function showDiv(a,b,c){


  var e=document.getElementById(a);
  var f=document.getElementById(c);
  
  
  if(!e)return true;
  if(e.style.display=="none"){
    e.style.display="block";
	if (f) {
		f.style.display="none";}
	//href05.style.display="none";
  } else {
    e.style.display="none";	
	//href05.style.display="block";	
	if (f) {
		f.style.display="block";}
	if (b) {
		document.location.href=b;}
  }
  
  return true;
}