function showMe(it, box) {
    var vis = (box.checked) ? "block" : "none";
    document.getElementById(it).style.display = vis;
    }
function hideMe(it, box) {
    var hide = (box.checked) ? "none" : "block";
    document.getElementById(it).style.display = hide;
    }

var ids=new Array('div5');
function switchId(id){  
    hideAllIds();
    showDiv(id);
    }
function hideAllIds(){
    for (var i=0;i<ids.length;i++){
        hideDiv(ids[i]);
        }         
    }
function hideDiv(id) {
    if (document.getElementById) { 
        document.getElementById(id).style.display = 'none';
        }
    else {
        if (document.layers) {
            document.id.display = 'none';
            }
        else {
            document.all.id.style.display = 'none';
            }
        }
    }
function showDiv(id) {
    if (document.getElementById) {
        document.getElementById(id).style.display = 'inline';
        }
    else {
        if (document.layers) {
            document.id.display = 'inline';
            }
        else {
            document.all.id.style.display = 'inline';
            }
        }
    }
function enableSubmit() {
    document.extraForm.submitButton.disabled=false;
    }