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<title>ruby-prof call tree</title>
<style type="text/css">
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body {
    font-size:70%;
    padding:0px;
    margin:5px;
    margin-right:0px;
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ul {
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}
li {
    margin-left:11px;
    padding:0px;
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    border-top:1px solid #cccccc;
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