function show_kattancs(){
var c = document.getElementById( "kattancsdiv" );
if (!c) {
var objBody = document.getElementsByTagName("body").item(0);
c = document.createElement( "div" );
c.setAttribute("id","kattancsdiv");
c.style.display = "none";
c.style.position = "absolute";
c.style.zIndex = "90";
objBody.insertBefore(c, objBody.firstChild);
}
c.innerHTML = '';
c.style.display="block";
}