var Timeout;
var Pause=200;
var Items = 7
function n_GetX(El){
 var X = 0;
 do {X += El.offsetLeft} while ((El = El.offsetParent) != null);
 return X;
}
function n_GetY(El){
 var Y = 0;
 do { Y += El.offsetTop } while ((El = El.offsetParent) != null);
 return Y;
}
function ShowItem(num) {
HideAll();
LeftCoord=n_GetX(document.getElementById('a'+num))-15;
TopCoord=n_GetY(document.getElementById('a'+num));

 if(document.getElementById('a'+(num+1))!=null)
 {   LeftCoord2=n_GetX(document.getElementById('a'+(num+1)));
     if(document.getElementById('img'+num)!=null)document.getElementById('img'+num).width=LeftCoord2-LeftCoord-17;
 }
 if(document.getElementById('menu'+num)!=null)
 {        document.getElementById('menu'+num).style.left = LeftCoord;
         document.getElementById('menu'+num).style.top = TopCoord+15;
         document.getElementById('menu'+num).style.visibility = 'visible';
 }
}

function HideAll() {
 for(var i=0;i<=Items;i++)
  HideItem(i);
}

function HideItem(num){
if(document.getElementById('menu'+num)!=null)document.getElementById('menu'+num).style.visibility = 'hidden';
}