function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') {
        window.onload = func;
    } else {
        window.onload = function() {
            if (oldonload) {
                oldonload();
            }
            func();
        }
    }
}

addLoadEvent(addSearch);

function addSearch() {
  var links = document.getElementsByTagName("a");
  for (var i=0; i < links.length; i++) {
    if (links[i].className.match("installsearch")) {
      links[i].onclick = function() {
		  
window.external.AddSearchProvider('http://urbandirty.com/urbandirty_search.xml');

return false; 
    
	};
   }
  }
	
}