function changelink(c){var b="show",a="hide";try{parentUl=c.parentElement.parentElement;liChild=parentUl.firstChild;chartImage=parentUl.nextSibling;if(parentUl.childNodes!=null)var d=parentUl.childNodes.length;else return;for(count=1;count<=d;count++){if(liChild.firstChild==c){liChild.firstChild.className=a;liChild.lastChild.className=b;chartImage.className=b}else{liChild.firstChild.className=b;liChild.lastChild.className=a;chartImage.className=a}liChild=liChild.nextSibling;chartImage=chartImage.nextSibling}}catch(e){return}};