var HELP_PATH = '/glb/client/mediaquest/aide/';

function show_help(name, caption) {
	var xhr;
	try {  
		xhr = new XMLHttpRequest();
	} catch (e) {
        try {   
			xhr = new ActiveXObject('Msxml2.XMLHTTP');
		} catch (e2) {
          	try {  
				xhr = ActiveXObject('Microsoft.XMLHTTP');    
			} catch (e3) {
				return;   
			}	
        }
     }
	xhr.onreadystatechange = function() { 
		if (xhr.readyState==4) {
			div = document.getElementById('search_help');
			if (xhr.status == 200) {
				div.innerHTML = '<p><button title="close" onclick="document.getElementById(\'search_help\').style.display=\'none\';return false;"><span>Fermer</span></button>'
					+ '<strong>' + caption + '</strong></p>'
					+ '<p>' + xhr.responseText + '</p>';
				div.style.display='';
			}
		}
	}; 
	xhr.open("GET", HELP_PATH + name + '.htm', true);
	xhr.send(null);
	return false;
}