function cascadeCountry(value) {
   if (document.getElementById("srchlookstate_province") != null) {
      http.open('get', 'cascade_search.php?a=country&v=' + value );
      document.getElementById('srchlookstate_province').innerHTML="  "+loadingTag;
      http.onreadystatechange = handleResponse;
      http.send(null);
   }
}

function cascadeState(value,v1) {
   if (document.getElementById("srchlookcounty") != null) {
       http.open('get', 'cascade_search.php?a=state&v=' + value  + '&v1=' + v1);
	document.getElementById('srchlookcounty').innerHTML="  "+loadingTag;

       http.onreadystatechange = handleResponse;
       http.send(null);
   }
}

function cascadeCounty(value,v1,v2) {
   if (document.getElementById("srchlookcity") != null) {
       http.open('get', 'cascade_search.php?a=county&v=' + value
					+ '&v1=' + v1 + '&v2=' + v2);
	document.getElementById('srchlookcity').innerHTML="  "+loadingTag;

       http.onreadystatechange = handleResponse;
       http.send(null);
   }
}

function cascadeCity(value,v1,v2,v3) {
   if (document.getElementById("srchlookzip") != null) {
       http.open('get', 'cascade_search.php?a=city&v=' + value
					+ '&v1=' + v1 + '&v2=' + v2 + '&v3=' + v3);
	document.getElementById('srchlookzip').innerHTML="  "+loadingTag;

       http.onreadystatechange = handleResponse;
       http.send(null);
   }
}