.table_of_contents
{
    font-size: 80%;
}

a.contents:link
{ 
	font-weight: normal; 
	text-decoration: none; 
	color: #8899FF;
}
a.contents:visited
{ 
	font-weight: normal; 
	text-decoration: none; 
	color: #DD77CC;
}
a.contents:hover, a:active
{ 
	font-weight: bold; 
	text-decoration: none; 
	color: #347C17;		/* green4 (dark green) */
}

.magnets_sub_contents     { display: none; }
.electro_sub_contents     { display: none; }
.echem_sub_contents       { display: none; }
.radio_sub_contents       { display: none; }
.thermo_sub_contents      { display: none; }
.aero_sub_contents        { display: none; }
.light_sub_contents       { display: none; }
.biology_sub_contents     { display: none; }
.mathematics_sub_contents { display: none; }
.computers_sub_contents    { display: none; }