// JavaScript Document
function initBg(src) {
	for (var i=0; i< src.length; i++) {
		createOpacityBg($(src[i]));
	}
}

function initDetailTableBg(list) {
	for (var i=0; i< list.length; i++) {
		var table = $(list[i]);
		if (!$chk(table)) return;
		var trs = table.getElementsByTagName('tr');
		for (var j=0; j< trs.length; j++) {
			if (j % 2 == 0) {
				trs[j].className = "odd";
			} else {
				trs[j].className = "eve";
			}
		}
	}
}

function createOpacityBg(elem, props) {
	var size = elem.getSize();
	var bg = new Element('div', {
				 styles : {
					width : size.x,
					height : size.y,
					position : 'relative',
					'margin-top': '-' + size.y + 'px',
					opacity: 0.6,
					filter: 'alpha(opacity=60)',
					'background-color':'#000',
					'z-index':10
					}
				 });
	elem.style['position'] = 'relative';
	elem.style['zIndex'] = 32;
	bg.inject(elem, 'after');
}