/*****************************************************************************
* 공지사항
*****************************************************************************/

function isAccess(e) {
	
	var keynum;
	var ismouseClick = 1;
	
	if (window.event) {		//IE & Safari
		if(e) keynum = e.keyCode;
		
		//Safari의 경우 마우스클릭은 keynum 0 이 넘어옴
		if (event.button == 0 || keynum == 0){
			ismouseClick = 0;
		}		
		
	} else if ( e.which ){		// Netscape/Firefox/Opera
		keynum = e.which;
		
		if (keynum == 1) {
			ismouseClick = 0;
		}		
		
	}
	
	//마우스 클릭이거나 엔터키를 누른경우 true값 반환
	if ( ismouseClick == 0 || keynum == 13 ) {
		return true;
	} else {
		return false;
	}
}

/*****************************************************************************
* 메인비주얼
*****************************************************************************/

	var isRolling = true;

	$(function () {
		reposition();
		
		$('span.btn').click(function() {
			var new_code = $(this).parent().attr('data-page');
			var old_code = $('div.info_area').attr('data-cur');
			
			isRolling = false;
			
			if (old_code != new_code) {
				change_page (new_code, old_code) ;
			}
		});
		
		//setTimeout("rolling_page()", 3000);
	});
	
	function reposition () {
		var w_height = $(window).height();
		w_height = w_height - 30 - 222 - 300 - 80;
		
		if (w_height >100) {
			var margin_nav = w_height * 0.4;
			
			margin_nav = (margin_nav > 130) ? 130 : margin_nav;
			
			$('div.page_nav').css("margin-top", margin_nav + "px");
		}
	}
	
	function rolling_page () {
		if (isRolling) {
			var old_code = $('div.info_area').attr('data-cur');
			var o_code = old_code.substr(2,1) * 1;

			o_code += 1; 
			
			o_code = (o_code > 4) ? 1 : o_code;
			var new_code = "p0" + o_code;
			
			change_page(new_code, old_code);
			setTimeout("rolling_page()", 3000);
		}
	}
	
	function change_page (new_code, old_code) {
		
		$("div.info_area" + old_code).fadeOut(500);
		$("div.info_area" + new_code).fadeIn(500);
		
		$('div.info_area').attr('data-cur', new_code);
		
		$("div.page_nav li." + old_code).removeClass('on');
		$("div.page_nav li." + new_code).addClass('on');
		
		var info_offset = new_code.substr(2,1);
		info_offset = (info_offset - 1) * -1500;
		
		$('div.info_wrap').animate({left:info_offset+"px"},500);
	}


/*****************************************************************************
* 메뉴
*****************************************************************************/

$(document).ready(function() {
	
	$("#top #gnb").click(function(){
		$("#top #gnb_sub").slideDown('slow');
	});
	$("#header").hover(function(){
	},function() {
		$("#top #gnb_sub").slideUp('slow');			
	});
});