function showHider(wt,ht) {
	try {
		var h=document.getElementById('ie_hider');
		h.style.display='block';
		h.style.width=wt;
		h.style.height=ht;
	}
	catch(err) {}
}

function hideHider() {
	try {
		var h=document.getElementById('ie_hider');
		h.style.display='none';
		h.style.width=1;
		h.style.height=1;
	}
	catch(err) {}
}