if (document.images)
   {
     pic1on= new Image(64,41);
     pic1on.src="images/services1.gif";  

     pic2on=new Image(71,41);
     pic2on.src="images/bookings1.gif";

     pic3on= new Image(142,41);
     pic3on.src="images/payment1.gif";

     pic4on= new Image(58,41);
     pic4on.src="images/contact1.gif";

     pic5on= new Image(33,41);
     pic5on.src="images/blog1.gif";

     pic6on= new Image(19,10);
     pic6on.src="images/email1.gif";

     pic1off= new Image(64,41);
     pic1off.src="images/services0.gif";

     pic2off=new Image(71,41);
     pic2off.src="images/bookings0.gif";

     pic3off= new Image(142,41);
     pic3off.src="images/payment0.gif";

     pic4off=new Image(58,41);
     pic4off.src="images/contact0.gif";

     pic5off=new Image(33,41);
     pic5off.src="images/blog0.gif";

     pic6off= new Image(19,10);
     pic6off.src="images/email0.gif";

   }

function lightup(imgName)
 {
   if (document.images)
    {
      imgOn=eval(imgName + "on.src");
      document[imgName].src= imgOn;
    }
 }

function turnoff(imgName)
 {
   if (document.images)
    {
      imgOff=eval(imgName + "off.src");
      document[imgName].src= imgOff;
    }
 }

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