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This shows how to keep a user from updating a form field upon a radio button selection that the user can select to lock that field.
Body Code:
<form name="_f"> <input type=radio name=_l checked onclick='setLock(0)' value='0'>Open <input type=radio name=_l onclick='setLock(1)' value='1'>Locked <input type=text name=_t value='' onfocus='blurIfLocked()'> </form> <script type=text/javascript> var locked=0; // 0 open : 1 locked. function setLock(_l) {locked=_l;} function blurIfLocked() { if (locked==1) document._f._t.blur() } function setTo(_v) { if (locked!=1) document._f._t.value=_v; } </script> <BR><a href="javascript:setTo('one')">ONE</a> <BR><a href="javascript:setTo('two')">TWO</a>
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