var _enter                   ="Please enter an integer between1-20"
var _Delete                  ="Delete"
var _Delete1                 ="Delete"
var _checkbox                ="Add checkbox"
var _Tick                    ="Tick the box"
var _value                   ="Checkbox value"
var _del                     ="Delete"
var _number                  ="Tick the box number:"
var _g                       ="A"
var _Determine               ="OK"
var _Cancel                  ="Cancel"