document.onclick=check;
function check(e){
var target = (e && e.target) || (event && event.srcElement);
var obj = document.getElementById('hideDiv');
var obj2 = document.getElementById('sho');
var obj3 = document.getElementById('reHideDiv');
var parent = checkParent(target);
if(target==obj){obj.style.display='none'}
if(target==obj2){obj.style.display='block';
	obj2.style.display='none';}
if(target==obj3){obj.style.display='none';
	obj2.style.display='block';}
}
function checkParent(t){
while(t.parentNode){
if(t==document.getElementById('hideDiv')){
return false
}
t=t.parentNode
}
return true
}