function ImgOverOut (obj, onoff) {

	var imgpath = obj.src;
	var idx = imgpath.lastIndexOf('_o.');

	if (idx < 0) { idx = imgpath.lastIndexOf('.'); }
	else { idx += 2; }

	var fname = imgpath.substr(0, idx-2);
	if ( onoff == 1 ) { fname += '_o'; }
	else { fname += '_n'; }

	fname += '.gif';
	obj.src = fname;
}


function openWinCenter(URL,winName,w,h,scroll) {
	var x = (screen.width - w) / 2;
	var y = (screen.height - h) / 2;
	var option = "";
		option = option + "location=no,directories=no,resizable=no,status=no,toolbar=no,menubar=no,channelmode=no,";
		option = option + "scrollbars="+scroll+",left="+x+",top="+y+",width="+w+",height="+h;

	return window.open(URL,winName,option);
}


function openWinDefault(URL,winName,w,h,scroll) {
	var option = "";
		option = option + "location=no,directories=no,resizable=no,status=no,toolbar=no,menubar=no,channelmode=no,";
		option = option + "scrollbars="+scroll+",left=0,top=0,width="+w+",height="+h;

	window.open(URL,winName,option);
}


function openWinFree(URL,winName,w,h,x,y,scroll) {
	var option = "";
		option = option + "location=no,directories=no,resizable=no,status=no,toolbar=no,menubar=no,channelmode=no,";
		option = option + "scrollbars="+scroll+",left="+x+",top="+y+",width="+w+",height="+h;

	window.open(URL,winName,option);
}


function resizeMoveToCenter(URL,w,h) {
	var x = (screen.width - w) / 2;
	var y = (screen.height - h) / 2;

	window.moveTo(x,y);
	window.resizeTo(w,h);
	location.href=URL;
}


function getByteLength(str) {
	var len=0;
	if (str == null) return 0;
	for (var i=0;i<str.length;i++){
		var c=escape(str.charAt(i));
		if (c.length == 1) len++;
		else if (c.indexOf("%u") != -1) len+=2;
		else if (c.indexOf("%") != -1) len+=c.length/3;
	}
	return len;
}


function getByteLength_Replace(s) {
	var general = getByteLength(s);
	var space = (s.split(" ").length - 1) * 5;
	var lt = (s.split("<").length - 1) * 3;
	var gt = (s.split(">").length - 1) * 3;
	var br = (s.split("\n").length - 1) * 2;
	var sq = (s.split("'").length - 1);
	var len = general + space + lt + gt + br + sq;

	return len;
}


function getByteLength_general(s) {
	var general = getByteLength(s);
	var lt = (s.split("<").length - 1) * 3;
	var gt = (s.split(">").length - 1) * 3;
	var br = (s.split("\n").length - 1) * 2;
	var sq = (s.split("'").length - 1);
	var len = general + lt + gt + br + sq;

	return len;
}

function checkNumber(str){
	var sInt="0123456789";
	for (i=0;i<str.length;i++){
		if (sInt.indexOf(str.charAt(i)) == -1){
			return false;
			break;
		}
	}
	return true;
}

function checkSpaces(strValue) {
	for (var i=0;i<strValue.length;i++){
		if (strValue.charAt(i) != " "){
			return false;
			break;
		}
	}
	return true;
}

function checkString_userID(str) {
	var strOnly=/^([°¡-ÆRa-zA-Z0-9])/;
	for (i=0;i<str.length;i++){
		if(!strOnly.test(str.charAt(i))){
			return true;
		}
	}
}

function checkString_userPWD(str) {
	var sChar="0123456789abcdefghijklmnopqrstuvwxyzABCEDFGHIJKLMNOPQRSTUVWXYZ";
	for (i=0;i<str.length;i++){
		if (sChar.indexOf(str.charAt(i)) == -1){
			return true;
		}
	}
	return false;
}

function checkString(str) {
	var sChar="`~!@#$%^*|'=+\{};<>?";
	for (i=0; i<str.length; i++){
		if (sChar.indexOf(str.charAt(i)) != -1){
			return true;
			break;
		}
	}
	return false;
}

function checkString_hangle(str){
	var strOnly=/^([°¡-ÆR])/;
	for (i=0;i<str.length;i++){
		if(!strOnly.test(str.charAt(i))){
			return true;
		}
	}
}


function isEmail(e){
  return e.search(/^\s*[\w\_\-\.]+\@[\w\_\-]+(\.[\w\_\-]+)+\s*$/g)>=0;
}





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_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];}
}
function MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}