Making controls visible using javascript

[nainakarri]

Hi I have a 2 radio buttons (not radio button list) and 1 label and 1 textbox in the page. On pageload, i made label visible and textbox invisible. when clicking the other radio button, on selected_index change i made the textbox visible and label invisible. But i want the same using javascript as i dont the postback to happen. Could somebody provide me the code for this. Thanks in advance Naina :)

[vaghelabhavesh]

function showControl(id)
{
var ctrl = document.getElementById(id);
ctrl.style.visibility = "visible";
}

function hideControl(id)
{
var ctrl = document.getElementById(id);
ctrl.style.visibility = "hidden";
}

See this[^] for more help.

Be careful, there is no Undo Button(Ctrl+Z) in life.

[megivimal]

hi,, But document.getElementbyId(id) -->> returns the null value. how it will work.. Plz help me.....