function toggleVisibility(element){
	document.getElementById(element).style.display = (document.getElementById(element).style.display == 'none') ? 'block' : 'none';
}

function injectPostEditControls(head_id, content_id, form_id, head, content){
	document.getElementById(head_id).parentNode.style.height = "29px";
	document.getElementById(head_id).innerHTML = 
		"<input name=\"headline\" margin-bottom=\"3px\" type=\"text\" size=\"100\" value=\""+head+"\"/>";
		
	document.getElementById(content_id).innerHTML = 
		"<textarea name=\"content\" cols=\"80\" rows=\"15\">"+content+"</textarea>";
}

function load_blog() {
	var aRequest = new XMLHttpRequest();
	aRequest.onreadystatechange = function(){
			if (aRequest.readyState==4 && aRequest.status==200) {
				document.getElementById('content').innerHTML = request.responseText;
			} else {
				document.getElementById('content').innerHTML = document.getElementById('content').innerHTML + '.';
			}
		};
	aRequest.open("GET", "php/blog_read.php", true);
	aRequest.send();
}