function $import(path){ 
    var i, base, src = "grid.js", scripts = document.getElementsByTagName("script"); 
    for (i=0; i<scripts.length; i++){if (scripts[i].src.match(src)){ base = scripts[i].src.replace(src, "");break;}} 
    document.write("<" + "script src=\"" + path + "\"></" + "script>"); 
} 

$import("http://maps.google.com/maps?file=api&amp;v=2&amp;key="+key);