function bgon(el){
	 $(el).addClass("overitem");
}

function bgoff(el){
	 $(el).removeClass("overitem");
}

function gotourl(url){
	 window.location = url;
}

function getnewslist(page){
    $("newslist").load("ajaxhandler.php?command=getnewslist&page="+page);
}

function getnewsdetail(newsid){
    $("newsdetail").load("ajaxhandler.php?command=getnewsdetail&newsid="+newsid);
}

function getgallerydetail(id){
    // 1. in detail page
    if(pagename=="gallerydetail"){
	loadcontent("gallerydetail", "ajaxhandler.php?command=getgallerydetail&id="+id);
    }else{
	// 2. not in detail page
	var url = "viewgallery.php?id="+id;
	gotourl(url);
    }
}

function getvideodetail(id){
    // 1. in detail page
    if(pagename=="videodetail"){
	loadcontent("videodetail", "ajaxhandler.php?command=getvideodetail&id="+id+"&v="+getv());
    }else{
	// 2. not in detail page
	var url = "viewvideo.php?id="+id;
	gotourl(url);
    }
}

    var ologdiv = null;
    var enableLog = true;
    function log(str)
    {
	if(!enableLog)
            return;
	if(ologdiv==null){
            ologdiv = document.createElement("div");
            ologdiv.style.position = "absolute";
            ologdiv.style.zindex = 10;
            document.body.appendChild(ologdiv);
	}
	++i;
	ologdiv.innerHTML+=(i+": "+str+"<br/>");
    }
    i=0;