var bName = navigator.appName;
	var bVer = parseFloat(navigator.appVersion);
	var bMac = navigator.appVersion.indexOf("Macintosh");
	var bWin = navigator.appVersion.indexOf("Win");
		
	var version = "none";
	if (bName == "Netscape"
		&& bVer >= 3) version = "n3";
	if (bName == "Microsoft Internet Explorer"
		&& bVer >= 3.01
		&& bMac != -1) version = "ie3m";
	if (bName == "Microsoft Internet Explorer"
		&& bVer >= 4) version = "ie4";

	var mouseoverON = (version == "n3"
		|| version == "ie3m"
		|| version == "ie4") ? true : false;
        
	
	if (mouseoverON) 
    { if (document.images) 
        {
        image1on = new Image
        image1off = new Image
        image2on = new Image
        image2off = new Image
        image3on = new Image
        image3off = new Image
        image4on = new Image
        image4off = new Image
        image5on = new Image
        image5off = new Image
        image6on = new Image
        image6off = new Image
        image7on = new Image
        image7off = new Image

        image1on.src = "homeover.gif"
        image1off.src = "home.gif"
        image2on.src = "parentsover.gif"
        image2off.src = "parents.gif"
        image3on.src = "questionsover.gif"
        image3off.src = "questions.gif"
        image4on.src = "therapyover.gif"
        image4off.src = "therapy.gif"
        image5on.src = "testsover.gif"
        image5off.src = "tests.gif"
        image6on.src = "dietover.gif"
        image6off.src = "diet.gif"
        image7on.src = "contactover.gif"
        image7off.src = "contact.gif"
    }   }
    else  
    {
    image1on  = ""
    image1off = "" 
    image2on  = ""
    image2off = "" 
    image3on  = ""
    image3off = "" 
    image4on  = ""
    image4off = "" 
    image5on  = ""
    image5off = ""
    image6on  = ""
    image6off = ""  
    image7on  = ""
    image7off = "" 
    }


function mIN(imgSrc, imgName) 
    { if (mouseoverON) 
        {   imgON = eval(imgName + ".src");			
		    document.images[imgSrc].src = imgON;
	}	}
function mOUT(imgSrc, imgName) 
    { if (mouseoverON) 
        {   imgOFF = eval(imgName + ".src");			
			document.images[imgSrc].src = imgOFF;
	}   }