if (document.images) {

        topnav1on = new Image();
        topnav1on.src = "http://www.thoughtfullaw.com/images/nav-home-on.gif"; 
        topnav1off = new Image();
        topnav1off.src = "http://www.thoughtfullaw.com/images/nav-home-off.gif";
        topnav2on = new Image();
        topnav2on.src = "http://www.thoughtfullaw.com/images/nav-bio-on.gif"; 
        topnav2off = new Image();
        topnav2off.src = "http://www.thoughtfullaw.com/images/nav-bio-off.gif";
        topnav3on = new Image();
        topnav3on.src = "http://www.thoughtfullaw.com/images/nav-contact-on.gif"; 
        topnav3off = new Image();
        topnav3off.src = "http://www.thoughtfullaw.com/images/nav-contact-off.gif";
        topnav4on = new Image();
        topnav4on.src = "http://www.thoughtfullaw.com/images/nav-services-on.gif"; 
        topnav4off = new Image();
        topnav4off.src = "http://www.thoughtfullaw.com/images/nav-services-off.gif";
        topnav5on = new Image();
        topnav5on.src = "http://www.thoughtfullaw.com/images/nav-speaking-on.gif"; 
        topnav5off = new Image();
        topnav5off.src = "http://www.thoughtfullaw.com/images/nav-speaking-off.gif";

}
function changeImages(){
        if(document.images){
                for (var i=0; i<changeImages.arguments.length; i+=2) {
                        document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
                }
        }
}




function clearText(el) {
if (el.defaultValue==el.value) el.value = ""
}