/**********************************************************************
*********************            °ª üũÇ챉            ***********************
**********************************************************************/
// ¾Õ, µÚ °ø¹é »èÁ¦
function trim(field_name) {
	re = /^\s+|\s+$/g;
	var strSource =field_name;
	return strSource.replace(re, '');		
}

//¼ýÀÚüũ
function check_num(num) {
	var result = true;	
	for(var i=0;i<num.length;i++)	{
		var codenum=num.charCodeAt(i);
		if(codenum > 58 || codenum<47) {
			result=false;
		}
	}	
	return result;
}

//¿µ¹®ÀÚ Ã¼Å©
function alpa_check(input_str) {
	var result = true;
	for(var i=0; i < input_str.length; i++){ 
		if((input_str.charAt(i) >= 'A' && input_str.charAt(i) <= 'Z') ||
		   (input_str.charAt(i) >= 'a' && input_str.charAt(i) <= 'z')) { ; } 		
		else {
			result = false;
			break;
		}
	}
}

/**********************************************************************
*********************        üũ ¹Ú½º ¼±ÅÃÇ챉       **********************
**********************************************************************/
// Check Box ¸ðµÎ ¼±ÅÃÇϱâ
function checkAll(formName, fieldName, checkField) {
  var thestate = eval("document."+ formName + "."+ fieldName + ".checked") ;
  var el_collection=eval("document.forms."+ formName + "."+checkField);

    if(el_collection.length == undefined) { // ¼±Åà Ç׸ñÀÌ ÇÑ°³ ¶Ç´Â ¾ø´Â °æ¿ì
        el_collection.checked=thestate;
    } else {
        for (c=0;c<el_collection.length;c++)
            el_collection[c].checked=thestate;
    }
}

// üũ¹Ú½º¸¦ ¶óµð¿À ¹öưó·³ »ç¿ë
function checkBox(name, cb) {
	var cnt = eval("employ_search." + name + ".length");
	for (j = 0; j < cnt ; j++) {
		if (eval("document.employ_search." + name + "[" + j + "].checked") == true) {
			eval("document.employ_search." + name + "["+ j+ "]").checked = false;
			if (j == cb) {
				eval("document.employ_search." + name + "["+ j+ "]").checked = true;
			}
		}
	}
}



/**********************************************************************
*********************            Image Over            ***********************
**********************************************************************/
// ¸Þ½ÃÁö ÀÔ·Â Á¾·ù¿¡ µû¶ó ÀÔ·ÂÆû Ãâ·Â
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_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) { //v4.01
  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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);