var default_content="";

$(document).ready(function(){
	checkURL();
	$('a').click(function (e){
		checkURL(this.hash);
	});
	default_content = $('#ajaxContent').html();
	setInterval("checkURL()",250);
});

var lasturl="";

function checkURL(hash)
{
	if(!hash) hash=window.location.hash;
	if(hash != lasturl)
	{
		backurl=lasturl;
		lasturl=hash;
		if(hash==""){
			$('#ajaxContent').html(default_content);
		}else{
			loadPage(hash,backurl);
		}
	}
}

function loadPage(url,backurl)
{
	toSend 			= new Object();
    toSend.url 		= url;
    toSend.backurl 	= backurl;
	toSend.path 	= window.location.pathname;
    str_json 		= JSON.stringify(toSend); 
	
	$('#loading').css('visibility','visible');
	
	$.ajax({
		type: "POST",
		url: "ajax.php",
		data: {act:"loadpage",param:str_json},
		success: function(response){
			if(parseInt(response)!=0)
			{
				$('#ajaxContent').html(response);
				$('#loading').css('visibility','hidden');
			}
		}
	});
}