function sent_email(){
 		var req;
		if(window.XMLHttpRequest){
			req = new XMLHttpRequest();
		}
		else if(window.ActiveXObject){
			req = new ActiveXObject("Microsoft.XMLHTTP");
		}
		else{
			alert("Browser error");
			return false;
		}
		req.onreadystatechange = function(){
			if(req.readyState == 4){
				var resultarea = document.getElementById('sent_email');
				resultarea.innerHTML = req.responseText;
			}
		}
		
		
		var strEmail = document.ajaxemail.strEmail.value;
		req.open("GET","add_email.php"+"?strEmail="+strEmail ,true);
		req.send(null);
	}