function injectpage(url) { 
 var req = false;
     if(window.XMLHttpRequest && !(window.ActiveXObject)) {
        try {
                        req = new XMLHttpRequest();
        } catch(e) {
                        req = false;
        }
    // branch for IE/Windows ActiveX version
    } else if(window.ActiveXObject) {
        try {
                req = new ActiveXObject("Msxml2.XMLHTTP");
        } catch(e) {
                try {
                        req = new ActiveXObject("Microsoft.XMLHTTP");
                } catch(e) {
                        req = false;
                }
                }
    }
    
    try {
      req.open('GET', url, false); 
      req.send(null); 
      return req.responseText; 
    } 
    catch (e) { 
      return ""; 
    }
}