Select multiple values from a listbox in a WebForm Array

[Master]

How to enable multi select for more than one fields on submission page

[MayMusic]

Insert the code below in the Footer of the page in source tab and replace the IDs on this line to your listbox IDs:

Array("InsertRecordState", "InsertRecordCity");

 

<SCRIPT LANGUAGE="JavaScript">

var o_els = new 
Array("InsertRecordState", "InsertRecordCity");
   for (var i = 0; i < o_els.length; i++) 

{     
document.getElementsByName(o_els[i])[0].multiple=true;

}
</SCRIPT>