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function font_size( plus_minus ) { $.each($('#content *').get(), function(index, value) { var curr_obj = $(value); var size = curr_obj.css("font-size"); if( plus_minus == '+') var newSize = parseInt(size.replace(/px/, "")) + 1; else var newSize = parseInt(size.replace(/px/, "")) - 1; curr_obj.css("font-size", newSize + "px"); }); return true; } font_size( '+' ); font_size( '-' );
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