//<![CDATA[

/************************************************************************************************************
Ajax chained select
Copyright (C) 2006  DTHMLGoodies.com, Alf Magne Kalleland

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

Dhtmlgoodies.com., hereby disclaims all copyright interest in this script
written by Alf Magne Kalleland.

Alf Magne Kalleland, 2006
Owner of DHTMLgoodies.com


************************************************************************************************************/	
var ajax = new Array();

function getAjaxDropDown(sel,prog,qry,list) {
 var sel_source = sel.options[sel.selectedIndex].value;
 document.getElementById(list).options.length = 0;	// Empty city select box
 if(sel_source.length > 0) {
  var index = ajax.length;
  ajax[index] = new sack();
  ajax[index].requestFile = prog + '?' + qry + '=' + sel_source;	// Specifying which file to get
  ajax[index].onCompletion = function(){ createList(index,list) };	// Specify function that will be executed after file has been found
  ajax[index].runAJAX();		                                    // Execute AJAX function
 }
}

function createList(index,list) {
 var obj = document.getElementById(list);
 eval(ajax[index].response);	// Executing the response from Ajax as Javascript code	
}

//]]>