function CheckFormSubmit() {
   document.getElementById('btnConfirm').disabled = true;
   return true;
}

function CheckFormSubmit2() {
   document.getElementById('btnConfirm2').disabled = true;
   return true;
}

function CheckFormSubmit3() {
   document.getElementById('btnImgConfirm').style.display = "none";
   document.getElementById('btnImgActive').style.display  = "";
   return true;
}

function CheckFormSubmit4() {
   document.getElementById('btnImgConfirm2').style.display = "none";
   document.getElementById('btnImgActive2').style.display  = "";
   return true;
}

function searchForm() {
	if(document.getElementById('input_search').value=="Search") {
		document.getElementById('input_search').value = '';
	}
}

function registerFormUsername() {
	if(document.getElementById('frm_username').value=="Username") {
		document.getElementById('frm_username').value = '';
	}
}



function SubmitDeleteForum() {
	if(confirm('ยืนยันการลบกระทู้นี้')){
		document.getElementById("frm_delete_forum").submit();
	}
}

function SubmitDeleteForumReply(topic_comment_id) {
	if(confirm('ยืนยันการลบความคิดเห็นนี้')){
		document.getElementById("topic_comment_id").value = topic_comment_id;
		document.getElementById("frm_delete_forum_reply").submit();
	}
}

function SubmitPin(fl) {
	if(fl==1) {
		if(confirm('ยืนยันปักหมุดกระทู้นี้')){
			document.getElementById("pin_fl").value = "Y";
			document.getElementById("frm_pin_forum").submit();
		}
	}
	else {
		if(confirm('ยืนยันยกเลิกปักหมุดกระทู้นี้')){
			document.getElementById("pin_fl").value = "N";
			document.getElementById("frm_pin_forum").submit();
		}
	}
}