help debugging. please. im lost

[falsepride]

<form method="POST" action="/admin.php?act=addmember" name="newmember" style="">
<input type="checkbox" name="pic" value="true" onClick="javascript: shownifchecked();">
<input class="file" type="file" name="picsource" size="30" class="input" style="display:none</form>

and heres my java script for that

function showifchecked() {
  if(document.forms["newmember"].pic.checked == true) {
    document.forms["newmember"].picsource.style.display == "";
  }
}

its gotta be some stupid error. but i cant find it

and heres my second problem.

<a href="#" onClick=javascript: shownhide("document.forms['newmember']");>Add new member to the line up.</a></form><form method="POST" action="/admin.php?act=addmember" name="newmember" style="">

function showhide(form){
  if(form.style.display == "none") {
    form.style.display = ""
  } else {
    form.style.display = "none"
  }
}

please help.

[sde]

1. you are calling shownifchecked(); in your html code. should be showifchecked();

#2, same thing.

[falsepride]

ugh. codes still not working. i hate javascript, never gives errors that help.