// JavaScript Document

function obligatory_project(id,lang)
{
  var check = 'projects_obligatory_'+id;
  var obligatory;  
  if (document.getElementById(check).checked)
  {
    obligatory = 1;
  }
  else obligatory = 0;    
    
  var url = "ajax/project_obligatory_ajax.php?id="+id+"&obligatory="+obligatory+"&lang="+lang;
  sendRequest_obligatory(url);
}

function stateChanged_obligatory() 
{ 
  if (xmlHttp.readyState==4)
  { 
    document.getElementById('active_change').innerHTML=xmlHttp.responseText;
  }
}

function sendRequest_obligatory(url)
{
	xmlHttp = createXMLHttpRequest();

	if (xmlHttp)
	{
	  xmlHttp.onreadystatechange=stateChanged_obligatory;
		xmlHttp.open("GET", url, true);
		xmlHttp.send("");
		//return xmlhttp.responseText;
	}
}