var xmlHttp

function change_categorie(str,form)
{ 
	var i;
	var loc = document.getElementById("src_cat");
	if (loc != null)	
	 for (i = form.src_cat.options.length; i > 0; i--)
		 form.src_cat.options[i] = null;

	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	 {
	 alert ("Browser does not support HTTP Request")
	 return
	 }

var url="modules/mod_case/get_subcategorii.php"	 
	url=url+"?parent="+str
	url=url+"&sid="+Math.random()
	xmlHttp.onreadystatechange = catChanged
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
}


function change_oras(str,form)
{ 
	var i;
	var loc = document.getElementById("ap_localitate");
	if (loc != null)	
	 for (i = form.ap_localitate.options.length; i > 0; i--)
		 form.ap_localitate.options[i] = null;
	var zona = document.getElementById("ap_zona");
	if (zona != null)	
	 for (i = form.ap_zona.options.length; i > 0; i--)
		 form.ap_zona.options[i] = null;

	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	 {
	 alert ("Browser does not support HTTP Request")
	 return
	 }

var url="modules/mod_case/get_ap_loc.php"	 
	url=url+"?q="+str
	url=url+"&sid="+Math.random()
	xmlHttp.onreadystatechange = stateChanged
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
}

//

function change_localitate(str,form)
{ 
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	 {
	 alert ("Browser does not support HTTP Request")
	 return
	 }
var url="modules/mod_case/get_ap_zone.php"	 
	url=url+"?q="+str
	url=url+"&sid="+Math.random()
	xmlHttp.onreadystatechange=stateChanged_loc
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
}
//

function catChanged() 
{ 
 if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
  { 
	document.getElementById("div_subcategorii").innerHTML=xmlHttp.responseText
 } 
}
//
function stateChanged() 
{ 
 if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
  { 
	document.getElementById("ap_localitati").innerHTML=xmlHttp.responseText
 } 
}
//
function stateChanged_loc() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	 { 
	 document.getElementById("ap_zone").innerHTML=xmlHttp.responseText 
	 } 
}
//

function GetXmlHttpObject()
{
var xmlHttp=null;
try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp=new XMLHttpRequest();
 }
catch (e)
 {
 //Internet Explorer
 try
  {
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)
  {
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp;
}