img1=new Image();
img1.src="plusb.gif";
img2=new Image();
img2.src="plusb.gif";
function leftNav(theListId, theImageId){
foldercontent = document.getElementById(theListId);
folderImage = document.getElementById(theImageId);
if (foldercontent.style.display=="none"){
foldercontent.style.display="";
//folderImage.src = "plusb.gif";
}
else{
foldercontent.style.display="none";
//folderImage.src = "plusb.gif";
}
}