//이메일 체크
function CheckEmail(strText)
{
 if (strText.match(/^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+.[a-zA-Z.]+$/))
 {
  return true;
 }
 else
 {
  return false;
 }
}

//파일 다운로드

function FileDown(file,realName){

	if(file.length > 1) {
		location.href="/chungam/servlet/dwFile?filename="+encodeURI(file)+"&realName="+encodeURI(realName);


	}
}



function FileDown2(file,realName){

	if(file.length > 1) {
		//location.href="/chungam/servlet/dwFile?filename="+encodeURI(file)+"&realName="+encodeURI(realName);
		location.href = "/asia/research/download.jsp?filename=" + encodeURI(file);
	}
}



function img_resize(frm,x,y){

var imgInfo = new Image();
imgInfo.src = document.getElementById(frm).src;

var img_x = imgInfo.width;
var img_y = imgInfo.height;
var img_basex = x;
var img_basey = y;
var modbase;


if(img_x >= img_y) //이미지 사이즈가 가로형이라면
{


 if(img_x > img_basex){
  modbase = img_basex / img_x ;
  img_x = img_x * modbase;

  if(img_y > img_basey)
   img_y = img_y * modbase;
 }


}else if (img_x < img_y){    //이미지 사이즈가 세로형이라면


 if(img_y > img_basey){
  modbase = img_basey / img_y ;
   img_y = img_y * modbase;
  if(img_x > img_basex){
   img_x = img_x * modbase;
  }
 }
 

}



document.getElementById(frm).width = img_x;
document.getElementById(frm).height = img_y;


}


function img_resize(frm,x){

var imgInfo = new Image();
imgInfo.src = document.getElementById(frm).src;

var img_x = imgInfo.width;
var img_y = imgInfo.height;
var img_basex = x;
var modbase;


 if(img_x > img_basex){
  modbase = img_basex / img_x ;
  img_x = img_x * modbase;
  img_y = img_y * modbase;
 }

document.getElementById(frm).width = img_x;
document.getElementById(frm).height = img_y;

}

/*
파일 확장자 체크
*/
extArray = new Array(".php", ".php3", ".php5",".phtml",".asp",".aspx",".jsp",".cfm",".pl",".bat",".exe",".dll",".reg",".cgi",".html",".htm",".js",".sh",".com");

function LimitAttach(file) {
var allowSubmit = true;

	if (!file) return true;

	while (file.indexOf("\\") != -1)
		file = file.slice(file.indexOf("\\") + 1);
		
	ext = file.slice(file.indexOf(".")).toLowerCase();
		
	for (var i = 0; i < extArray.length; i++) {
		if (extArray[i] == ext) { allowSubmit = false; break; }
	}

	return allowSubmit;
}

/************************************************************
* Popup Script 시작 
************************************************************/


//  화면 정중앙에 POPUP WINODOW OPEN

function popCwin( url, name, w, h, scroll) {

  var wl = (window.screen.width/2) - ((w/2) + 10);
  var wt = (window.screen.height/2) - ((h/2) + 50);

  var option = "height="+h+",width="+w+",left="+wl+",top="+wt+",screenX="+wl+",screenY="+wt+",scrollbars="+scroll + ", status=yes";

  commonPopWin = window.open( url, name, option );
  commonPopWin.focus();
}

// 원하는 위치에 POPUP WINODOW OPEN

function popUwin( url, name, w, h, wl, wt, scroll,r) {

  var option = "status=no,height="+h+",width="+w+",left="+wl+",top="+wt+",screenX="+wl+",screenY="+wt+",scrollbars="+scroll+",resizable="+r;

  commonPopWin = window.open( url, name, option );
  commonPopWin.focus();
}

/************************************************************
* Popup Script 끝
************************************************************/

/****************************************
	file download  시작
****************************************/


function fldown(URL){document.all.filedownload.src=URL;}



/****************************************
	file download  끝
****************************************/