function CharLength(str) {
	var tmpStr;
	var temp = 0;
	var onechar;
	var tcount = 0;

	tmpStr = new String(str);
	temp = tmpStr.length;
	for (var k=0;k<temp;k++) {
		onechar = tmpStr.charAt(k);
		if (escape(onechar).length > 4) {
			tcount += 2;
		}
		else if (onechar!='\r') {
			tcount++;
		}
	}

	return tcount;
}

function CheckEmpty(Object,Name) {
	if(typeof(Object)!="undefined") {
		if(Object.value==""){
			alert(Name+" 입력해주세요.");
			eval(Object.focus());
			return false;
		}
	}
}
function OnlyNumber(){
	if(((event.keyCode<48)||(57<event.keyCode))&&(45!=event.keyCode)) event.returnValue=false;}

function ZipCode() {
	open("/common/include/pop_search_post.asp", "zipcode", "toolbar=no, location=no, status=no, menubar=no, scrollbars=no, resizable=no, width=400, height=350");
}

function Validchar(g,str){
	for( var i=0 ; i < g.length; i++ ){
		if( str.indexOf(g.charAt(i)) == -1 ) return g.charAt(i);
	}
	return true;
}
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_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_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];}
}

function ShowFlashObject(url, width, height) {
	document.write("<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0' width='"+width+"' height='"+height+"'>");
	document.write("<param name='movie' value='" + url + "'>");
	document.write("<param name='quality' value='high'>");
	document.write("<param name='wmode' value='transparent'>");
	document.write("<embed src='"+url+"' quality='high' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash' width='"+width+"' height='"+height+"'></embed>");
	document.write("</object>");
}

function f_show_progress() {
}

function bluring(){
if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") document.body.focus();
}

document.onfocusin=bluring;
function online_lecture(){
alert('준비 중입니다');
}

function cart_event(id) {
		if ( id == "" )
		{
			alert("로그인을 하셔야합니다.")
		}
		else 
		{
			location.href="/edushop/cart.asp?mem_id=" + id 
		}
	}

function OpenTest(){
window.open('/writing/testfrm.asp','LevelTest','width=520,height=440');
}