Thank you so much for ur information...
i am having user interface as
user.jsp
**********
<script language= "JavaScript">
<!--
function one2two() {
m1len = m1.length ;
for ( i=0; i<m1len ; i++){
if (m1.options.selected == true ) {
m2len = m2.length;
m2.options[m2len]= new Option(m1.options.text);
}
}
for ( i = (m1len -1); i>=0; i--){
if (m1.options.selected == true ) {
m1.options = null;
}
}
}
function two2one() {
m2len = m2.length ;
for ( i=0; i<m2len ; i++){
if (m2.options.selected == true ) {
m1len = m1.length;
m1.options[m1len]= new Option(m2.options.text);
}
}
for ( i=(m2len-1); i>=0; i--) {
if (m2.options.selected == true ) {
m2.options = null;
}
}
}
//-->
</script>
<form method="POST" name="theForm" action="update.jsp">
<table bgcolor="white" border="1" cellpadding="5" cellspacing="2" align="center">
<tr><td align="center">
<select id=menu1 size=10 multiple>
<option>javascript</option>
<option>php</option>
<option>Zeo</option>
<option>asp</option>
<option>jsp</option>
<option>ajax</option>
<option>struts</option>
</select>
<p align="center"><input type="button" onClick="one2two()" value=" >> ">
</td><td align="center">
<select id=menu2 size=10 multiple >
<option>aspscript</option>
</select>
<p align="center"><input type="button" onClick="two2one()" value=" << " >
</td></tr></table>
<center><input type="submit" value="update"></center>
</form>
***************
how to store values from second combo box to database thru JSP...
thanxz