function show(){
if (!document.getElementById) return false;
if (!document.getElementById("locktab")) return false;

document.getElementById('locklayer').style.width=document.body.scrollWidth;
document.getElementById('locklayer').style.height=document.body.scrollHeight;
document.getElementById('locktab').style.left=(document.body.scrollWidth-500)/2;

var show = document.getElementById("locktab");
show.style.width = "600px";
show.style.height = "0px";
movement = setTimeout("animation()",0);

}
function animation(){
 if (!document.getElementById) return false;
 if (!document.getElementById("locktab")) return false;
 var show = document.getElementById("locktab");
 var xpos = parseInt(show.style.width);
 var ypos = parseInt(show.style.height);
  if (xpos == 600 && ypos == 460){
 return true;
 }
 /* if (xpos < 400){
 xpos+=10
 }
 if (xpos > 400){
 xpos-=10
 }
 */
 if (ypos < 460){
 ypos+=20
 }
 if (ypos > 460){
 ypos-=10
 }
  show.style.width = xpos + "px";
 show.style.height = ypos + "px";
 movement = setTimeout("animation()",0);
}
function show2(){
if (!document.getElementById) return false;
if (!document.getElementById("locktab")) return false;
var show = document.getElementById("locktab");
show.style.width = "400px";
show.style.height = "200px";
show.style.display = "block";
movement = setTimeout("animation2()",0)
}
function animation2(){
 if (!document.getElementById) return false;
 if (!document.getElementById("locktab")) return false;
 var show = document.getElementById("locktab");
 var xpos = parseInt(show.style.width);
 var ypos = parseInt(show.style.height);
  if (xpos == 0 && ypos == 0){
 return true;
 }
  if (xpos < 0){
 xpos+=10
 }
 if (xpos > 0){
 xpos-=10
 }
 if (ypos < 0){
 ypos+=10
 }
 if (ypos > 0){
 ypos-=10
 }
  show.style.width = xpos + "px";
 show.style.height = ypos + "px";
 movement = setTimeout("animation2()",0);
}