function Toggle(item,imgName) {
   obj=document.getElementById(item);
   visible=(obj.style.display!="none")
   key=document.getElementById("x" + item);
   if (visible) {
     obj.style.display="none";
	 if(imgName.indexOf("_")==-1){
		 key.innerHTML="<img src='images/n.gif'   hspace='0' vspace='0' border='0'>";
	 } else {
		key.innerHTML="<img src='images/n_ar.gif'   hspace='0' vspace='0' border='0'>";
	 }
   } else {
      obj.style.display="block";
      key.innerHTML="<img src='images/ns.gif'  hspace='0' vspace='0' border='0'>";
   }
}

function Expand() {
   divs=document.getElementsByTagName("DIV");
   for (i=0;i<divs.length;i++) {
     divs[i].style.display="block";
     key=document.getElementById("x" + divs[i].id);
     key.innerHTML="<img src='images/ns.gif' hspace='0' vspace='0' border='0'>";
   }
}

function Collapse() {
   divs=document.getElementsByTagName("DIV");
   for (i=0;i<divs.length;i++) {
     divs[i].style.display="none";
     key=document.getElementById("x" + divs[i].id);
     key.innerHTML="<img src='images/n.gif'  hspace='0' vspace='0' border='0'>";
   }
}