/**
 *	slib.js
 *
 *	Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
 *	
*/
$(function() {
	var _time = 2000;
	var _delay = 5000;
	var _imgTxt = '<p class="mainImg"><img src="images/img_summer.jpg" alt="" width="800" height="295" /></p>';
	var _overlay = '<div id="overlay"><img src="images/overlay.png" alt="" width="1250" height="384" class="png" /></div>';
	
	$('.slideImg img').each(function(e) {
		if(e != 0) {
			var _parentW = $(this).prev().width();
			var _parentX = $(this).prev().position().left;
			$(this).css({
				'left':_parentW + _parentX
			});
		}
	});
	var _total = $('.slideImg img').size() - 1;
	var _totalWidth = ($('.slideImg img').eq(_total).width() + $('.slideImg img').eq(_total).position().left) - 800;
	var _moveX = _totalWidth / 4;
	
	function loop() {
		var _tX = Number($('.slideImg').css('marginLeft').replace("px",""));
		if (_tX <= -_totalWidth) {
			$('.slideImg').delay(_delay).animate({
				'marginLeft':'0px'
			}, _time, "swing", loop);
		} else {
			$('.slideImg').delay(_delay).animate({
				'marginLeft':_tX - _moveX + 'px'
			}, _time, "swing", loop);
		}
	}
	
	$('#mainContents').append(_overlay);
	$('.mainArea').append(_imgTxt);
	$('.mainImg').fadeOut(9000, loop);
});