Корявая верстка, не знаю в чем проблема может быть - Вопросы по CSS

<table width="1023" border="0" align="center" cellpadding="0" cellspacing="0">
  <tr>
    <td width="54" height="117">&nbsp;</td>
    <td height="117"><a href="http://lr-center.com"><img src="templates/<?php echo $this->template ?>/images/lr.jpg" alt="Учебный центр Любимый репетитор" width="240" height="110" align="right" longdesc="http://lr-center.msk148.listkom.ru" /></a></td>
    <td width="338" height="117" align="left" valign="middle"><jdoc:include type="modules" name="top" style="xhtml" /></td>
    <td width="338" height="117" align="right" valign="middle"><a href="http://lr-center.com/index.php?option=com_joomdle&amp;view=wrapper&amp;Itemid=60"><img src="templates/<?php echo $this->template ?>/images/do.jpg" width="175" height="29" alt="Вход в дистанционное обучение" longdesc="http://lr-center.com/index.php?option=com_joomdle&amp;view=wrapper&amp;Itemid=60" /></a>
    <jdoc:include type="modules" name="right" style="xhtml" /></td>
    <td width="53" height="117">&nbsp;</td>
  </tr>
  <tr>
    <td width="54" height="15">&nbsp;</td>
    <td width="240" align="left" valign="top" class="left"><jdoc:include type="modules" name="left" style="xhtml" /></td>
    <td colspan="2" align="left" valign="top" class="MainBody">
      <jdoc:include type="component" />
    </td>
    <td width="53">&nbsp;</td>
  </tr>
  <tr>
    <td width="54" height="30">&nbsp;</td>
    <td width="240" height="30" align="left" valign="middle" class="bottom1">© Учебный центр Любимый репетитор</td>
    <td width="338" height="30" align="left" valign="middle" class="bottom2">&nbsp;</td>
    <td width="338" height="30" align="left" valign="middle" class="bottom3">Разработка сайта Веб-студия Найсинг</td>
    <td width="53" height="30">&nbsp;</td>
  </tr>

@import url(layouts.css);
@import url(components.css);
@import url(modules.css);
@import url(navigation.css);
@import url(misc.css);
@import url(forms.css);

/* #######################  GENERAL SETTINGS ############################ */
html{height:100%;}

body{
	margin:0px;
	height:100%;
	font-family: Tahoma, Geneva, sans-serif;
	font-size: 12px;
	color: #2929292;
	background-color:#fff;	
}

/*  Heading Formatting */
h1 {font-size:1.9em;line-height: 0.8em;font-weight: 900;color: #000;}
h2 {font-size:1.7em;line-height: 0.8em;font-weight: 900;color: #000;}
h3 {font-size:1.5em;line-height: 0.8em;font-weight: 900;color: #000;}
h4 {font-size:1.4em;line-height: 0.8em;font-weight: 900;color: #000;}
h5 {font-size:1.3em;line-height: 0.8em;font-weight: 900;color: #000;}
.logo {
}
.left {
	background-image: url(../images/bar2.jpg);
	background-repeat: no-repeat;
	background-position: right top;
	padding-top: 20px;
}


h6 {font-size:1.2em;line-height: 0.8em;font-weight: 900;color: #000;}
.l-1 {
	background-image: url(../images/center-l-1.jpg);
	background-repeat: no-repeat;
	background-position: left top;
}
.right {
	padding-right: 55px;
}
.r-2 {
	background-image: url(../images/center-r-2.jpg);
	background-repeat: no-repeat;
	background-position: left top;
	padding: 10px;
}
.r-1 {
	background-image: url(../images/center-r-1.jpg);
	background-repeat: no-repeat;
	background-position: left top;
}


/*links*/
a:link {color: #2bae14;
	text-decoration: underline;
	}
a:hover {color: #2bae14;}
.l-3 {
	background-image: url(../images/center-l-3.jpg);
	background-repeat: no-repeat;
	background-position: left top;
	padding: 10px;
}
.user3 {
	padding-top: 20px;
	padding-right: 20px;
}
.bottom2 {
	font-family: Tahoma, Geneva, sans-serif;
	font-size: 11px;
	color: #999;
	background-image: url(../images/bottom2.jpg);
	background-repeat: repeat-x;
	background-position: left top;
}
.bottom1 {
	background-image: url(../images/bottom1.jpg);
	background-repeat: no-repeat;
	background-position: right top;
	font-family: Tahoma, Geneva, sans-serif;
	font-size: 11px;
	color: #999;
}
.l-2 {
	background-image: url(../images/center-l-2.jpg);
	background-repeat: no-repeat;
	background-position: left top;
	padding: 10px;
}

a:visited {color: #2bae14;}
.user2 {
	padding-top: 20px;
	padding-right: 20px;
}
.user1 {
	padding-top: 20px;
	padding-right: 20px;
}
.bottom3 {
	font-family: Tahoma, Geneva, sans-serif;
	font-size: 11px;
	background-image: url(../images/bottom3.jpg);
	background-repeat: no-repeat;
	background-position: left top;
}

.topbar{
color:#fff;
background-color:#222;
/*ajust the top bar height*/
height:30px;
text-align:right;
text-decoration:none;
padding-top:5px;
padding-right:5px;
display:block;
white-space:nowrap;
}
.topbar a:link{color:White;}
.topbar a:visited{color:White;}
.topbar a:hover{color:White;}

/* Wrapper Footer Trick */
#Wrapper {
height:auto !important;
/*this works hand in hand with the #FooterWrapper min-height: settings */
min-height:90%;
}

/* Heading Color and Height control*/
#Header {
background-image:url(../images/brb.png);
background-repeat: repeat-x;
}

/*Menu Wrapper to cover the width if needed*/
#MenuWrapper{
	background-color:#333;
	width:100%;
	height:25px;
	white-space:nowrap;
	/*need for  FF div not working right*/
	margin:0 auto;
	padding-top:5px;
	}

/* Main Body Padding */
.MainBody{
	padding-top: 0px;
	padding-right: 40px;
	padding-bottom: 20px;
	padding-left: 20px;
	text-align: justify;
	background-image: url(/templates/LR2/images/rightbar.jpg);
	background-repeat: no-repeat;
	background-position: right top;

}