/*
function displaycontent(id) {
    if (id != null) {
        var d = document.getElementById(id).style.display;
        document.getElementById(id).style.display = d == "none" || d == "" ? "block" : "none";
        if (document.getElementById(id).style.display == "none") {
            document.getElementById("divopen").style.display = "block";
        }
    }
}*/
function displaycontent(id) {
if(id != null){
var d = document.getElementById(id).style.display;
document.getElementById(id).style.display = (d == "none" || d == "") ? "block" : "none";
if(document.getElementById(id).style.display == "none"){
document.getElementById("divopen").style.display = "block";
}
}
}