https://koreanssan.com/js/header_center_colgroup.js?1637043387

1var HEADER_CENTER_COLGROUP = function(){
2	var data = {};
3	var code;
4	var $section, $left_col_group, $center_col_group, $right_col_group;
5	var $window;
6
7	var init = function(c,sd){
8		if(isBlank(c))
9			return;
10		code = c;
11
12		$window = $(window);
13		$section = $('#'+code);
14		if($section.length == 0)
15			return;
16
17		if(!$section.hasClass('extend'))
18			return;
19
20		data = sd;
21		if(isBlank(data))
22			return;
23
24		if(isBlank(data.center_width))
25			return;
26
27		if(parseInt(data.center_width) == 0)
28			return;
29
30		if(parseInt(data.center_width) > parseInt(data.left_width))
31			return;
32
33		if(parseInt(data.center_width) > parseInt(data.right_width))
34			return;
35
36
37		$left_col_group = $section.find('div[data-type=col-group][data-col-group=left]');
38		$center_col_group = $section.find('div[data-type=col-group][data-col-group=center]');
39		$right_col_group = $section.find('div[data-type=col-group][data-col-group=right]');
40
41		if($center_col_group.length == 0)
42			return;
43
44		if(typeof ResizeObserver === 'function'){
45			var sectionResizeObserver = new ResizeObserver(function(){
46				resizeCenterColgroup();
47			});
48			sectionResizeObserver.observe($section[0]);
49		}else{
50			$window.off('resize.header_colgroup_'+code).on('resize.header_colgroup_'+code,function(){
51				resizeCenterColgroup();
52			});
53		}
54		resizeCenterColgroup();
55
56	};
57
58	var resizeCenterColgroup = function(){
59		var section_width = $section.find('div[data-type=section]').width();
60		var left_width = (section_width - parseInt(data.center_width))/2;
61		$left_col_group.width(left_width);
62		$right_col_group.width(left_width);
63	};
64	return {
65		'init' : function(c,sd){
66			init(c,sd);
67		}
68	}
69};