function isNumeric(co) {
  var RegExp = /^(-)?(\d*)(\.?)(\d*)$/;
  var res = co.toString().match(RegExp);
  return res;
}

function validEmail(m){
  var ret = true;
  if (m == ""){return false;}
  var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
  if (!filter.test(m)){ret = false;}
  return ret;
}

function trim(str){
  if (!str){return "";}
  if (str == ""){return "";}
  return str.replace(/^\s+|\s+$/g,"");
}

function getAjax(){
  if (window.XMLHttpRequest){return new XMLHttpRequest();}else if(window.ActiveXObject){return new ActiveXObject("Microsoft.XMLHTTP");}
  return null;
}

function showModalWindow(ako){
  var el = document.getElementById('modalwin');
  if (!el){return;}
  if (ako==1){el.style.visibility = 'visible';}else{el.style.visibility = 'hidden';}
}

var aLoader = getAjax();
var lastSrc = 0;

function getCountyList(src){
  lastSrc = src;
  var str = "rbstate";
  if (src == 1){str = "searchstate";}
  var el = document.getElementById(str);
  if (!el){return;}
  var state = trim(el.value);
  if (aLoader.readyState == 4 || aLoader.readyState == 0){
    showModalWindow(1);
    url = "http://www.localduiattorney.com/jscript/getcounty.php?state=" + escape(state);
    aLoader.open('GET', url, true);
    aLoader.onreadystatechange = getCountyListOK;
    aLoader.send(null);
  }
}


function getCountyListOK(){
  if (aLoader.readyState == 4){
    showModalWindow(0);
    var str = "rbcounty";
    if (lastSrc == 1){str = "searchcounty";}
    var el = document.getElementById(str);
    if (!el){return;}
    if (aLoader.responseText == ""){return;}
    try{
      var navrat = eval('(' + aLoader.responseText + ')');
      var kus;
      el.options.length=0;
      for(var i=0;i<navrat.length;i++) {
        kus = navrat[i].toString();
        var opt = new Option(kus,kus);
        el.options[i] = opt;
      }
      
    }catch(err){alert(err);}
  }
}

function doSearch(){
  var el = document.getElementById("searchstate");
  if (!el){return;}
  var state = trim(el.value.toString());
  if (state == ""){alert("Choose Your State");return;}
  el = document.getElementById("searchcounty");
  if (!el){return;}
  var county = trim(el.value.toString());
  if (county == ""){alert("Choose Your County");return;}
  if (aLoader.readyState == 4 || aLoader.readyState == 0){
    showModalWindow(1);
    url = "http://www.localduiattorney.com/jscript/getcounty.php?action=geturl&state=" + escape(state) + "&county=" + escape(county);
    aLoader.open('GET', url, true);
    aLoader.onreadystatechange = doSearchOK;
    aLoader.send(null);
  }
}

function doSearchOK(){
  if (aLoader.readyState == 4){
    showModalWindow(0);
    var str = aLoader.responseText;
    if (str == ""){return;}
    if (str.substr(0,4) != "http"){alert(str);return;}
    window.location = str;
  }
}

function submitHelpForm(){
   if (trim(document.forms.frmgethelp.frmfname.value) == ""){alert("Missing value: First Name");return;}
   if (trim(document.forms.frmgethelp.frmlname.value) == ""){alert("Missing value: Last Name");return;}
   if (trim(document.forms.frmgethelp.frmphone.value) == ""){alert("Missing value: Phone");return;}
   if (trim(document.forms.frmgethelp.frmemail.value) == ""){alert("Missing value: Email address");return;}
   if (trim(document.forms.frmgethelp.frmwhy.value) == ""){alert("Missing value: Why You Were Stopped");return;}
   if (trim(document.forms.frmgethelp.frmdate.value) == ""){alert("Missing value: Date of Arrested");return;}
   if (trim(document.forms.frmgethelp.frmcity.value) == ""){alert("Missing value: City/Town");return;}
   if (trim(document.forms.frmgethelp.frmzip.value) == ""){alert("Missing value: ZIP Code");return;}
   var el = document.getElementById("rbstate");
   if (!el){return;}
   var state = trim(el.value.toString());
   if (state == ""){alert("Choose Your State");return;}
   var url = "http://www.localduiattorney.com/" + el.options[el.selectedIndex].text + '/';
   el = document.getElementById("rbcounty");
   if (!el){return;}
   var county = trim(el.value.toString());
   if (county == ""){alert("Choose Your County");return;}
   url += county + "/gethelp.php";
   document.forms.frmgethelp.action = url;
   document.forms.frmgethelp.submit();
}