function validate(thisform) {
		with (thisform) {
			if (comment.value==null||comment.value=="") {
				alert("Please add a comment.");
				return false;
			} else {
				if (name.value==null||name.value=="") {
				  	alert("Please enter your name");
				  	return false;
				} else {
					if (email.value==null||email.value=="") {
				  		alert("Please enter your email address.\rThis will not be published.");
				  		return false;
					} else {
						return true;
					}
					return false;
				}
			}
		}
	}
	
	function process (act) {
		if (validate(document.getElementById('cf'))) {
			document.getElementById('cf').action.value = act;
			document.getElementById('cf').action = "essay.php#view_comments";
		    document.getElementById('cf').submit();
		
			//document.comment_form.action.value = action;
			//document.comment_form.submit();
		}
	}
	
	function stopRKey(evt) { 
		var evt = (evt) ? evt : ((event) ? event : null); 
		var node = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null); 
		if ((evt.keyCode == 13) && (node.type=="text"))  {return false;} 
	}
	//document.onkeypress = stopRKey;