td>');
		document.writeln('		<td><div id="hilitecolor_' + rte + '"><img class="RichText_BgColor" src="' + imagesPath + 'trans.gif" width="25" height="24" alt="Background Color" title="Background Color" onClick="FormatText(\'' + rte + '\', \'hilitecolor\', \'\', this)"></div></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="FormatText(\'' + rte + '\', \'createlink\')"></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>');
		//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="FormatText(\'' + rte + '\', \'cut\')"></td>');
//		document.writeln('		<td><img class="rteImage" src="' + imagesPath + 'copy.gif" width="25" height="24" alt="Copy" title="Copy" onClick="FormatText(\'' + rte + '\', \'copy\')"></td>');
//		document.writeln('		<td><img class="rteImage" src="' + imagesPath + 'paste.gif" width="25" height="24" alt="Paste" title="Paste" onClick="FormatText(\'' + 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="FormatText(\'' + rte + '\', \'undo\')"></td>');
//		document.writeln('		<td><img class="rteImage" src="' + imagesPath + 'redo.gif" width="25" height="24" alt="Redo" title="Redo" onClick="FormatText(\'' + rte + '\', \'redo\')"></td>');
		document.writeln('		<td width="100%"></td>');
		document.writeln('	</tr>');
		document.writeln('</table>');
    }
    var ifrmHTML = '<iframe id="' + rte + '" style="border:1px solid black;"  name="' + rte + '" width="' + width + 'px" height="' + height + 'px"';
    if (showToolTip && document.all) {
        ifrmHTML += 'onload="SetEventOnIframe(\'' + rte + '\');" onfocus="DisplayToolTipCreateJob(this);"  onchange="HideToolTip()"  onblur="HideToolTip();">';
    }
    else {
        ifrmHTML += '>';
    }
    ifrmHTML += '></iframe>';
    document.writeln(ifrmHTML);
	if (!readOnly) document.writeln('<br /><input type="checkbox" id="chkSrc' + rte + '" onclick="toggleHTMLSrc(\'' + rte + '\');"style="visibility:hidden; display: none;" />');//&nbsp;View Source);
	document.writeln('<iframe width="154" height="104" id="cp' + rte + '" src="' + includesPath + 'palette.htm" marginwidth="0" marginheight="0" scrolling="no" style="visibility:hidden; display: none; position: absolute;"></iframe>');
	document.writeln('<input type="hidden" id="hdn' + rte + '" name="' + rte + '" value="">');
	document.getElementById('hdn' + rte).value = html;
	enableDesignMode(rte, html, readOnly,showToolTip);
}
function SetEventOnIframe(rte) {
    frames[rte].document.onkeyup = new Function('ShowRemainingCharacters("' + rte + '")');
    
//    if (document.all) {
//    } else {
//    document.getElementById(rte).contentDocument.onkeyup = new Function('ShowRemainingCharacters(Event)');
//    }
}
String.prototype.stripHTML = function() {return this.replace(/<.*?>/g,"");}
function ShowRemainingCharacters(rte) {
    // alert('hellooooooooooo');
    var oRTE = document.getElementById(rte);
    var content = "";
    if (document.all) {
        content = frames[rte].document.body.innerHTML;
    } else {
        content = oRTE.contentWindow.document.body.innerHTML;
    }
    content = content.toUpperCase().replace("<P>&NBSP;</P>", "")
    content = content.toUpperCase().replace("<BR>\N", "");
    var remainingChars = 3500 - parseInt(content.length);
    if (remainingChars > -1) {
        msg = "You have " + remainingChars.toString() + " chars remaining to be used";
    }
    else {
        msg = "Maximum limit exceed by " + (remainingChars * -1) + " chars";
    }
    document.getElementById("toolTipBody").innerHTML = "<div id='toolTipPtr' style='float:left;margin-left:-14px; border:0px solid green; width:20px; height:auto; font-family:verdana, arial, tahoma'>&#9668;</div><div id='toolTipContent' style='float:left; font-family:Verdana, Arial, Tahoma, Helvetica, sans-serif; font-size:11px; width:190px;padding-top:3px;padding-bottom:3px;text:align:justify;'>" + msg + "</div>";
    SetPositionTooltipCreateJob(document.getElementById(rte), false);
}
function enableDesignMode(rte, html, readOnly,showToolTip) {
    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 {\n";
		frameHtml += "	background: #FFFFFF;\n";
		frameHtml += "	margin: 0px;\n";
		frameHtml += "	border: 0px;\n";
		frameHtml += "	padding: 0px;\n";
		frameHtml += "}\n";
		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(showToolTip != null && showToolTip == true)
				{
				    oRTE.addEventListener("keyup", function(event) { ShowRemainingCharacters(rte); }, true);
				    oRTE.addEventListener("focus", function(event) { DisplayToolTipCreateJob(document.getElementById(rte)); }, true);
				    oRTE.addEventListener("blur", HideToolTip, true);
				}
				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,descriptionLength,showAlert) 
{
	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;
	    }
	    var status=false;
	    
		if(oHdnMessage.value.length > descriptionLength)
        {

            if (showAlert == null || showAlert == undefined) {
                alert("Please limit Description to " + (parseInt(descriptionLength)) + "  characters.");
            }
            status=false;
        }
        else
        {
		
	        //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 = "";
	        status=true;
	    }

    }
    return status;
}

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) {
		document.getElementById("Buttons1_" + rte).style.visibility = "hidden";
		document.getElementById("Buttons2_" + rte).style.visibility = "hidden";
		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 {
		document.getElementById("Buttons1_" + rte).style.visibility = "visible";
		document.getElementById("Buttons2_" + rte).style.visibility = "visible";
		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 to format text in the text box
function FormatText(rte, command, option, e) {
	var oRTE;
	if (document.all) {
		oRTE = frames[rte];
		
		//get current selected range
		var selection = oRTE.document.selection; 
		if (selection != null) {
			rng = selection.createRange();
		}
	} else {
		oRTE = document.getElementById(rte).contentWindow;
		
		//get currently selected range
		var selection = oRTE.getSelection();
		rng = selection.getRangeAt(selection.rangeCount - 1).cloneRange();
	}
	
	try {
		if ((command == "forecolor") || (command == "hilitecolor")) {
			//save current values
			parent.command = command;
			currentRTE = rte;
			//get windows event:
			
		    if ((typeof event == "undefined")||(!event))
			    event = e;
			
			//get mouse position:
		    var mouseX=event.x||event.pageX;
		    var mouseY=event.y||event.pageY;
    		
		    //get body scroll:/
            var isIE = document.all;
            var scrollX = 0;
            var scrollY = 0;
            if (isIE)
            {
                scrollX = document.documentElement.scrollLeft;
                scrollY = document.documentElement.scrollTop;     
            }
            else
            {
		        scrollX=document.body.scrollLeft; 
		        scrollY=document.body.scrollTop;
		    }
		 
			//position and show color palette
			buttonElement = document.getElementById(command + '_' + rte);
			// Ernst de Moor: Fix the amount of digging parents up, in case the RTE editor itself is displayed in a div.
			document.getElementById('cp' + rte).style.left = (mouseX+scrollX)+"px";//getOffsetLeft(buttonElement, 4) + "px";
			document.getElementById('cp' + rte).style.top = (mouseY+scrollY)+"px";//(getOffsetTop(buttonElement, 4) + buttonElement.offsetHeight + 4) + "px";
			if (document.getElementById('cp' + rte).style.visibility == "hidden") {
				document.getElementById('cp' + rte).style.visibility = "visible";
				document.getElementById('cp' + rte).style.display = "inline";
			} else {
				document.getElementById('cp' + rte).style.visibility = "hidden";
				document.getElementById('cp' + rte).style.display = "none";
			}
		} else if (command == "createlink") {
			var szURL = prompt("Enter a URL:", "");
			try {
				//ignore error for blank urls
				oRTE.document.execCommand("Unlink", false, null);
				oRTE.document.execCommand("CreateLink", false, szURL);
			} catch (e) {
				//do nothing
			}
		} else {
			oRTE.focus();
		  	oRTE.document.execCommand(command, false, option);
			oRTE.focus();
		}
	} catch (e) {
		alert(e);
	}
}

//Function to set color
function setColor(color, hdnStatus) {
    if (hdnStatus == true) {
        var rte = currentRTE;
        var oRTE;
        if (document.all) {
            oRTE = frames[rte];
        } else {
            oRTE = document.getElementById(rte).contentWindow;
        }

        var parentCommand = parent.command;
        if (document.all) {
            //retrieve selected range
            var sel = oRTE.document.selection;
            if (parentCommand == "hilitecolor") parentCommand = "backcolor";
            if (sel != null) {
                var newRng = sel.createRange();
                newRng = rng;
                newRng.select();
            }
        }
        oRTE.focus();
        oRTE.document.execCommand(parentCommand, false, color);
        oRTE.focus();
        document.getElementById('cp' + rte).style.visibility = "hidden";
        document.getElementById('cp' + rte).style.display = "none";
    }
}

//Function to add image
function AddImage(rte) {
	var oRTE;
	if (document.all) {
		oRTE = frames[rte];
		
		//get current selected range
		var selection = oRTE.document.selection; 
		if (selection != null) {
			rng = selection.createRange();
		}
	} else {
		oRTE = document.getElementById(rte).contentWindow;
		
		//get currently selected range
		var selection = oRTE.getSelection();
		rng = selection.getRangeAt(selection.rangeCount - 1).cloneRange();
	}
	
	imagePath = prompt('Enter Image URL:', 'http://');				
	if ((imagePath != null) && (imagePath != "")) {
		oRTE.focus();
		oRTE.document.execCommand('InsertImage', false, imagePath);
		oRTE.focus();
	}
}

//function to perform spell check
function checkspell() {
	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);
		}
	}
}

// Ernst de Moor: Fix the amount of digging parents up, in case the RTE editor itself is displayed in a div.
function getOffsetTop(elm, parents_up) {
	var mOffsetTop = elm.offsetTop;
	var mOffsetParent = elm.offsetParent;
	
	if(!parents_up) {
		parents_up = 10000; // arbitrary big number
	}
	while(parents_up>0 && mOffsetParent) {
		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.
function getOffsetLeft(elm, parents_up) {
	var mOffsetLeft = elm.offsetLeft;
	var mOffsetParent = elm.offsetParent;
	
	if(!parents_up) {
		parents_up = 10000; // arbitrary big number
	}
	while(parents_up>0 && mOffsetParent) {
		mOffsetLeft += mOffsetParent.offsetLeft;
		mOffsetParent = mOffsetParent.offsetParent;
		parents_up--;
	}
	
	return mOffsetLeft;
}

function Select(rte, selectname)
{
	var oRTE;
	if (document.all) {
		oRTE = frames[rte];
		
		//get current selected range
		var selection = oRTE.document.selection; 
		if (selection != null) {
			rng = selection.createRange();
		}
	} else {
		oRTE = document.getElementById(rte).contentWindow;
		
		//get currently selected range
		var selection = oRTE.getSelection();
		rng = selection.getRangeAt(selection.rangeCount - 1).cloneRange();
	}
	
	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, '');
		oRTE.focus();
		oRTE.document.execCommand(cmd, false, selected);
		oRTE.focus();
		//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) {
			FormatText(rte, cmd, true);
			//evt.target.ownerDocument.execCommand(cmd, false, true);
			// stop the event bubble
			evt.preventDefault();
			evt.stopPropagation();
		}
 	}
}

function docChanged (evt) {
	alert('changed');
}

function stripHTML(oldString) {
	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
}