<div class="
<?php
if
(
is_category
(
'category1'
)
)
{
echo
"category1class"
;
if
(
is_category
(
'category2'
)
)
{
echo
"category2class"
;
}
else
{
echo
"generalcategoryclass"
;
}
?>
">
<?php
the_content
(
'Read More...'
)
;
?>
</div>