function init() {
	set_btn_mouse_event();
	roomwin();
}

function set_btn_mouse_event() {

	$('img.' + 'onmouse').hover(
		function () {
		 	img_ov($(this));
		},

		function () {
			img_out($(this));
		}
	);
}


function img_ov(img) {
	var src = img.attr('src');
	var file_type = src.substring(src.lastIndexOf('.'), src.length);
	var src_ov = src.replace(file_type, '_ov' + file_type);
	img.attr('src', src_ov);
}

function img_out(img) {
	var src = img.attr('src');
	var file_type = src.substring(src.lastIndexOf('.'), src.length);
	var src_out = src.replace('_ov' + file_type, file_type);
	img.attr('src', src_out);
}

function roomwin() {
	$('.roomwin li a').click(
		function() {
			var roomwin = window.open(this.href,$(this).attr('id'), 'width=930, height=650, menubar=yes, toolbar=yes, resizable=yes, scrollbars=yes');
			roomwin.focus();
			return false;
		}
	);
}