function srch(valor){
	//Element.show('loading');
	if( (valor == "") || (valor == undefined) ){
		var pars = 'tag='+$F('tag');
	}else{
		var pars = 'tag='+ valor ;
	}
	var url = '/result.php';
	var target = 'subcontent';    
	
	var myAjax = new Ajax.Updater(target, url, {
		method: 'post',
		parameters: pars,
		evalScripts: true,
		encoding: 'UTF-8',
		onSuccess: function(transport){
		
			
			var efeito0 = new Effect.Appear(target, {afterFinish:function(){/* alerta(); */}});
			
			//var efeito1 = new Effect.Appear(target);
		}
		//,insertion: Insertion.Bottom
	});
}

function index(){
	//Element.show('loading');
	var url = 'index_block.php';
	var target = 'subcontent';    
	
	var myAjax = new Ajax.Updater(target, url, {
		method: 'post',
		encoding: 'UTF-8',
		onSuccess: function(transport){
			var efeito0 = new Effect.Appear(target, {afterFinish:function(){/*funct()*/}});
			//var efeito1 = new Effect.Appear(target);
		}
		//,insertion: Insertion.Bottom
	});
}

function srch2(valor,from){
	if(from != "form"){
		window.location = "/tag/" + valor;
	}else{
		window.location = "/tag/" + document.getElementById('tag').value;
	}
}
function about(){
	var url = 'about.php';
	var target = 'subcontent';    
	
	var myAjax = new Ajax.Updater(target, url, {
		method: 'post',
		encoding: 'UTF-8',
		onSuccess: function(transport){
			var efeito0 = new Effect.Appear(target, {afterFinish:function(){/*Element.hide('loading')*/}});
			//var efeito1 = new Effect.Appear(target);
		}
		//,insertion: Insertion.Bottom
	});
}


function resultado_json(myJSONtext,tag){
	var inner = '';
	if( ( myJSONtext != null ) ){
		var myObject = eval( myJSONtext );
		
  		inner += '<div id="arrow"><img src="/img/arrow.gif" /></div><div id="subcontent_group0"><div id="subcontent_group">';
  		
    	for(x in myObject){
			if (isFinite(x)) {
				inner += '	<div class="r_row"><a href="http://www.twitter.com/' + myObject[x]['user'] + '"><div class="r_img" style="background:url(/twitter_image.php?id=' + myObject[x]['twitter_post_id'] + ');"></div></a>';
				inner += '		<div class="r_post">';
				inner += '			<div class="r_user"><a href="http://www.twitter.com/' + myObject[x]['user'] + '">' + myObject[x]['user'] + '</a></div>';
				inner += '			<div class="r_text">' + myObject[x]['post'] + '</div>';
				inner += '			<div class="r_time">' + myObject[x]['time'] + '</div>';
				inner += '		</div>';
				inner += '	</div>';
			}
		}
	
		inner += '	<div class="txt_descr" style="font-size:16px">* this page shows only the 30 most recents posts with<br/><b>#' + tag + '</b> tag</div>';
		inner += '	</div>';
    	inner += '</div>';
   		inner += '<div id="sidebar">';
    	inner += '    <div class="feed_row">';
    	inner += '        <div class="feed_icon"><a href="http://www.twitag.com/feed/' + tag + '"><img src="/img/rss_icon.jpg" border=0 /></a></div>';
    	inner += '        <div class="feed_text"><a href="http://www.twitag.com/feed/' + tag + '"><b>#' + tag + '</b> feed</a></div>';
    	inner += '    </div>';
    	inner += '    <div class="feed_row">';
    	inner += '    	<div style="margin-top:40px; width:250px; height:125px; background:url(/img/temp.gif);"></div>';
    	inner += '        <div class="feed_icon"></div>';
    	inner += '        <div class="feed_text"></div>';
    	inner += '    </div>';
    	inner += '</div>';
	}else{
		inner += "<div class='txt_title' style='background:color: #fff; margin-bottom:20px;'>Sorry, this tag was not used recently.</div>";
		inner += "<div class='feed_row'>";
		inner += "    <div class='feed_icon'><a href='http://www.twitag.com/feed/" + tag + "'><img src='/img/rss_icon.jpg' border=0 /></a></div>";
		inner += "    <div class='feed_text'><a href='http://www.twitag.com/feed/" + tag + "'><b>#" + tag + "</b> feed</a></div>";
		inner += "</div>";
	}	
	inner += "</div>";
	inner += "</div>";
	document.getElementById('subcontent').innerHTML = inner;
}