var tbg_banner = getParameterByName('n');

if(tbg_banner.length>0){
  var tbg_head = document.getElementsByTagName('head')[0];
  var centerElm=document.createElement("center");
  centerElm.innerHTML = '<a href="http://www.totallylayouts.com" target="_blank"><img src="http://www.totallylayouts.com/banner-generator/banners/'+tbg_banner+'.png" alt="totallylayouts.com banner generator" border="0"></a>';  
  tbg_insertAfter(centerElm, document.getElementById('banner_script_code'));
}

function getParameterByName(tbg_name)
{
  var tbg_script_location = getScriptQuery('banner.js');  
  tbg_name = tbg_name.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]");  
  var tbg_regexS = "[\\?&]" + tbg_name + "=([^&#]*)";
  var tbg_regex = new RegExp(tbg_regexS);
  var tbg_results = tbg_regex.exec(tbg_script_location);  
  if(tbg_results == null)
    return "";
  else
    return decodeURIComponent(tbg_results[1].replace(/\+/g, " "));
}

function getScriptQuery(tbg_identifier) {
 var tbg_scripts = document.getElementsByTagName('script'),
     tbg_i, tbg_curScript;

 for (tbg_i = 0; tbg_i < tbg_scripts.length; ++tbg_i) {
  tbg_curScript = tbg_scripts[tbg_i];
  
  if (tbg_curScript.src.match(tbg_identifier)) {  
   return (tbg_curScript.src.match(/\?.*/) || [undefined])[0];
  }
 }
}

function tbg_insertAfter(newChild, refChild) { 
 refChild.parentNode.insertBefore(newChild,refChild.nextSibling); 
}