function newWindow(mypage,myname,w,h,features) {
  var winl = (screen.width-w)/2;
  var wint = (screen.height-h)/2;
  if (winl < 0) winl = 0;
  if (wint < 0) wint = 0;
  winl = 0; wint = 0;
  var settings = 'height=' + h + ',';
  settings += 'width=' + w + ',';
  settings += 'top=' + wint + ',';
  settings += 'left=' + winl + ',';
  settings += features;
  win = window.open(mypage,myname,settings);
  win.focus();
}

function my_getbyid(id)
{
  itm=null;
  if(document.getElementById)
  {
  	itm=document.getElementById(id);
  }
  else if(document.all)
  {
  	itm=document.all[id];
  }
  else if(document.layers)
  {
  	itm=document.layers[id];
  }
  return itm;
}
function toggleview(id)
{
	if(!id)return;
	if(itm=my_getbyid(id))
	{
		if(itm.style.display=="none")
		{
			my_show_div(itm);
		}
		else
		{
			my_hide_div(itm);
		}
	}
}
function my_hide_div(itm)
{
	if(!itm)return;
	itm.style.display="none";
}
function my_show_div(itm)
{
	if(!itm)return;
	itm.style.display="";
}
function togglecategory(fid,add)
{
 saved=new Array();
 clean=new Array();
 for(i=0;i<saved.length;i++)
 {
   if(saved[i]!=fid&&saved[i]!=""){clean[clean.length]=saved[i];}
 }
 if(add)
 {
 	clean[clean.length]=fid;
    my_show_div(my_getbyid('fc_'+fid));
    my_hide_div(my_getbyid('fo_'+fid));
 }
 else
 {
 	my_show_div(my_getbyid('fo_'+fid));
    my_hide_div(my_getbyid('fc_'+fid));
 }
}