function showHide(id) {
	var obj = document.getElementById(id);
	if (obj.style.display == 'none')
		obj.style.display = 'block';
	else
		obj.style.display = 'none';
}

function bluring(){  
if(event.srcElement.tagName=="A"||event.srcElement.tagName=="img") document.body.focus(); 
} 
document.onfocusin=bluring;