
<!--//
/* *******************************************************
Application: Web Wiz Rich Text Editor
Author: Bruce Corkhill
Info: http://www.richtexteditor.org
Available FREE: http://www.richtexteditor.org
Copyright: Bruce Corkhill ©2002-2005. All rights reserved
******************************************************* */
//-->

var colour;
var htmlOn;


//Function to format text in the text box
function FormatText(command, option) {

	var editor = document.getElementById('message');

	//Show iframes
	if ((command == 'forecolor') || (command == 'backcolor') || (command == 'hilitecolor') || (command == 'fontname') || (command == 'formatblock') || (command == 'fontsize')) {
		parent.command = command;
		buttonElement = document.getElementById(command);
		switch (command){
			case 'fontname':
				iframeWin = 'fontSelect';
				break;
			case 'formatblock':
				iframeWin = 'formatFont';
				break;
			case 'fontsize':
				iframeWin = 'textSize';
				break;
			default:
				iframeWin = 'colourPalette';
		}
		editor.contentWindow.focus()
		document.getElementById(iframeWin).style.left = getOffsetLeft(buttonElement) + 'px';
		document.getElementById(iframeWin).style.top = (getOffsetTop(buttonElement) + buttonElement.offsetHeight) + 'px';
		
		if (document.getElementById(iframeWin).style.visibility=='visible'){
			hideIframes();
		}else{
			hideIframes();
			document.getElementById(iframeWin).style.visibility='visible';
		}

		var selectedRange = editor.contentWindow.document.selection;
		if (selectedRange != null) {
			range = selectedRange.createRange();
		}
	}
	else{
	  	editor.contentWindow.focus();
	  	editor.contentWindow.document.execCommand(command, false, option);
	}
	editor.contentWindow.focus();
}


//Function to initialise
function initialiseCommand(selection){
	var editor = document.getElementById('message')

	editor.contentWindow.document.execCommand(parent.command, false, selection);
	editor.contentWindow.focus();
	hideIframes();
}


//Function to switch to HTML view
function HTMLview() {
	var editor = document.getElementById('message');
	
	//WYSIWYG view
	if (htmlOn == true){
		var html = editor.contentWindow.document.body.ownerDocument.createRange();
		html.selectNodeContents(editor.contentWindow.document.body);
		editor.contentWindow.document.body.innerHTML = html.toString();
		document.getElementById('ToolBar1').style.visibility='visible';
		document.getElementById('ToolBar2').style.visibility='visible';
		htmlOn = false;

	//HTML view
	}else{
		var html = document.createTextNode(editor.contentWindow.document.body.innerHTML);
    		editor.contentWindow.document.body.innerHTML = '';
    		editor.contentWindow.document.body.appendChild(html);
    		document.getElementById('ToolBar1').style.visibility='hidden';
    		document.getElementById('ToolBar2').style.visibility='hidden';
    		htmlOn = true;
    	}
	editor.contentWindow.focus();
}

//Function to print editor content
function printEditor() {
	document.getElementById('message').contentWindow.document.execCommand('Print');
}


//Iframe top offset
function getOffsetTop(elm) {
	var mOffsetTop = elm.offsetTop;
	var mOffsetParent = elm.offsetParent;
	while(mOffsetParent){
		mOffsetTop += mOffsetParent.offsetTop;
		mOffsetParent = mOffsetParent.offsetParent;
	}
	return mOffsetTop;
}

//Iframe left offset
function getOffsetLeft(elm){
	var mOffsetLeft = elm.offsetLeft;
	var mOffsetParent = elm.offsetParent;
	while(mOffsetParent){
		mOffsetLeft += mOffsetParent.offsetLeft;
		mOffsetParent = mOffsetParent.offsetParent;
	}
	return mOffsetLeft;
}

//Function to hide iframes
function hideIframes() {
	document.getElementById('colourPalette').style.visibility='hidden';
	document.getElementById('formatFont').style.visibility='hidden';
	document.getElementById('fontSelect').style.visibility='hidden';
	document.getElementById('textSize').style.visibility='hidden';
}

//Function to perform spell check
function checkspell(){	
}