var head="display:''"; img1=new Image(); img1.src="../IMAGES/FOLD.gif"; img2=new Image(); img2.src="../IMAGES/OPEN.gif"; img3=new Image(); img3.src="../IMAGES/LIST.gif"; var ns6=document.getElementById&&!document.all; var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1; function checkcontained(e){ var iscontained=0; cur=ns6? e.target : event.srcElement; i=0; if (cur.id=="foldheader") iscontained=1; else while (ns6&&cur.parentNode||(ie4&&cur.parentElement)){ if (cur.id=="foldheader"||cur.id=="foldinglist"){ iscontained=(cur.id=="foldheader")? 1 : 0; break } cur=ns6? cur.parentNode : cur.parentElement; } if (iscontained){ var foldercontent=ns6? cur.nextSibling.nextSibling : cur.all.tags("UL")[0]; if (foldercontent.style.display=="none"){ foldercontent.style.display=""; cur.style.listStyleImage="url(../IMAGES/OPEN.gif)"; } else { foldercontent.style.display="none"; cur.style.listStyleImage="url(../IMAGES/FOLD.gif)"; } } } if (ie4||ns6) document.onclick=checkcontained;