/*
	Hear, O Israel: The LORD our God is one LORD:
	And thou shalt love the LORD thy God with all thine heart, and with all thy soul, and with all thy might.
	That ye love one another; as I have loved you, that ye also love one another.

	P.o.L. : pol623@naver.com
	http://www.pol27.com
	Copyright (c) 2016 - Path of Life
*/

var bc = ["#0e3262", "#f4511e", "#0e3262", "#021a04", "#750a50", "#b31426", "#10386c"];

$(function() {
	prePageLoding();
	

	$(".navbar-default .navbar-brand").css("color", "#fff");
	$(".navbar-default .navbar-nav>li>a").css("color", "#fff");
	$("a[href='#body'], a[href='#cornerstone'], .s-list>a").on('click', function(event) {
		if (this.hash !== "") {
			event.preventDefault();
			var hash = this.hash;
			$('html, body').animate({
				scrollTop: $(hash).offset().top - 50
			}, 900, function(){
				window.location.hash = hash;
			});
		}
	});

	$(window).scroll(function() {
		var winTop = $(window).scrollTop();

		if(winTop == 0) {
			$('.navbar-default').addClass("trans-background");
			$(".navbar-default .navbar-brand").css("color", "#fff");
			$(".navbar-default .navbar-nav>li>a").css("color", "#fff");
		} else {
			$('.navbar-default').removeClass("trans-background");
			$(".navbar-default .navbar-brand").css("color", "#777");
			$(".navbar-default .navbar-nav>li>a").css("color", "#777");
		}

		if(winTop > 768) {
			$('#updown').css("display", "block");
		} else {
			$('#updown').css("display", "none");
		}
	});
});

function prePageLoding() {
	var rbc = Math.floor(Math.random() * bc.length);
	if (document.readyState == "complete") {
		$(".jumbotron").css("background-color", bc[rbc]);	
	} else {
		setTimeout("prePageLoding()", 300);
	}
}