// specify the name of your form
var thisForm = "MySearchForm";

// load field names and default values into list
var defaultVals = new Array();
defaultVals[0] = new Array("name_ff", "Name:");
defaultVals[1] = new Array("employer_ff", "Employer:");
defaultVals[2] = new Array("city_ff", "City:");
defaultVals[3] = new Array("email_ff", "Email:");
defaultVals[4] = new Array("verif_box", "Type Image:");

// populate fields with default values on page load
function MPLoadDefaults() {
with (document.forms[thisForm]) {
for (var n=0; n<defaultVals.length; n++) {
var thisField = defaultVals[n][0];
var thisDefault = defaultVals[n][1];
if (elements[thisField].value == '')
elements[thisField].value = thisDefault;
}}}

// clear default value from field when selected
function MPClearField(field) {
var fieldName = field.name;
for (var n=0; n<defaultVals.length; n++) {
var thisField = defaultVals[n][0];
var thisDefault = defaultVals[n][1];
if (thisField == fieldName) {
if (field.value == thisDefault) field.value = '';
break;
}}}

// clear all defaults when form is submitted
function MPClearAll() {
with (document.forms[thisForm]) {
for (var n=0; n<defaultVals.length; n++) {
var thisField = defaultVals[n][0];
var thisDefault = defaultVals[n][1];
if (elements[thisField].value == thisDefault)
elements[thisField].value = '';
}}}