$('#container').waitMe({
effect : 'bounce',
text : '',
bg : rgba(255,255,255,0.7),
color : #000,
sizeW : '',
sizeH : '',
source : ''
});
<body class="waitMe_body">
<div class="waitMe_container progress" style="background:#fff">
<div style="background:#000"></div>
</div>
</body>