// remote scripting library
		// (c) copyright 2005 modernmethod, inc
		var sajax_debug_mode = false;
		var sajax_request_type = "GET";
		var sajax_target_id = "";
		var sajax_failure_redirect = "";
		
		function sajax_debug(text) {
			if (sajax_debug_mode)
				alert(text);
		}
		
 		function sajax_init_object() {
 			sajax_debug("sajax_init_object() called..")
 			
 			var A;
 			
 			var msxmlhttp = new Array(
				'Msxml2.XMLHTTP.5.0',
				'Msxml2.XMLHTTP.4.0',
				'Msxml2.XMLHTTP.3.0',
				'Msxml2.XMLHTTP',
				'Microsoft.XMLHTTP');
			for (var i = 0; i < msxmlhttp.length; i++) {
				try {
					A = new ActiveXObject(msxmlhttp[i]);
				} catch (e) {
					A = null;
				}
			}
 			
			if(!A && typeof XMLHttpRequest != "undefined")
				A = new XMLHttpRequest();
			if (!A)
				sajax_debug("Could not create connection object.");
			return A;
		}
		
		var sajax_requests = new Array();
		
		function sajax_cancel() {
			for (var i = 0; i < sajax_requests.length; i++) 
				sajax_requests[i].abort();
		}
		
		function sajax_do_call(func_name, args) {
			var i, x, n;
			var uri;
			var post_data;
			var target_id;
			
			sajax_debug("in sajax_do_call().." + sajax_request_type + "/" + sajax_target_id);
			target_id = sajax_target_id;
			if (typeof(sajax_request_type) == "undefined" || sajax_request_type == "") 
				sajax_request_type = "GET";
			
			uri = "/video_view_js.php";
			if (sajax_request_type == "GET") {
			
				if (uri.indexOf("?") == -1) 
					uri += "?rs=" + escape(func_name);
				else
					uri += "&rs=" + escape(func_name);
				uri += "&rst=" + escape(sajax_target_id);
				uri += "&rsrnd=" + new Date().getTime();
				
				for (i = 0; i < args.length-1; i++) 
					uri += "&rsargs[]=" + escape(args[i]);

				post_data = null;
			} 
			else if (sajax_request_type == "POST") {
				post_data = "rs=" + escape(func_name);
				post_data += "&rst=" + escape(sajax_target_id);
				post_data += "&rsrnd=" + new Date().getTime();
				
				for (i = 0; i < args.length-1; i++) 
					post_data = post_data + "&rsargs[]=" + escape(args[i]);
			}
			else {
				alert("Illegal request type: " + sajax_request_type);
			}
			
			x = sajax_init_object();
			if (x == null) {
				if (sajax_failure_redirect != "") {
					location.href = sajax_failure_redirect;
					return false;
				} else {
					sajax_debug("NULL sajax object for user agent:n" + navigator.userAgent);
					return false;
				}
			} else {
				x.open(sajax_request_type, uri, true);
				// window.open(uri);
				
				sajax_requests[sajax_requests.length] = x;
				
				if (sajax_request_type == "POST") {
					x.setRequestHeader("Method", "POST " + uri + " HTTP/1.1");
					x.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
				}
			
				x.onreadystatechange = function() {
					if (x.readyState != 4) 
						return;

					sajax_debug("received " + x.responseText);
				
					var status;
					var data;
					var txt = x.responseText.replace(/^s*|s*$/g,"");
					status = txt.charAt(0);
					data = txt.substring(2);

					if (status == "") {
						// let's just assume this is a pre-response bailout and let it slide for now
					} else if (status == "-") 
						alert("Error: " + data);
					else {
						if (target_id != "") 
							document.getElementById(target_id).innerHTML = eval(data);
						else {
							try {
								var callback;
								var extra_data = false;
								if (typeof args[args.length-1] == "object") {
									callback = args[args.length-1].callback;
									extra_data = args[args.length-1].extra_data;
								} else {
									callback = args[args.length-1];
								}
								callback(eval(data), extra_data);
							} catch (e) {
								sajax_debug("Caught error " + e + ": Could not eval " + data );
							}
						}
					}
				}
			}
			
			sajax_debug(func_name + " uri = " + uri + "/post = " + post_data);
			x.send(post_data);
			sajax_debug(func_name + " waiting..");
			delete x;
			return true;
		}
		
				
		// wrapper for sajax_rate_block		
		function x_sajax_rate_block() {
			sajax_do_call("sajax_rate_block",
				x_sajax_rate_block.arguments);
		}
		
				
		// wrapper for sajax_comment_video_block		
		function x_sajax_comment_video_block() {
			sajax_do_call("sajax_comment_video_block",
				x_sajax_comment_video_block.arguments);
		}
		
				
		// wrapper for sajax_login_for_comment		
		function x_sajax_login_for_comment() {
			sajax_do_call("sajax_login_for_comment",
				x_sajax_login_for_comment.arguments);
		}
		
				
		// wrapper for sajax_post_comment		
		function x_sajax_post_comment() {
			sajax_do_call("sajax_post_comment",
				x_sajax_post_comment.arguments);
		}
		
				
		// wrapper for sajax_get_comment_list		
		function x_sajax_get_comment_list() {
			sajax_do_call("sajax_get_comment_list",
				x_sajax_get_comment_list.arguments);
		}
		
				
		// wrapper for sajax_video_from_user_block		
		function x_sajax_video_from_user_block() {
			sajax_do_call("sajax_video_from_user_block",
				x_sajax_video_from_user_block.arguments);
		}
		
				
		// wrapper for sajax_comment_block_from_id_video		
		function x_sajax_comment_block_from_id_video() {
			sajax_do_call("sajax_comment_block_from_id_video",
				x_sajax_comment_block_from_id_video.arguments);
		}
		
				
		// wrapper for sajax_video_block_from_keywords		
		function x_sajax_video_block_from_keywords() {
			sajax_do_call("sajax_video_block_from_keywords",
				x_sajax_video_block_from_keywords.arguments);
		}
		
		

function get_comment_from_video(){
	var id_video = document.getElementById('id_video').value; // parse form
	x_sajax_comment_block_from_id_video(id_video, set_main_block);
	}
	
function get_video_from_keyword(){
	var id_video = document.getElementById('id_video').value; // parse form
	x_sajax_video_block_from_keywords(id_video, set_main_block);
	}

function get_video_from_user(){
	var id_user = document.getElementById('id_user').value; // parse form
	x_sajax_video_from_user_block(id_user, set_main_block);
	}

function set_main_block(result){
	document.getElementById('ajaxBlock').innerHTML = result; // parse form
	}

function sajax_post_comment(vp_subject, vp_comment){
	var subject;
	var comment;
	var id_video;
	
	id_video = document.getElementById('vf_id_video').value;
	subject  = document.getElementById(vp_subject).value;
	comment  = document.getElementById(vp_comment).value;
	
	x_sajax_post_comment(id_video, subject, comment, set_comment_video_block);
	} // sajax_send_comment


// send login info for login
function sajax_send_login(vp_nick_id, vp_pass_id){
	var nick;
	var pass;
		
	nick  = document.getElementById(vp_nick_id).value;
	pass  = document.getElementById(vp_pass_id).value;
	
	x_sajax_login_for_comment(nick, pass, set_comment_video_block);
	
	// x_sajax_rate_block(vp_id_video, vl_score, set_new_rate_block);
	} // end sajax_send_login

	
function get_comment_video_block(){
     x_sajax_comment_video_block(set_comment_video_block);
     }
	 
	 
function set_comment_video_block(result){
	document.getElementById('postMessage').innerHTML = result; // parse form
	get_comment_list('tpl_block_video_view_comments_ONLY_comment.html'); // parse messages posted
	}

// this function get posted comments
function get_comment_list(vp_template){
	var id_video;
	id_video = document.getElementById('vf_id_video').value;
	x_sajax_get_comment_list(id_video, vp_template, set_comment_list);
	}
	
	
function set_comment_list(result){
	// alert(result);
	document.getElementById('video_comments_block').innerHTML = result;
	}
	
	
	

// esta funcion   es disparada por algún evento, e invoca, la funcion  declarada por sajax.php
function  get_new_rate_block(vp_id_video, vp_score_id_select){
	var vl_score;
	vl_score  = document.getElementById(vp_score_id_select).value;
	x_sajax_rate_block(vp_id_video, vl_score, '../', set_new_rate_block);
   	}
    	
// y esta es la funcion que recibe lo que devuelve sajax y la muestra en algun lado
function set_new_rate_block(result) {
	document.getElementById('rateSpace').innerHTML = result;
   	}