//------------------------------------------------------------
 // Set up basic form field clearing functions.
 // Be sure to use onfocus="clearText(this)" and
 // onblur="clearText(this)" on your inputs for it to work.
 //------------------------------------------------------------

 function clearText(field) {
 if (field.defaultValue == field.value) field.value = '';
 else if (field.value == '') field.value = field.defaultValue;
 }