// JavaScript Document

var xmlHttp

function selectPeriodo(str)
{ 
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null){
	  alert ("Your browser does not support AJAX!");
	  return;
	}   
	var url="/CRM/CONTACTOS/JS/getPeriodo.asp"; 
	url=url+"?id="+str;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

function stateChanged() 
{ 
	if (xmlHttp.readyState==4)
	{ 
		var long = xmlHttp.responseText.length;
		var str = xmlHttp.responseText.substring(0,long-1);
		var arrstr = str.split("X");
		var se = document.getElementById("ID_PERIODO")
		var subarrstr
		for (var j = 0; j < se.options.length ; j++)
		{
			se.options[j] = null
		}
		for (var i = 0; i < arrstr.length ; i++){
			subarrstr=arrstr[i].split("W")
			se.options[i] = new Option(subarrstr[1], subarrstr[0])
		}
	}
}

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;
}