Change/Get check state of CheckBox

Question

I just want to get/change value of CheckBox with JavaScript. Not that I cannot use jQuery for this. I\'ve tried something like this but it won\'t work.

JavaScript fu

Answer 1

This is an example of how I use this kind of thing:

HTML :

JAVASCRIPT :

function ThisIsTheFunction(temp,temp2) {
  if(temp2 == true) {
    document.getElementById(temp).style.visibility = "visible";
  } else {
    document.getElementById(temp).style.visibility = "hidden";
  }
}