// Purpose : Change selected index of listbox to supplied value

    function changeSelected (formName, formItem, formValue) {
	  if (formValue != "") {
		  for (var i = 0; i < document[formName][formItem].options.length; i++) {
			if (document[formName][formItem].options[i].value == formValue) {
				document[formName][formItem].options[i].selected = true
			}
		  }
	   }
    }