function check_user_free(user){

var http = createReq();
	
var url = "separated.php?checked_user="+user;

http.open("GET", url, true);

http.onreadystatechange = function() {
	
	if(http.readyState == 4 && http.status == 200) {
		document.getElementById('user_free').innerHTML = http.responseText;
	}
	
}
http.send(null);
	
}

function check_invites_newUser(email, comment) {
	var http = createReq();
	
	var url = "separated.php?checked_invites_newUser="+email+"&comment="+comment;
	http.open("GET", url, true);
	http.onreadystatechange = function() {
		if(http.readyState == 4 && http.status == 200) {
			document.getElementById('Is_Send').innerHTML = http.responseText;
		}
	}
	
	http.send(null);
}

function del_image(){
	if(confirm("Are you sure you want to delete the image?")){
    
		var http = createReq();
	
	var url = "separated.php?del_image=1";
	http.open("GET", url, true);
	http.onreadystatechange = function() {
		if(http.readyState == 4 && http.status == 200) {
			alert(http.responseText);
		}
	}

	http.send(null);
}

}