Prevent an offset error if the first menu item is a separator.
props phill_brown. fixes #23182 git-svn-id: http://core.svn.wordpress.org/trunk@24455 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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@ -156,7 +156,7 @@ function add_menu_classes($menu) {
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continue;
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continue;
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}
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}
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if ( 0 === strpos($top[2], 'separator') ) { // if separator
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if ( 0 === strpos($top[2], 'separator') && false !== $lastorder ) { // if separator
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$first = true;
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$first = true;
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$c = $menu[$lastorder][4];
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$c = $menu[$lastorder][4];
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$menu[$lastorder][4] = add_cssclass('menu-top-last', $c);
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$menu[$lastorder][4] = add_cssclass('menu-top-last', $c);
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