function clear(ind){if(ind==1){loopsize=uppernumber;}
if(ind==2){loopsize=midnumber;}
if(ind==3){loopsize=lowernumber;}
if(ind==4){loopsize=uppernumber;}
for(var i=1;i<=loopsize;i++){if(ind==1){cmenu=('uppermenu'+i);}
if(ind==2){cmenu=('midmenu'+i);}
if(ind==3){cmenu=('lowermenu'+i);}
if(ind==4){cmenu=('view'+i);}
if(document.layers){clearmenu=document.layers[cmenu];}
else{if(document.all){clearmenu=document.all(cmenu).style;}
if(!document.all&&document.getElementById){clearmenu=document.getElementById(cmenu).style;}}
clearmenu.display='none';}}
function openmenu(n,o,p){if(n>0){togglevar=('uppermenu'+n);toggle(togglevar);togglevar2=('view'+n);toggleview(togglevar2);}
if(o>0){togglevar=('midmenu'+o);toggle(togglevar);}
if(p>0){togglevar=('lowermenu'+p);toggle(togglevar);}}
function highlightmenu(z){hmenu=('midmenu'+z);if(document.layers){highmenu=document.layers[hmenu].className;}
else{if(document.all){highmenu=document.all(hmenu).className;}
if(!document.all&&document.getElementById){highmenu=document.getElementById(hmenu).className;}}
highmenu='midmenuhigh';}
function toggle(n){menu=n;if(document.layers)
{submenu=document.layers[menu];}
else
{if(document.all)
{submenu=document.all(menu).style;}
if(!document.all&&document.getElementById)
{submenu=document.getElementById(menu).style;}}
if(submenu.display=='none'){submenu.display='block';}
else{submenu.display='none';}}
function toggleview(n){menu=n;if(document.layers)
{submenu=document.layers[menu];}
else
{if(document.all)
{submenu=document.all(menu).style;}
if(!document.all&&document.getElementById)
{submenu=document.getElementById(menu).style;}}
if(submenu.display=='none'){submenu.display='inline';}
else{submenu.display='none';}}