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){
			try{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
	return xmlHttp;
}

function vgc(tab){
	if(tab == 'software'){
		document.getElementById("vgc-tab-software").className="vgc-btab_on";
		document.getElementById("vgc-tab-hardware").className="vgc-btab";
		document.getElementById("vgc-tab-america").className="vgc-stab_on";
		document.getElementById("vgc-tab-japan").className="vgc-stab";
		document.getElementById("vgc-tab-others").className="vgc-stab";
		document.getElementById("vgc-tab-alltime").className="vgc-mtab_off";
		document.getElementById("vgc-tab-weekly").className="vgc-mtab_off";
		tab = 'america';
	} else if(tab == 'hardware'){
		document.getElementById("vgc-tab-software").className="vgc-btab";
		document.getElementById("vgc-tab-hardware").className="vgc-btab_on";
		document.getElementById("vgc-tab-america").className="vgc-stab_off";
		document.getElementById("vgc-tab-japan").className="vgc-stab_off";
		document.getElementById("vgc-tab-others").className="vgc-stab_off";
		document.getElementById("vgc-tab-alltime").className="vgc-mtab";
		document.getElementById("vgc-tab-weekly").className="vgc-mtab_on";
		tab = 'weekly';
	} else if(tab == 'america' || tab == 'japan' || tab == 'others'){
		document.getElementById("vgc-tab-software").className="vgc-btab_on";
		document.getElementById("vgc-tab-hardware").className="vgc-btab";
		document.getElementById("vgc-tab-america").className="vgc-stab";
		document.getElementById("vgc-tab-japan").className="vgc-stab";
		document.getElementById("vgc-tab-others").className="vgc-stab";
		document.getElementById("vgc-tab-" + tab).className="vgc-stab_on";
	} else if(tab == 'alltime' || tab == 'weekly'){
		document.getElementById("vgc-tab-software").className="vgc-btab";
		document.getElementById("vgc-tab-hardware").className="vgc-btab_on";
		document.getElementById("vgc-tab-alltime").className="vgc-mtab";
		document.getElementById("vgc-tab-weekly").className="vgc-mtab";
		document.getElementById("vgc-tab-" + tab).className="vgc-mtab_on";
	}
	var currHeight = document.getElementById("vgc-results").offsetHeight;
	xmlHttp=GetXmlHttpObject();
	xmlHttp.onreadystatechange=function(){
		if(xmlHttp.readyState==4){
			document.getElementById("vgc-results").innerHTML=xmlHttp.responseText;
		} else {
			document.getElementById("vgc-results").innerHTML="<div style=\"font-size:30px; text-align:center; height:" + currHeight + "px;\">LOADING</div>";
		}
	}
	var url="vgc.php?tab="+tab;
    xmlHttp.open("GET", url, true);
    xmlHttp.send(null);
}

function latestnews(tab){
	if(tab == '1'){
		document.getElementById("news-tab-1").className="mod-btab_on";
		document.getElementById("news-tab-2").className="mod-ltab";
		tab = '1';
	} else if(tab == '2'){
		document.getElementById("news-tab-1").className="mod-btab";
		document.getElementById("news-tab-2").className="mod-ltab_on";
		tab = '2';
	}
	var currHeight = document.getElementById("news-results").offsetHeight;
	xmlHttp=GetXmlHttpObject();
	xmlHttp.onreadystatechange=function(){
		if(xmlHttp.readyState==4){
			document.getElementById("news-results").innerHTML=xmlHttp.responseText;
		} else {
			document.getElementById("news-results").innerHTML="<div style=\"font-size:30px; text-align:center; height:" + currHeight + "px;\">LOADING</div>";
		}
	}
	var url="mod_articles.php?tab="+tab;
    xmlHttp.open("GET", url, true);
    xmlHttp.send(null);
}

function latestupdates(tab){
	if(tab){
		document.getElementById("arts-tab-1").className="";
		document.getElementById("arts-tab-2").className="";
		document.getElementById("arts-tab-3").className="";
		document.getElementById("arts-tab-4").className="";
		document.getElementById("arts-tab-" + tab).className="on";
	}
	var currHeight = document.getElementById("arts-results").offsetHeight;
	xmlHttp=GetXmlHttpObject();
	xmlHttp.onreadystatechange=function(){
		if(xmlHttp.readyState==4){
			document.getElementById("arts-results").innerHTML=xmlHttp.responseText;
		} else {
			document.getElementById("arts-results").innerHTML="<div style=\"font-size:30px; text-align:center; height:" + currHeight + "px;\">LOADING</div>";
		}
	}
	var url="mod_articles.php?tab="+tab;
    xmlHttp.open("GET", url, true);
    xmlHttp.send(null);
}

var ak_curr = 1;
function aroundkombo(switchto){
	if(switchto != ak_curr){
		document.getElementById("aroundkombo-"+ak_curr+"_text").className="aroundkombo-text_off";
		document.getElementById("aroundkombo-"+switchto+"_text").className="aroundkombo-text";
		document.getElementById("aroundkombo-"+ak_curr+"_img").className="aroundkombo-img_off";
		document.getElementById("aroundkombo-"+switchto+"_img").className="aroundkombo-img";
		ak_curr = switchto;
	}
}

function vote(){
	var answer = document.poll.answer;
	var id = document.poll.pollid.value;
    var count = -1;
    for(var i=answer.length-1; i > -1; i--){
        if(answer[i].checked){
			count = i;
			i = -1;
		}
    }
	if(count > -1){
		xmlHttp=GetXmlHttpObject();
		xmlHttp.onreadystatechange=function(){
			if(xmlHttp.readyState==4){
				document.getElementById("poll").innerHTML=xmlHttp.responseText;
			} else {
				document.getElementById("poll").innerHTML="<div style=\"font-size:30px; text-align:center;\">LOADING</div>";
			}
		}
		var url="/poll.php?id="+id+"&answer="+answer[count].value;
		xmlHttp.open("GET", url, true);
		xmlHttp.send(null);
	}
}

var podcast_current = 0;
function podcasts(showid, episodeid){
	if(podcast_current == showid){
		return false;
	}
	if(podcast_current != 0){
		document.getElementById("podcast_episode_" + podcast_current).innerHTML="";
		document.getElementById("podcast_links_" + podcast_current).style.display="none";
	}
	
	/*document.getElementById("podcast_links_" + showid).style.display="";
	document.getElementById("podcast_player_" + showid).innerHTML='<object type="application/x-shockwave-flash" data="http://podcasts.advancedmn.com/wp-content/plugins/podpress/player.swf" id="audioplayer9998" height="24" width="230"><param name="movie" value="http://podcasts.advancedmn.com/wp-content/plugins/podpress/player.swf"><param name="FlashVars" value="playerID=9998&amp;bg=0xF8F8F8&amp;leftbg=0xEEEEEE&amp;rightbg=0xCCCCCC&amp;rightbghover=0x000000&amp;lefticon=0x666666&amp;righticon=0xff6633&amp;righticonhover=0xFFFFFF&amp;text=0x666666&amp;slider=0xff6633&amp;track=0xFFFFFF&amp;loader=0xccccff&amp;border=0x666666&amp;autostart=yes&amp;soundFile=http%3A%2F%2Fdownloads.advancedmn.com%2F%7Emedia%2Fpodcast%2Fepisodes%2FPlayItLoud%2FPIL603.mp3"><param name="quality" value="high"><param name="menu" value="false"><param name="wmode" value="transparent"></object>';*/
	
	xmlHttp=GetXmlHttpObject();
	xmlHttp.onreadystatechange=function(){
		if(xmlHttp.readyState==4){
			document.getElementById("podcast_links_" + showid).style.display="";
			document.getElementById("podcast_episode_" + showid).innerHTML=xmlHttp.responseText;
			podcast_current = showid;
		}
	}
	if(episodeid){
		var episode = "&episode=" + episodeid;
	} else {
		var episode = '';
	}
	var url="/ajax.php?a=podcast&show="+showid+episode;
	xmlHttp.open("GET", url, true);
	xmlHttp.send(null);
}