var ie4=false;if(document.all){ie4=true;}
function getObject(id){if(ie4){return document.all[id];}else{return document.getElementById(id);}}
function toggle(link,divId){var lText=link.innerHTML;var d=getObject(divId);if(lText=='+'){link.innerHTML='-';d.style.display='block';}
else{link.innerHTML='+';d.style.display='none';}}