function changeUnit(){
	var URL = "script-AjaxFunc.php";	
	var data = "action=changeUnit&unitID="+document.examForm.elements['unitID'].value;
	ajaxLoad('get', URL, data, 'menuDiv');
}
 
 function changeAmphur_TumbonOffice(obj_div){
	var URL = "script-AjaxFunc.php";	
	if(obj_div=="amphurOffice"){
		var data = "action="+obj_div+"&provinceIDOffice="+document.frm.elements['provinceIDOffice'].value;
 		ajaxLoad('get', URL, data, 'amphurOfficeDiv');
		var data = "action=ClearTumbonOffice";
		ajaxLoad('get', URL, data, 'tumbonOfficeDiv');
	}
	if(obj_div=="tumbonOffice"){
		var data = "action="+obj_div+"&amphurIDOffice="+document.frm.elements['amphurIDOffice'].value;
 		ajaxLoad('get', URL, data, 'tumbonOfficeDiv');
 	}
}

function changeAmphur_Tumbon(obj_div){
		var URL = "script-AjaxFunc.php";	
	if(obj_div=="amphur"){
		var data = "action="+obj_div+"&provinceID="+document.frm.elements['provinceID'].value;
 		ajaxLoad('get', URL, data, 'amphurDiv');
		var data = "action=ClearTumbon";
		ajaxLoad('get', URL, data, 'tumbonDiv');
	}
	if(obj_div=="tumbon"){
		var data = "action="+obj_div+"&amphurID="+document.frm.elements['amphurID'].value;
 		ajaxLoad('get', URL, data, 'tumbonDiv');
 	}
 	 
}


 function number_format( number, decimals, dec_point, thousands_sep ) {
	var n = number, c = isNaN(decimals = Math.abs(decimals)) ? 2 : decimals;
	var d = dec_point == undefined ? "," : dec_point;
	var t = thousands_sep == undefined ? "." : thousands_sep, s = n < 0 ? "-" : "";
	var i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "", j = (j = i.length) > 3 ? j % 3 : 0;
   return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : "");
}

function format2(input)
    {
        var num = input.value.replace(/\,/g,'');
        if(!isNaN(num))
        {
            if(num.indexOf('.') > -1)
            {
                num = num.split('.');
                num[0] = num[0].toString().split('').reverse().join('').replace(/(?=\d*\.?)(\d{3})/g,'$1,').split('').reverse().join('').replace(/^[\,]/,'');
                if(num[1].length > 2)
                {
                    alert('กรุณาป้อนทศนิยมไม่เกินสองตำแหน่ง');
                    num[1] = num[1].substring(0,num[1].length-1);
                }
                input.value = num[0]+'.'+num[1];
            } 
            else
            { 
                input.value = num.toString().split('').reverse().join('').replace(/(?=\d*\.?)(\d{3})/g,'$1,').split('').reverse().join('').replace(/^[\,]/,'') ;
            };
        }
        else
        {
            alert('กรุณากรอกตัวเลขในช่องนี้');
            input.value = input.value.substring(0,input.value.length-1);
            
        }
    }

	function addCommas(nStr){
	   nStr = parseFloat(nStr);
	   nStr=nStr.toFixed(2);
	  nStr += '';
	 
	  x = nStr.split('.');
	  x1 = x[0];
	  x2 = x.length > 1 ? '.' + x[1] : '';
	  
	  var rgx = /(\d+)(\d{3})/;
	  while (rgx.test(x1)) {
	   x1 = x1.replace(rgx, '$1' + ',' + '$2');
	  }
	 
	  return x1 + x2;
}