function obj_find(what, where)
{var x,p;
if(!where) where=document;
if(!(x=where[what]) && where.all) x=where.all[what];
for (i=0;!x&&i<where.forms.length;i++) x=where.forms[i][what];
for(i=0;!x&&where.layers&&i<where.layers.length;i++) x=obj_find(what, where.layers[i].document);
return x;}

function sub_over(num)
{var x,i;
for (i=0; i<5; i++) if (num != i) sub_out(i);
if ((x=obj_find("sub"+num)) != null) {v = 'show';
  if (x.style) {x = x.style; v='visible';}
  x.visibility=v;}
}




function sub_out(num)
{if ((x=obj_find("sub"+num)) != null) {
  v = 'hide';
  if (x.style) {x = x.style; v='hidden';}
  x.visibility=v;}
}
function sub_outall()
{
var num;
for (num=0;num<5;num++)
{
if ((x=obj_find("sub"+num)) != null) {
  v = 'hide';
  if (x.style) {x = x.style; v='hidden';}
  x.visibility=v;}
}
}
function over()
{
this.color
}