function file(fichier)
{
  if(window.XMLHttpRequest) // FIREFOX
  	xhr_object = new XMLHttpRequest();
  else if(window.ActiveXObject) // IE
  	xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
  else
  	return(false);
  
  xhr_object.open("GET", fichier, false);
  xhr_object.send(null);
  
	if(xhr_object.readyState == 4)
		return(xhr_object.responseText);
  else
		return(false);
}

function ajax(VALUE, NBCHAR, BOX)
{
	if (VALUE.length >= NBCHAR)
	{
		if ((texte = file('http://www.agglo-plainecentrale94.fr/include/ajax/'+BOX+'.php?q='+escape(VALUE))) && (texte != ''))
		{
			document.getElementById('ajaxBox_'+BOX).style.display = 'block';
			document.getElementById('ajaxBox_'+BOX).innerHTML = texte;
		}
		else
		{
			document.getElementById('ajaxBox_'+BOX).style.display = 'none';
		}
	}
	else
	{
		document.getElementById('ajaxBox_'+BOX).style.display = 'none';
	}
}

function ajaxDelay_recherche()
{
	ajax(document.getElementById('ajaxField_recherche').value, 3, 'recherche');
}

function ajaxDelay_encombrants()
{
	ajax(document.getElementById('ajaxField_encombrants').value, 3, 'encombrants');
}

function ajaxDelay_collectes()
{
	ajax(document.getElementById('ajaxField_collectes').value, 3, 'collectes');
}