function hiArrow(name)
{if(document.images[name]){document.images[name].src="/icons/pfeilX.gif";}}
function faArrow(name)
{if(document.images[name]){document.images[name].src="/icons/pfeil.gif";}}
function setPic(name,icon)
{if(document.images[name]){document.images[name].src=icon;}}