Why doesn't my form post when I disable the submit button to prevent double clicking?

Question

Like every other web developer on the planet, I have an issue with users double clicking the submit button on my forms. My understanding is that the conventional way to han

Answer 1

Make sure that your javascript function returns true (or a value that would evaluate to boolean true), otherwise the form won't get submitted.

function btn_click()
var chk = document.getElementById("chk");
    if(chk.checked)
    {
            var btn = document.getElementById("btn");
            btn.disabled = true;
            return true;   //this enables the controls action to propagate
    }
    else    return false;  //this prevents it from propagating
}