Setting definition query of layer based upon date field using jQuery date-picker UI

set-date-filter.js

// apply date filter to layer
function setFilter() {
    // beginning date for reviewed plans (from jQuery date-picker)
    var from = $('#fromDate').val();     
    // ending date for reviewed plans (from jQuery date-picker)
    var to = $('#toDate').val();
    // where clause for definition query
    var where_clause = '"DATE" >= date ' + "'" + from + "'" + ' AND "DATE" <= date' + " '" + to + "'";  
    // apply filter
    planSubmissions.setWhere(where_clause);    
    // future enhancements
       // get count of features
       // if no features exist, add message
       // call clearFilter()
    // hide filter panel widget
    $('#panelFilter').collapse("hide");
}

// clear filter on layer and show all features
function clearFilter() {
    planSubmissions.setWhere("");
    $('#panelFilter').collapse("hide");
}