Multi-select ASP.NET datagrid

/* Default CSS Stylesheet for a new Web Application project */

BODY
{
	font-weight: normal;
	font-size: 0.8em;
	word-spacing: normal;
	text-transform: none;
	font-family: Verdana, Helvetica, sans-serif;
	letter-spacing: normal;
	background-color: lavender;
}

H1, H2, H3, H4, H5, TH, THEAD, TFOOT
{
    COLOR: #003366;
}
H1	{	
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size:	2em;
	font-weight:	700;
	font-style:	normal;
	text-decoration:	none;
	word-spacing:	normal;
	letter-spacing:	normal;
	text-transform:	none;
	}	
		
H2	{	
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size:	1.75em;
	font-weight:	700;
	font-style:	normal;
	text-decoration:	none;
	word-spacing:	normal;
	letter-spacing:	normal;
	text-transform:	none;
	}	
		
H3	{	
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size:	1.58em;
	font-weight:	500;
	font-style:	normal;
	text-decoration:	none;
	word-spacing:	normal;
	letter-spacing:	normal;
	text-transform:	none;
	}	
		
H4	{	
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size:	1.33em;
	font-weight:	500;
	text-decoration:	none;
	word-spacing:	normal;
	letter-spacing:	normal;
	text-transform:	none;
	}	
		
H5, DT	{	
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size:	1em;
	font-weight:	700;
	font-style:	normal;
	text-decoration:	none;
	word-spacing:	normal;
	letter-spacing:	normal;
	text-transform:	none;
	}	
		
H6	{	
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size:	.8em;
	font-weight:	700;
	font-style:	normal;
	text-decoration:	none;
	word-spacing:	normal;
	letter-spacing:	normal;
	text-transform:	none;
	}	
		
TFOOT, THEAD	{	
	font-size:	1em;
	word-spacing:	normal;
	letter-spacing:	normal;
	text-transform:	none;
	font-family: Arial, Helvetica, sans-serif;
	}	
		
TH	{	
	vertical-align:	baseline;
	font-size:	1em;
	font-weight:	bold;
	word-spacing:	normal;
	letter-spacing:	normal;
	text-transform:	none;
	font-family: Arial, Helvetica, sans-serif;
	}	


A:link	{	
	text-decoration:	none;
	color:	#3333cc;
	}	
		
A:visited	{	
	text-decoration:	none;
	color:	#333399;
	}	
		
A:active	{	
	text-decoration:	none;
	color:	#333399;
	}	
		
A:hover	{	
	text-decoration:	underline;
	color:	#3333cc;
	}
	
SMALL	{	
	font-size:	.7em;
	}	

BIG	{	
	font-size:	1.17em;
	}	

BLOCKQUOTE, PRE	{	
	font-family:	Courier New, monospace;
	}	
	

UL LI	{	
	list-style-type:	square ;
	}	

UL LI LI	{	
	list-style-type:	disc;
	}	

UL LI LI LI	{	
	list-style-type:	circle;
	}	
	
OL LI	{	
	list-style-type:	decimal;
	}	

OL OL LI	{	
	list-style-type:	lower-alpha;
	}	

OL OL OL LI	{	
	list-style-type:	lower-roman;
	}	

IMG 	{
	margin-top: 5px;
	margin-left: 10px;
	margin-right: 10px;
	}