/***********************************************
* Chained Selects script- By Xin Yang (http://www.yxscripts.com/)
* Script featured on/available at http://www.dynamicdrive.com/
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/
// Chained Selects
// Copyright Xin Yang 2004
// Web Site: www.yxScripts.com
// EMail: m_yangxin@hotmail.com
// Last Updated: 2004-08-23
// This script is free as long as the copyright notice remains intact.
// Chained Selects
// Copyright Xin Yang 2004
// Web Site: www.yxScripts.com
// EMail: m_yangxin@hotmail.com
// Last Updated: 2004-08-23
// This script is free as long as the copyright notice remains intact.
var _disable_empty_list = true;
var _hide_empty_list = false;
// ------
if (typeof(disable_empty_list)=="undefined") { disable_empty_list=_disable_empty_list; }
if (typeof(hide_empty_list)=="undefined") { hide_empty_list=_hide_empty_list; }
var cs_goodContent=true, cs_M="M", cs_L="L", cs_curTop=null, cs_curSub=null;
function cs_findOBJ(obj,n) {
for (var i=0; i<obj.length; i++) {
if (obj[i].name==n) { return obj[i]; }
}
return null;
}
function cs_findContent(n) { return cs_findOBJ(cs_content,n); }
function cs_findM(m,n) {
if (m.name==n) { return m; }
var sm=null;
for (var i=0; i<m.items.length; i++) {
if (m.items[i].type==cs_M) {
sm=cs_findM(m.items[i],n);
if (sm!=null) { break; }
}
}
return sm;
}
function cs_findMenu(n) { return (cs_curSub!=null && cs_curSub.name==n)?cs_curSub:cs_findM(cs_curTop,n); }
function cs_contentOBJ(n,obj){ this.name=n; this.menu=obj; this.lists=new Array(); this.cookie=""; }; cs_content=new Array();
function cs_topmenuOBJ(tm) { this.name=tm; this.items=new Array(); this.df=0; this.addM=cs_addM; this.addL=cs_addL; }
function cs_submenuOBJ(dis,link,sub) {
this.name=sub;
this.type=cs_M; this.dis=dis; this.link=link; this.df=0;
var x=cs_findMenu(sub);
this.items=x==null?new Array():x.items;
this.addM=cs_addM; this.addL=cs_addL;
}
function cs_linkOBJ(dis,link) { this.type=cs_L; this.dis=dis; this.link=link; }
function cs_addM(dis,link,sub) { this.items[this.items.length]=new cs_submenuOBJ(dis,link,sub); }
function cs_addL(dis,link) { this.items[this.items.length]=new cs_linkOBJ(dis,link); }
function cs_showMsg(msg) { window.status=msg; }
function cs_badContent(n) { cs_goodContent=false; cs_showMsg("["+n+"] Not Found."); }
function cs_optionOBJ(text,value) { this.text=text; this.value=value; }
function cs_emptyList(list) { for (var i=list.options.length-1; i>=0; i--) { list.options[i]=null; } }
function cs_refreshList(list,opt,df) {
cs_emptyList(list);
for (var i=0; i<opt.length; i++) {
list.options[i]=new Option(opt[i].text, opt[i].value);
}
if (opt.length>0) {
list.selectedIndex=df;
}
}
function cs_getOptions(menu) {
var opt=new Array();
for (var i=0; i<menu.items.length; i++) {
opt[i]=new cs_optionOBJ(menu.items[i].dis, menu.items[i].link);
}
return opt;
}
function cs_updateListGroup(content,idx,sidx,mode) {
var i=0, curItem=null, menu=content.menu;
while (i<idx) {
menu=menu.items[content.lists[i++].selectedIndex];
}
if (menu.items[sidx].type==cs_M && idx<content.lists.length-1) {
var df=cs_getIdx(mode,content.cookie,idx+1,menu.items[sidx].df);
cs_refreshList(content.lists[idx+1], cs_getOptions(menu.items[sidx]), df);
if (content.cookie) {
cs_setCookie(content.cookie+"_"+(idx+1),df);
}
if (idx+1<content.lists.length) {
if (disable_empty_list) {
content.lists[idx+1].disabled=false;
}
if (hide_empty_list) {
content.lists[idx+1].style.display="";
}
cs_updateListGroup(content,idx+1,df,mode);
}
}
else {
for (var s=idx+1; s<content.lists.length; s++) {
cs_emptyList(content.lists[s]);
if (disable_empty_list) {
content.lists[s].disabled=true;
}
if (hide_empty_list) {
content.lists[s].style.display="none";
}
if (content.cookie) {
cs_setCookie(content.cookie+"_"+s,"");
}
}
}
}
function cs_initListGroup(content,mode) {
var df=cs_getIdx(mode,content.cookie,0,content.menu.df);
cs_refreshList(content.lists[0], cs_getOptions(content.menu), df);
if (content.cookie) {
cs_setCookie(content.cookie+"_"+0,df);
}
cs_updateListGroup(content,0,df,mode);
}
function cs_updateList() {
var content=this.content;
for (var i=0; i<content.lists.length; i++) {
if (content.lists[i]==this) {
if (content.cookie) {
cs_setCookie(content.cookie+"_"+i,this.selectedIndex);
}
if (i<content.lists.length-1) {
cs_updateListGroup(content,i,this.selectedIndex,"");
}
}
}
}
function cs_getIdx(mode,name,idx,df) {
if (mode) {
var cs_idx=cs_getCookie(name+"_"+idx);
if (cs_idx!="") {
df=parseInt(cs_idx);
}
}
return df;
}
function _setCookie(name, value) {
document.cookie=name+"="+value+";path=/";
}
function cs_setCookie(name, value) {
setTimeout("_setCookie('"+name+"','"+value+"')",0);
}
function cs_getCookie(name) {
var cookieRE=new RegExp(name+"=([^;]+)");
if (document.cookie.search(cookieRE)!=-1) {
return RegExp.$1;
}
else {
return "";
}
}
// ----
function addListGroup(n,tm) {
if (cs_goodContent) {
cs_curTop=new cs_topmenuOBJ(tm); cs_curSub=null;
var c=cs_findContent(n);
if (c==null) {
cs_content[cs_content.length]=new cs_contentOBJ(n,cs_curTop);
}
else {
delete(c.menu); c.menu=cs_curTop;
}
}
}
function addList(n,dis,link,sub,df) {
if (cs_goodContent) {
cs_curSub=cs_findMenu(n);
if (cs_curSub!=null) {
cs_curSub.addM(dis,link||"",sub);
if (typeof(df)!="undefined") { cs_curSub.df=cs_curSub.items.length-1; }
}
else {
cs_badContent(n);
}
}
}
function addOption(n,dis,link,df) {
if (cs_goodContent) {
cs_curSub=cs_findMenu(n);
if (cs_curSub!=null) {
cs_curSub.addL(dis,link||"");
if (typeof(df)!="undefined") { cs_curSub.df=cs_curSub.items.length-1; }
}
else {
cs_badContent(n);
}
}
}
function initListGroup(n) {
var _content=cs_findContent(n), count=0;
if (_content!=null) {
content=new cs_contentOBJ("cs_"+n,_content.menu);
cs_content[cs_content.length]=content;
for (var i=1; i<initListGroup.arguments.length; i++) {
if (typeof(arguments[i])=="object" && arguments[i].tagName && arguments[i].tagName=="SELECT") {
content.lists[count]=arguments[i];
arguments[i].onchange=cs_updateList;
arguments[i].content=content; arguments[i].idx=count++;
}
else if (typeof(arguments[i])=="string" && /^[a-zA-Z_]\w*$/.test(arguments[i])) {
content.cookie=arguments[i];
}
}
if (content.lists.length>0) {
cs_initListGroup(content,content.cookie);
}
}
}
function resetListGroup(n) {
var content=cs_findContent("cs_"+n);
if (content!=null && content.lists.length>0) {
cs_initListGroup(content,"");
}
}
// Begin tree
addListGroup("property_mail_address", "property_mail_address_state");
// Note that the 1 makes it default
addOption("property_mail_address_state", "All states", "", "", 1); //Empty starter option
addList("property_mail_address_state", "Arizona", "AZ", "Arizona");
addList("property_mail_address_state", "Nevada", "NV", "Nevada", 1);
addOption("Arizona", "All cities", "", "", 1); //Empty starter option
addList("Arizona", "Chandler", "6", "Arizona-Chandler");
addList("Arizona", "Gilbert", "7", "Arizona-Gilbert");
addList("Arizona", "Glendale", "8", "Arizona-Glendale");
addList("Arizona", "Mesa", "9", "Arizona-Mesa");
addList("Arizona", "Paradise Valley", "10", "Arizona-Paradise Valley");
addList("Arizona", "Phoenix", "11", "Arizona-Phoenix");
addList("Arizona", "Phoenix Area", "12", "Arizona-Phoenix Area");
addList("Arizona", "Scottsdale", "13", "Arizona-Scottsdale");
addList("Arizona", "Sweetwater Ranch", "14", "Arizona-Sweetwater Ranch");
addList("Arizona", "Tempe", "15", "Arizona-Tempe");
addList("Arizona", "Waddell", "16", "Arizona-Waddell");
addOption("Nevada", "All cities", "", ""); //Empty starter option
addList("Nevada", "Las Vegas", "1", "Nevada-Las Vegas", 1);
addList("Nevada", "North Las Vegas", "2", "Nevada-North Las Vegas");
addList("Nevada", "Henderson", "3", "Nevada-Henderson");
addOption("Nevada-Las Vegas", "All areas", "", "", 1); //Empty starter option
addOption("Nevada-Las Vegas", "Central Las Vegas", "2");
addOption("Nevada-Las Vegas", "NE Las Vegas", "9");
addOption("Nevada-Las Vegas", "NW Las Vegas", "3");
addOption("Nevada-Las Vegas", "SW Las Vegas", "4");
addOption("Nevada-North Las Vegas", "All areas", "");
addOption("Nevada-Henderson", "All areas", "", ""); //Empty starter option
addOption("Nevada-Henderson", "Henderson", "6");
addOption("Nevada-Henderson", "Green Valley", "5");
addOption("Arizona-Chandler", "All areas", "");
addOption("Arizona-Gilbert", "All areas", "");
addOption("Arizona-Glendale", "All areas", "");
addOption("Arizona-Mesa", "All areas", "");
addOption("Arizona-Paradise Valley", "All areas", "");
addOption("Arizona-Phoenix", "All areas", "");
addOption("Arizona-Phoenix Area", "All areas", "");
addOption("Arizona-Scottsdale", "All areas", "");
addOption("Arizona-Sweetwater Ranch", "All areas", "");
addOption("Arizona-Tempe", "All areas", "");
addOption("Arizona-Waddell", "All areas", "");