function validate_form ( )
{
    valid = true;

	if ( 
		( document.docselection.padtype[0].checked == false )
	 && ( document.docselection.padtype[1].checked == false ) 
	 && ( document.docselection.padtype[2].checked == false ) 
	 && ( document.docselection.padtype[3].checked == false ) 
	 && ( document.docselection.padtype[4].checked == false )  )

	    {
	        alert ( "Please choose your Product before continuing" );
	        valid = false;
	    }


    return valid;
}