Скрипты получения абсолютного пути и URL

        <tr>

            <td><?php echo _INSTALL_1_ABS;?></td>

            <td><input name="cabsolute_path" type="text" class="textboxgray" id="cabsolute_path2" value="<?php 

                $cwd = getcwd()."/";

                $cwd = str_replace("\\","/",$cwd);

                $cwd = str_replace("//","/",$cwd);

                $cwd = str_replace("install/","",$cwd);

                echo $cwd; ?>" size="50">

            </td>

        </tr>

        <tr>

            <td><?php echo _INSTALL_1_URL;?></td>

            <td><input name="cwebsite" type="text" class="textboxgray" id="cwebsite3" value="<?php

                $url = $_SERVER['SERVER_NAME'];

                $root = $url.$_SERVER['PHP_SELF'];

                $root = str_replace("install/","",$root);

                $root = str_replace("maillist","",$root);

                $root = str_replace("/admin.php","/",$root);

                $root = str_replace("/index.php","/",$root);

                echo "http://$root";?>" size="50">

            </td>

        </tr>