EE Template Debugger log_item function tweak (based on an article by Greg Aker)

log_item.php

<?php>

function log_item($str)
{
    if ($this->debugging !== TRUE)
    {
        return;
    }

    if ($this->depth > 0)
    {
        $str = str_repeat('&nbsp;', $this->depth * 5).$str;
    }

    $time = microtime(TRUE)-$this->start_microtime;
    $mem = '';
    if (function_exists('memory_get_usage'))
    {
        $mem = ' / '.number_format(round(memory_get_usage()/1024/1024, 2),2).'MB';
    }

    $this->log[] = '('.number_format($time, 6).$mem.') '.$str;
}