ขอคำแนะนำเรื่องการแสดงผล CSS ใน IE8 ด้วยครับ

body {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	width: 100%;
    height: 100%;
	margin: 0px;
	background-color: #f0eeee;
}

div#head {
	width: 100%;
	height: 49px;
	background-image: url(_Img/_ImgUI/Head_bg.png);
	background-repeat: repeat-x;
}

div#banner {
	padding-top: 10px; 
	margin-left: 5px;
	float: left; 
}

div#intra {
	width: 114px; 
	height: 12px; 
	margin-top: 5px;
	float: right;
	background-image: url("_Img/_ImgUI/int_app.png"); 
}

div#log_info {
	margin-left: 5px;
	margin-top: 20px;
	position: absolute;
}

div#main_menu {
	margin-top: -20px;
	margin-right: 50px;
}

div#content {
	margin-top: 55px;
	text-align: center;
}

div#top_content {
	margin-top: 10px;
	margin-right: 10px;
	text-align: right;
	font-weight: bold;
	color: #06C;
}

div#page_pg {
	margin: 3px 3px 3px 3px;
	float: left;
}

/* css style aboute form application */
form#app_schedule {
	text-align: left;
}

label {
	width: 130px; 
	font-weight: bold; 
	text-align: right; 
	display: inline-block;
}

input[type="text"], input[type="file"] {
	margin-top: 3px;
	padding: 2px;
	width: 350px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	text-transform: uppercase;
	border: solid 1px #ccc;
}

input[type="password"] {
	margin-top: 3px;
	padding: 2px;
	width: 350px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	text-transform: uppercase;
	border: solid 1px #ccc;
}

select {
	margin-top: 3px;
	padding: 2px;
	width: 200px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
}

textarea {
	margin-top: 3px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	text-transform: uppercase;
	border: solid 1px #CCC;
}

.focus {
	background-color: #E0FFFF;
	border: solid 1px #1E90FF !important;
}

div#app_menu {
	margin-left: 5px;
	margin-bottom: 3px;
	color: #06C;
	text-align: left;
}

.btn_app {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	cursor: pointer;
}

/***********************************************************/

/* css style hr */
hr {
	height: 1px;
	width: 99%;
	color: #ccc;
	background-color: #ccc;
    border: none;
}

/* css style aboute table */
.txt_centered {
	text-align: center;
}

.txt_left {
	text-align: left;
}

.txt_right {
	text-align: right;
}

div#page_paging {
	margin-top: 10px; 
	margin-right: 5px;
	float: right;
	text-align: left;
}

.a_box {
	padding: 5px;
	margin: 5px;
}

.btn_paging {
	width: 35px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	cursor: pointer;
}

.h_tb {
	color: #FFF;
	background-color: #06C;
	height: 30px;
}

.row1 {
	height: 25px;
	background-color: #fff;
}

.row2 {
	height: 25px;
	background-color: #F5FFFA;
}

.col {
	padding: 2px;
	height:20px;
	border-left: solid 1px #ccc;
	border-bottom: solid 1px #ccc;
}

.end_col {
	border-right: solid 1px #ccc;
}

.hilight {
	background-color: #FFF8C6 !important;
	cursor: default;
}

.chkhilight {
	background-color: #EDE275;
	cursor: default;
}

.hilight_click {
	background-color: #FF6347;
	cursor: default;
}
/***********************************************************/

/* css style footer page */
.Footer {
	width: 100%;
	height: 15px;
	position: fixed;
	left: 0px;
	bottom: 0px;
	font-size: 12px;
	color: #000;
	text-align: center;
	z-index: 99;
}

/* css style aboute iframe */
.col_style {
	height: 25px;
	font-family: Arial;
	font-size: 12px;
	border-left: solid 1px #ccc;
	border-bottom: solid 1px #ccc;
}

/* css style message box */
.msg_style {
	margin-top:50px;
	padding:10px;
	width:200px;
	font-weight: bold;
	color: #F00;
	background-color:#fff;
	border: solid 1px #ccc;
	border-radius: 5px;
}

/* css style link pagging page */
.link_page {
	color: #666;
	text-decoration: none;
}

/* css style link menu */
.linkmenu a:link {color:#000;font-size:12px;text-decoration:none;}
.linkmenu a:visited {color:#000;font-size:12px;text-decoration:none;}
.linkmenu a:hover {color:#06C;font-size:12px;text-decoration:underline;}
.linkmenu a:active {color:#06C;font-size:12px;text-decoration:underline;}
.linkmenu a:focus{outline:none;font-size:12px;}

/* css style link action */
.linkaction a:link {color:#CCC;text-decoration:none;}
.linkaction a:visited {color:#CCC;text-decoration:none;}
.linkaction a:hover {color:#06C;text-decoration:underline;}
.linkaction a:active {color:#06C;text-decoration:underline;}
.linkaction a:focus{outline:none;}

/* jquery autocomplete */
.ui-autocomplete {
	width: 550px;
	max-height: 200px;
	overflow-y: auto;
	overflow-x: hidden;
}
/***********************************************************/

/* css style indigator jquery autocomplete */
.indigator {
	background: url("_Img/_ImgIndigator/ui-anim.gif") no-repeat right center;
}

.icon_src {
	background: url("_Img/_ImgBtn/btn_find.png") no-repeat right center;
}

/* css style dialog modal */
.th_dialog {
	height: 30px;
	background-color: #FFF8C6;
}

.col_dialog {
	padding: 2px;
	font-size: 12px;
	color: #F00;
	border-bottom: dotted 1px orange;
	border-left: dotted 1px orange;
}

.row_dialog1 {
	background-color: #fff;
}

.row_dialog2 {
	background-color: #FFF8C6;
}

.hilight_dialog {
	background-color: #EEF3E2 !important;
}

/* css style aboute link menu */
.btn_menu {
	padding: 15px;
	margin: 3px;
	text-decoration: none;
	color: #000;
	background-color: #eee;
	border: solid 1px #ccc;
}

.btn_active {
	padding: 15px;
	margin: 3px;
	text-decoration: none;
	color: #008B8B;
	background-color: #FFEFDB;
	border: solid 1px #ccc;
}

.btn_submenu {
	color:#008B8B;
}

.btn_submenu a:hover {
	color:#008B8B;
	background-color: #FFEFDB; 
	text-decoration: underline;
}

.btn_box {
	padding: 5px;
	margin: 5px;
	text-decoration: none;
	color: #000;
	background-color: #FFEFDB;
	border: solid 1px #ccc;
	cursor: pointer;
}

 a:hover.btn_box {
	color: #008B8B;
	text-decoration: underline;
}

/***********************************************************/

/* box feedback after process */
.box_feedback {
	padding: 15px;
	margin-top: 90px;
	margin-left: 500px;
	display: none;
	position: fixed;
	text-decoration: none;
	text-align: center;
	font-weight: bold;
	width: 200px;
	color: #000;
	background-color: #FFEFD5;
	border: solid 2px #EE2C2C;
	border-radius: 5px;
}

.box_rows {
	padding: 15px;
	margin-top: 90px;
	margin-left: 500px;
	position: fixed;
	text-decoration: none;
	text-align: center;
	font-weight: bold;
	width: 200px;
	color: #000;
	background-color: #FFEFD5;
	border: solid 2px #EE2C2C;
	border-radius: 5px;
}