wp: Dynamic URL

theme-options.php

//Get Link URL
$options[] = array( "name" => "Show a Text Field ( Single Line )",
                                        "desc" => "Enter text into the field",
                                        "id" => $shortname."_linkurl",
                                        "std" => "http://yoursiteurl.com/",
                                        "type" => "text");

                                                                                
<a href="<?php echo get_option('of_linkurl') ?>">LINK TEXT</a>