function class_forum(myString) {
	var mySplitResult = myString.split('//**//');
	
	switch(mySplitResult[2]) {
		case 'submitForm':
			switch(mySplitResult[3]) {
				case 'success':
					alert('留言成功!');
					location.href = 'green_campus.php';
				break;
				case 'fail':
					var errorResult = mySplitResult[4].split('/n/r');
					var displayErrorResult = '';
					
					errorResultLength = errorResult.length - 1;
					for(i = 0; i < errorResultLength; i++ ) {
						displayErrorResult += errorResult[i]+'\n';
					}
					alert(displayErrorResult);
				break;
			}
		break;
	}
}

function submitForumForm(member_id) {
	receiverXMLHttpObj.open('POST','forum_act.php',true);
	receiverXMLHttpObj.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
	receiverXMLHttpObj.send('action_type=submitForm&member_id='+member_id+'&title='+document.forum_form.title.value+'&content='+document.forum_form.content.value);
	receiverStatusChecker();
	receiverXMLHttpObj.onreadystatechange=receiverStatusChecker;
}