function chg()
{
submenu=this.getElementsByTagName('dd')[0];
submenu.style.display='block';
}
function dch()
{
submenu=this.getElementsByTagName('dd')[0];
submenu.style.display='none';
}
function hover()
{var menu=document.getElementById('left');
for (i=0; i<menu.childNodes.length; i++)
{
var nav=menu.childNodes[i];
if (nav.nodeName=="DL"){nav.onmouseover=chg; nav.onmouseout=dch}
}
}
function unhide()
{
fo=document.getElementById('footer');
pa=fo.getElementsByTagName('p')[0];
pa.style.display='inline';
}
function hide()
{
fo=document.getElementById('footer');
pa=fo.getElementsByTagName('p')[0];
pa.style.display='none';
}
function foot()
{
hover();
f=document.getElementById('footer');
fp=f.getElementsByTagName('a')[0];
fp.onmouseover=unhide;
fp.onmouseout=hide;
}
window.onload=foot;