// JavaScript Document

$(window).load(function() {
	$("#content").fadeIn(5000);
	$("#load_tweet").load("twitter_update.html").fadeIn(5000);
});

function loadtweet()
{
	$("#load_tweet").load("twitter.html", function(){
   	$("#load_tweet").fadeIn('slow');
})};

function loadPopup()
{
	$("#backgroundPopup").css({"opacity": "0.1"});
	$("#backgroundPopup").fadeIn("fast");
	$("#popupContact").slideDown("slow");
}

function disablePopup()
{
	$("#backgroundPopup").fadeOut("slow");
	$("#popupContact").slideUp("slow");
}

function centerPopup()
{
	var windowWidth = document.documentElement.clientWidth;
	var windowHeight = document.documentElement.clientHeight;
	var popupHeight = $("#popupContact").height();
	var popupWidth = $("#popupContact").width();
	$("#popupContact").css({"position": "absolute","top": windowHeight/2-popupHeight/2,"left": windowWidth/2-popupWidth/2});
	$("#backgroundPopup").css({"height": windowHeight});
}

$(document).ready(function()
{
	var auto_refresh = setInterval(loadtweet, 10000);
	
	$("#comment").click(function()
	{
		centerPopup();
		loadPopup();
	});
	
	$("#popupContactClose, .c_btn").click(function()
	{
		disablePopup();
	});
	
	$(document).keypress(function(e)
	{
		if(e.keyCode==27)//Disable popup on pressing `ESC`
		{
			disablePopup();
		}
	});
});