function checkemail(elm){
var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i
var returnval=emailfilter.test(elm.value)
var img = document.getElementById('valid');
	if (returnval==false){
		img.src = 'images/mini_icons/x.png'
		img.title = 'Wrong email format !!';
	} else {
		img.src = 'images/mini_icons/valid.png'
		img.title = 'OK !!';
	}
}

function check_number() {
e_k=event.keyCode
//if (((e_k < 48) || (e_k > 57)) && e_k != 46 ) {
if (e_k != 13 && (e_k < 48) || (e_k > 57)) {
event.returnValue = false;
alert("ต้องเป็นตัวเลขเท่านั้น กรุณาตรวจสอบข้อมูลของท่านอีกครั้ง...\n(Must be at Number Please enter your information again...)");
}
}

function check_userpass() {
e_k=event.keyCode
if ((e_k < 13) || (e_k >13 && e_k < 45) || (e_k > 45 && e_k < 48) || (e_k > 57 && e_k < 65) || (e_k > 90 && e_k < 95) || (e_k > 95 && e_k < 97) || (e_k > 122)) {
event.returnValue = false;
alert("ต้องเป็นตัวอักษรภาษาอังกฤษ (a-z, A-Z), ตัวเลข (0-9), เครื่องหมาย \"-\", เครื่องหมาย \"_\" เท่านั้น  \nและห้ามมีการเว้นวรรคเด็ดขาด กรุณาตรวจสอบข้อมูลของท่านอีกครั้ง... \n(Must be at letters(a-z, A-Z), number (0-9), \"-\" sign, \"_\" sign, but no space \nPlease enter your information again...)");
}
}

function calSum(v) {
	e_k=event.keyCode
	if (e_k <= 57 && e_k >= 48) {
	event.returnValue = false;
	var elm = document.getElementById("total_score");
	var v1 = parseFloat(v);
	var v2 = parseFloat(elm.value);
	var res = v1 + v2;
	elm.value = res;
	}
}

function	hideRelation(box,id) {
	var elm = document.getElementById('chk_'+id);
	elm.style.display = box.checked? "none":"block" 
}

function showHideText(box,id)  {  
var elm = document.getElementById(id)  
elm.style.display = box.checked? "block":"none" 
}

function showHideBox(box,id)  {  
var elm = document.getElementById(id)  
elm.style.visibility = box.checked? "visible":"hidden" 
}

function checkObjOfMonth(box,id,id2)  {  
var elm = document.getElementById(id)  
var elm2 = document.getElementById(id2)  
elm.readOnly = box.checked? true:false 
elm.style.borderColor = box.checked? "":"#EAEAEA"
elm2.readOnly = box.checked? false:true 
elm2.style.borderColor = box.checked? "#EAEAEA":"" 
}

function showHideSubmit(box,id)  {  
var elm = document.getElementById(id)  
elm.disabled = box.checked? false : true 
}

function startAjax() {
   try { return new ActiveXObject("Msxml2.XMLHTTP");  } catch(e) {} //IE 6 , 7
   try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) {} //IE 5 or Above
   try { return new XMLHttpRequest();          } catch(e) {} //Native Javascript 
   alert("XMLHttpRequest not supported");
   return null;
};

function stateAjax(check,load_bar){
switch (check.readyState)
{
	case 1:							
		load_bar.innerHTML='<img src="images/loading.gif" style="vertical-align: middle;"> โหลดข้อมูล';
	break;
	case 2:
		load_bar.innerHTML='Data Sent...';
	break;
	case 3:
		load_bar.innerHTML='Getting...';
	break;
	case 4:
		load_bar.innerHTML='';
		if (check.readyState.status == 200)
		{
			alert('complete...');
		}
	break;
}

}

/* Script ทำหน้า Pages Loading*/

function clearPreloadPage() { //DOM
	if (document.getElementById){
	document.getElementById('prepage').style.visibility='hidden';
	} else { if(document.layers){ //NS4
	document.prepage.visibility = 'hidden';
	} else { //IE4
	document.all.prepage.style.visibility = 'hidden';
	}

}

}

function autoFocus(filename){
	if (filename == "login")	{
		document.getElementById('user').focus();
	}
}

// ไฟล์ Preload Image // ======================

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

// ======================

//####### Create Popup

function createPOP(url,name,additional) {
	window.open(url,name,additional);
}

// =====================
/* ===================================  */

/**
* Default function.  Usually would be overriden by the component
*/
function submitbutton(pressbutton) {
	if (pressbutton === 'delete')
	{
		if (confirm('ต้องการลบข้อมูลใช่ไหมคะ !! '))
		{
			submitform(pressbutton);
		}
	} else {
	submitform(pressbutton);
	}
}

/**
* Submit the admin form
*/
function submitform(pressbutton){
	document.frmView.page.value=pressbutton;
	try {
		document.frmView.onsubmit();
		}
	catch(e){}
		document.frmView.submit();
}

/* ===================================  */

function refreshPage(elm){
	document.frmView.submit();
}

function checkThisFields(id) {
	var elm = document.getElementById("cid["+id+"]");
	if (elm.checked == false) {
		elm.checked = true;
	} else {
		elm.checked = false
	}
}

// ทำไฮไลท์แถว

function highlight(e,elm,color,id) {
	var chk = document.getElementById('cid_' + id);
	if (chk.checked == false) {
		elm.style.backgroundColor=color
		elm.style.cursor='Pointer';
	} else {
		if (e == "over") {
			elm.style.backgroundColor=color
		} else {
			elm.style.backgroundColor="#EEFFEE";
		}
	}
}

function checkRowBox(elm,id) {
	var chk = document.getElementById("cid_" + id);
	if (chk.checked == false)	{
		chk.checked = true;
		elm.style.backgroundColor = "#EEFFEE";
		isChecked(chk.checked);
	} else {
		chk.checked = false;
		isChecked(chk.checked);
	}
}

// function for check box
function isChecked(isitchecked){
	if (isitchecked == true){
		document.frmView.boxchecked.value++;
	}
	else {
		document.frmView.boxchecked.value--;
	}
}

function addOrRemoveAll(elm){
var chks = document.getElementsByName("cid[]");
var idx = null;
var current_background = null;
	if (elm.checked == true) {
		for (i = 0; i < chks.length; i++) {
			chks[i].checked = true;
			idx = i + 1; // สร้าง index 
			document.getElementById('r_' + idx).style.backgroundColor = '#EEFFEE'; // กำหนดสี กรณีที่มีการคลิ๊ก all
			document.frmView.boxchecked.value++;
		}
	} else {
		for (i = 0; i < chks.length; i++) {
			chks[i].checked = false;
			idx = i + 1; // สร้าง index เพื่อทำ hightlight สี 
			// ทำการสร้างเงื่อนไขเพื่อหาว่าสีแต่ละแถวคือ 
			if (idx % 2 == 0) {
				current_background = '#F5F5F5';
			} else {
				current_background = '#FFFFFF';
			}
			document.getElementById('r_' + idx).style.backgroundColor = current_background; // กำหนดสี 
			document.frmView.boxchecked.value--;
		}
	}
}

function createDiv() {
	var put = document.getElementById('append');
	tagDIV = document.createElement("DIV");
	tagDIV.id = 'newDiv';
	tagDIV.innerHTML = '<input type="textbox" name="poll_choice[]" size="30" value=""> <input type="textbox" name="poll_choice_value[]" size="5" value="">';
	put.appendChild(tagDIV);
}

function createFileUpload(id) {
	var put = document.getElementById('appendFile');
	tagDIV = document.createElement("DIV");
	tagDIV.id = 'newDiv';
	tagDIV.innerHTML = '<input type=\"file\" name=\"attach['+id+'][]\" class=\"upload\"> ไฟล์เอกสารเท่านั้น (ไฟล์ Word หรือ ไฟล์ PDF) ';
	put.appendChild(tagDIV);
}

function createUploadDiv(id) {
	var put = document.getElementById('append');
	tagDIV = document.createElement("DIV");
	tagDIV.id = 'newDiv';
	tagDIV.innerHTML = '<input type=\"file\" name=\"upload['+id+'][]\" class=\"upload\">';
	put.appendChild(tagDIV);
}