Looking for a code to remove default logo from main page - Joomla! Forum - community, help and support

hello all,would know if there knows ja_mercury.i looked in css file of template , cant seem find code logo-default.jpg.i know image folder image is,i need cource code delete template al together.

this there logo:

/* logo */
#ja-logo {
float: left;
width: 320px;
}

#ja-logo img {
margin: 0px;

but no code call image.weird thing image still shows , not show.


thanks
jnglobal

it's being called index.php, based on css posted.