( function( $ ) {
 
    // plugin definition
    $.fn.overlabel = function( options ) {
 
        // build main options before element iteration
        var opts = $.extend( {}, $.fn.overlabel.defaults, options );

        var selection = this.filter( 'label[for]' ).map( function() {
 
            var label = $( this );
            var id = label.attr( 'for' );
            var field = document.getElementById( id );
 
            if ( !field ) return;
 
            // build element specific options
            var o = $.meta ? $.extend( {}, opts, label.data() ) : opts;
 
            label.addClass( o.label_class );
 
            var hide_label = function() { label.css( o.hide_css ) };
            var show_label = function() { this.value || label.css( o.show_css ) };
 
            $( field )
                 .parent().addClass( o.wrapper_class ).end()
                 .focus( hide_label ).blur( show_label ).each( hide_label ).each( show_label );
 
            return this;
 
        } );
 
        return opts.filter ? selection : selection.end();
    };
 
    // publicly accessible defaults
    $.fn.overlabel.defaults = {
 
        label_class:   'overlabel-apply',
        wrapper_class: 'overlabel-wrapper',
        hide_css:      { 'text-indent': '-10000px' },
        show_css:      { 'text-indent': '0px', 'cursor': 'text' },
        filter:        false
 
    };
 
} )( jQuery );


$(document).ready(function(){

      $("label.overlabel").overlabel();

      /*      $("#stuSearchInputField").focus(function () {
            $(this).attr("value", "Search");
         });
      */
      $("#stuSearchInputField").bind("keypress", function(e) {
            if (e.keyCode == 13) return false;
         });

            var options = {
      script: "index.php?page=ajax.getStudenti&",
      varname: "query",
      json: true,
      maxentries: 5,
      timeout: 2500,
      minchars: 3,
      delay: 100,
      callback: function (obj) {
            document.getElementById('idStuToGo').value = obj.id;
            document.forms['searchStuAjax'].submit();
         },
      cache: true,
      noresults: "Keine Sch&uuml;ler gefunden<br/>Nessuno studente trovato"
      };
      var as = new bsn.AutoSuggest('stuSearchInputField', options);
      
      

      
   });