//


var visdiv=""
function showq(div) {

if (visdiv)
	hidediv(visdiv)

showdiv(div);
visdiv=div;

}


/**
 *	Help functions
 */
 
function getId(id) {
  return document.getElementById(id);
}


function getNames(name) {
  return document.getElementsByName(name);
}

function getRandomInt() {
  return parseInt(Math.random() * 10000000);
}

function showdiv(div){
	if(getId(div).style.display == "none")
        getId(div).style.display = "";
    else if(getId(div).style.display == "")
        hidediv(div);
    else
	    getId(div).style.visibility = "visible";
}

function hidediv(div){
    if(getId(div).style.display == "")
	    getId(div).style.display = "none";
	else
	    getId(div).style.visibility = "hidden";
}