a.htm:<input type=button id="aa" value="submit" onclick=bb()>
<SCRIPT LANGUAGE=javascript>
<!--
function bb()
{
showModelessDialog('b.htm',window,'dialogWidth:400px;dialogHeight:300px;dialogLeft:200px;dialogTop:150px;center:yes;help:yes;resizable:yes;status:yes')
}
//-->
</SCRIPT>b.htm:<a onclick="alert(dialogArguments.aa.value)">11111111111111</a>