var decreaseButtonId = 'decreasefont';
                var increaseButtonId = 'increasefont';
                
                var currentFontSize;
                var maxFontSize = 14;
                var minFontSize = 10;

                // Decrease the font size
                function __TextSizeAdjuster_Decrease()
                {
                    currentFontSize = __TextSizeAdjuster_GetCurrentFontSize();
                    
                    if (currentFontSize > minFontSize)
                    {
                        currentFontSize -= 2;
                        document.body.style.fontSize = currentFontSize.toString() + 'pt';

                        // Disable the decrease button
                        if (currentFontSize == minFontSize)
                        {
                            document.getElementById(decreaseButtonId).src = 'http://www.arizonacaregiver.com/images/IconMinusDisabled.gif';                            
                        }

                        if (currentFontSize < maxFontSize)
                        {
                            document.getElementById(increaseButtonId).src = 'http://www.arizonacaregiver.com/images/IconPlus.gif';
                        }
                    }
                }

                // Increase the font size
                function __TextSizeAdjuster_Increase()
                {
                    currentFontSize = __TextSizeAdjuster_GetCurrentFontSize();

                    if (currentFontSize < maxFontSize)
                    {
                        currentFontSize += 2;
                        document.body.style.fontSize = currentFontSize.toString() + 'pt';
                        
                        // Disable the increase button
                        if (currentFontSize == maxFontSize)
                        {
                            document.getElementById(increaseButtonId).src = 'http://www.arizonacaregiver.com/images/IconPlusDisabled.gif';
                        }

                        if (currentFontSize > minFontSize)
                        {
                            document.getElementById(decreaseButtonId).src = 'http://www.arizonacaregiver.com/images/IconMinus.gif';
                        } 
                    }
                }

                // Get the page's current font size
                function __TextSizeAdjuster_GetCurrentFontSize()
                {
                    if (document.body.style.fontSize == '')
                    {
                        return (10 * 1);
                    }

                    else
                    {
                        _fontSize = document.body.style.fontSize;
                        _fontSize = _fontSize.substring(0, _fontSize.lastIndexOf('pt'));
                        
                        return (_fontSize * 1);
                    }
                }