try {                     var shell = new ActiveXObject("WScript.Shell");      //读注册表值 var  key1  = shell.RegRead("HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\eip"); //删除注册表项 shell.RegDelete("HKEY_CURRENT_USER\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run\\eip"); //往注册表中写入值   shell.RegWrite ("HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\eip",                 "C:\\eip\\eip.lnk","REG_SZ");             shell.RegWrite("HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run\\eip",     "c:\\eip\\eip.lnk","REG_SZ");  }  catch(e)    {}