javastr=""
  pass=""
  username="code"
  passname="pass"
  document.write("<input type=text")
   document.write(" name=")
    document.write(username)
	 document.write(" value=")
	 document.write(javastr)
	 document.write(">")
  document.write("ÄúµÄÃÜÂ룺<input type=password")
   document.write(" name=")
    document.write(passname)
	 document.write(" value=")
	 document.write(pass)
	 document.write(">")