<script language="javascript"><!-- function getNum() { var num = 12345; return num; }//--></script><from name="myform" action="xxx.jsp" method="get"><input name="number1" type="text"></input><input name="number2" type="hidden" value="getNum()"></input><input type="submit" value="Click me"></from>the problem is i can't get the value of getNum()how can i dothx...