function init_collaps_expanded(num)
{
var e;
var i=1;
for (i=1;i<=num;i++)
{
e=document.getElementById("P"+i);
e.style.visibility='hidden';
e.style.display = 'none';
 }	
}

function toggle(e,num) {

var p;
var pm;
	
 for (var i=1;i<=num;i++)
{
 p=document.getElementById("P"+i);
 pm=document.getElementById("open_close_P"+i);

 if(p.id != e.id )
 {
p.style.visibility="hidden"; 	
p.style.display = "none";
     pm.style.display = "block";
     pm.style.visibility="visible";

 }
else
{

  if (e.style.visibility == "visible") 
{

     e.style.visibility="hidden";
     e.style.display = "none";
     pm.style.display = "block";
     pm.style.visibility="visible";
  } 
else {

     e.style.display = "block";
     e.style.visibility="visible";
     pm.style.visibility="hidden";
     pm.style.display = "none";

 }
}
}
}