var please_wait = null;

function open_url(url, target) {
 	if ( ! document.getElementById) {
  		return false;
 	}

 	if (please_wait != null) {
  		document.getElementById(target).innerHTML = please_wait;
 	}


 	if (window.ActiveXObject) {
		
  		link = new ActiveXObject("Microsoft.XMLHTTP");	
		
 	} else if (window.XMLHttpRequest) {
		
  		link = new XMLHttpRequest();
 	}



 	if (link == undefined) {
  		return false;
 	}
 	link.onreadystatechange = function() { response(url, target); }
	
	
	
 	link.open("GET", url, true);
 	link.send(null);
}

function response(url, target) {
 	if (link.readyState == 4) {
		
	 	document.getElementById(target).innerHTML = (link.status == 200) ? link.responseText : " No  Data : " + link.status;
		
	}
}


function set_loading_message(msg) {
 	please_wait = msg;
}