this TBS template is W3C compliant Valid HTML 4.01 Transitional

Example of item selection

The plug-in named "HTML" can help to select items in a list, a series of radio buttons or of checkboxes.

For list feeding, you just have to use a normal block bounded by the tags <option>.
 
List with values
List without values
     
Feeding a list:
 
Single selection:
     
Multiple selection:
 
Feeding and selecting:
     

Radio button and Checkbox selection:
 [onshow.sel1_name;ope=html;select=radio1]
->Red ->Green ->Blue ->Yellow ->White
 [onshow.sel2_name;ope=html;select=check1]
->Red ->Green ->Blue ->Yellow ->White