function preview() {
				var ediv=document.getElementById('ediv');
				var pdiv=document.getElementById('containpdiv');
				if (pdiv.style.display=='none') {
					var content=document.getElementById('content').value.replace(/\n/g,'<br/>');
					pdiv.innerHTML='<p class="title">'+document.getElementById('title').value+'</p><p class="content">'+content+'</p>';
					ediv.style.display='none';
					pdiv.style.display='block';
				}
				else {
					ediv.style.display='block';
					pdiv.style.display='none';
				}
			}