function hideall() {
    for (i = 0; i<text_count; ++i) {
        if (!document.getElementById("alltext"+i)) {} else {
        document.getElementById("alltext"+i).style.display = "none";}
    }
}

function displaycontent(id) {
    hideall();
    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 displaycontent1(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";
        }
    }
 }