.fld_submit
{
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #314284;
	vertical-align: middle;
	float: left;
}

.fld_submit_image
{
	border: none;
	float: left;
	margin: 1px;
	text-align: center;
}

input.fld_submit
{
	padding: 2px 5px; /* whatever your required padding is */
	overflow: visible; /* seems to keep ie (inc 7) in check without anything else */
}