richtext.js

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	} else {
		oRTE = document.getElementById(rte).contentWindow.document;
	}

	if (document.getElementById("chkSrc" + rte).checked) {
                document.info.style.disabled = true;
                document.info.font.disabled = true;
                document.info.size.disabled = true;
                document.onmouseover = disabledButton;
                document.onmousedown = disabledButton;
                document.onmouseup = disabledButton;
                document.onmouseout = disabledButton;
                document.bold.src='../images/bold_d.gif';
                document.italic.src='../images/italic_d.gif';
                document.underline.src='../images/underline_d.gif';
                document.left_just.src='../images/left_just_d.gif';
                document.centre.src='../images/centre_d.gif';
                document.right_just.src='../images/right_just_d.gif';
                document.justifyfull.src='../images/justifyfull_d.gif';
                document.hr.src='../images/hr_d.gif';
                document.numbered_list.src='../images/numbered_list_d.gif';
                document.list.src='../images/list_d.gif';
                document.outdent.src='../images/outdent_d.gif';
                document.indent.src='../images/indent_d.gif';
                document.textcolor.src='../images/textcolor_d.gif';
                document.bgcolor.src='../images/bgcolor_d.gif';
                document.hyperlink.src='../images/hyperlink_d.gif';
                document.image.src='../images/image_d.gif';
                document.smilie.src='../images/smilie_d.gif';
                document.eraser.src='../images/eraser_d.gif';
		oRTE.body.style.fontFamily = '"Courier New", courier, arial, tahoma';
		oRTE.body.style.fontSize = '9pt';
		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.info.style.disabled = false;
                document.info.font.disabled = false;
                document.info.size.disabled = false;
		document.onmouseover = raiseButton;
		document.onmouseout  = normalButton;
		document.onmousedown = lowerButton;
		document.onmouseup   = raiseButton;
                document.bold.src='../images/bold.gif';
                document.italic.src='../images/italic.gif';
                document.underline.src='../images/underline.gif';
                document.left_just.src='../images/left_just.gif';
                document.centre.src='../images/centre.gif';
                document.right_just.src='../images/right_just.gif';
                document.justifyfull.src='../images/justifyfull.gif';
                document.hr.src='../images/hr.gif';
                document.numbered_list.src='../images/numbered_list.gif';
                document.list.src='../images/list.gif';
                document.outdent.src='../images/outdent.gif';
                document.indent.src='../images/indent.gif';
                document.textcolor.src='../images/textcolor.gif';
                document.bgcolor.src='../images/bgcolor.gif';
                document.hyperlink.src='../images/hyperlink.gif';
                document.image.src='../images/image.gif';
                document.smilie.src='../images/smilie.gif';
                document.eraser.src='../images/eraser.gif';
		oRTE.body.style.fontFamily = 'Times, "Times New Roman", serif;';
		oRTE.body.style.fontSize = '12pt';
		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();
			if(oRTE.body.innerHTML == "") { FormatText(rte, "fontname", "Times New Roman"); }
		}
	}
}

//Function to format text in the text box
function FormatText(rte, command, option) {
	var oRTE;
        if (document.info.htmlsource.checked == false) {
	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;
			
			//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 = getOffsetLeft(buttonElement, 4) + "px";
			document.getElementById('cp' + rte).style.top = (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 web address (URL):", "http://");
			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) {
	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.info.htmlsource.checked == false) {
	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();
	}
	}
}


// 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 to clear formatting of selected text
function clearFormatting(rte) {
var oRTE;
if (document.all) {
oRTE = frames[rte];
} else {
oRTE = document.getElementById(rte).contentWindow;
}


oRTE.focus();
oRTE.document.execCommand("RemoveFormat");
oRTE.focus();
}










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
}