layer += ‘<li><span>报名人数<b>*</b>：</span><input type=”text” class=”layer_txt” name=”num”></li>’;
layer += ‘<li><span>留言：</span><textarea id=”message” rows=”2″ cols=”20″ class=”layer_txt”></textarea></li>’;
layer += ‘</ul>’; //layer_cont end
layer += ‘<div class=”layer_btn”><input type=”submit” class=”layer_submit_btn” value=”提交” /></div>’;
layer += ‘</div>’; //layer_item end
$(‘body’).append(layer_bg);
$(‘body’).append(layer);
var winW = $(window).width();
var winH = $(window).height();
var objH = $(‘.layer_item’).height();
var objW = $(‘.layer_item’).width();
$(‘.layer_item’).css({ ‘height’: 0 });
$(‘.bm’).click(function () {
$(‘.layer_bg’).css(‘opacity’,0.7).fadeIn();
$(‘.layer_item’).animate({ ‘height’: objH, ‘marginTop’: -objH / 2 },500);
});
$(‘.layer_title a’).on(‘click’, function () {
$(‘.layer_item’).animate({ ‘height’: 0, ‘marginTop’: 0 }, 200, function () {
$(‘.layer_bg’).fadeOut();
});
});
});
效果图：
