/* position: fixed fix */
html, body {
	margin: 0;
	padding:0;
}
.fixed {
	position: fixed;
	z-index: 999; 
}
* html {
	overflow-y: hidden;
}
* html body {
	overflow-y: auto;
	height: 100%;
}
* html .fixed {
	position: absolute;  
}

/* style for my dialog box*/
.dialog {
	background-color: #F4F4FD; 
	border: 1px solid #ACACED;
	padding : 20px;
	z-index: 999; 
	text-align: center;
}
.underlay {
	position: absolute;  
	top: 0px; 
	left: 0px; 
	z-index: 998; 
	background: #FFFFFF;
	width: 100%; 
	height: 100%; 
}