function ID(id){
if(document.getElementById) return document.getElementById(id);
else if(document.layers) return document.id;
else return document.all.id;
}
function Flip(ID1){
if(ID(ID1).style.display=='none'){
	ID(ID1).style.display='block';
}else if(ID(ID1).style.display=='block'){
ID(ID1).style.display='none';
}
}