var isDOM = (document.getElementById ? true : false); 
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);
var isNS = navigator.appName == "Netscape";

function getRef(id) {
	if (isDOM) return document.getElementById(id);
	if (isIE4) return document.all[id];
	if (isNS4) return document.layers[id];
}

function moveRightEdge() {
	var yMenuFrom, yMenuTo, yOffset, timeoutNextCheck;

	if (isDOM) {
		yMenuFrom = parseInt (divMenu.style.top, 0);
		yMenuTo = (isNS ? window.pageYOffset : document.body.scrollTop);
	}
	timeoutNextCheck = 100;

	if (yMenuFrom != yMenuTo) {
		yOffset = Math.ceil(Math.abs(yMenuTo - yMenuFrom) / 20);
	if (yMenuTo < yMenuFrom)
		yOffset = -yOffset;
	if (isNS4)
		divMenu.top += yOffset;
	else if (isDOM)
		divMenu.style.top = parseInt (divMenu.style.top, 0) + yOffset;
		timeoutNextCheck = 10;
	}
	setTimeout ('moveRightEdge()', timeoutNextCheck);
}

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 div_show(obj,c_image_name,image_url,c_target,count){

  var c_image_url  
  
  div_hide(count,image_url);  
  obj.style.display= "inline";    
    
  document.getElementById(c_image_name).src = image_url + c_target + "_over.gif";   
  
}  

function div_show1(obj,c_image_name,image_url,c_target,count){
  
  var c_image_url  
  
  
  div_hide1(count,image_url);  
  obj.style.display= "inline";        
  
  document[c_image_name].src = image_url + c_target + ".gif";   
  
}  

function div_hide(count,img_url){
    var div_text;    
    var img_text;    
    var img_url_temp
    
    img_url_temp = img_url
    
    
    for(i=1;i<=count;i++){
      div_text = eval("span_"+i);            
      div_text.style.display = "none";
      
      document.getElementById("Image"+i).src = img_url_temp + i + ".gif";  
    }
}  
function div_hide1(count,img_url){
    var div_text;    
    var img_text;    
    var img_url_temp
    
    img_url_temp = img_url
    
    
    for(i=1;i<=count;i++){
      div_text = eval("span_"+i);            
      div_text.style.display = "none";
      
      document["Image"+i].src = img_url_temp + "0" + i + "_01.gif";  
    }
}


function pop_new_window3(url_addr){
	window.open(url_addr,"row","direction=no,location=no,menubar=no,status=no,scrollbars=no,toolbar=no,width=915,height=620");
}


function openPostSearch(oForm,rv1,rv2,ra){
	//oForm ÆûÀ̸§
	//rv1,rv2 ¿ìÆí¹øÈ£¸¦ ¹ÞÀ» ÇʵåÀ̸§
	//ra ³ª¸ÓÁö ÀÚµ¿ÀԷµǴ ÁÖ¼Ò°¡ µé¾î°¡´Â ÇʵåÀ̸§
	window.open( '/member/postsearch.asp?sendForm=' + oForm + '&rv1=' + rv1 + '&rv2=' + rv2 + '&ra=' + ra,'postsearch', 'width=490, height=250, menubar=no, resizable=no, scrollbars=yes, toolbar=no')
}

function Fit_str(str, len){

             var temp_str = str;
             var temp_len = len;
             var total_length, temp_char, rtn_str;
             total_length = 0;
             rtn_str = "";

             for(i=0; i<temp_str.length; i++){
                          temp_char = str.charAt(i);
                          if(escape(temp_char).length > 4){
                                       total_length += 2;
                          }
                          else{
                                       total_length += 1;
                          } 

                          if(total_length<=len){
                                       rtn_str += temp_char;
                          }
                          else{
                                       rtn_str += "...";
                                       break;
                          }
             }
             return rtn_str;
}

function display_flash(flashPath, width, height, alignment)
{	
	var obj = "";	
	obj += '<OBJECT classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" WIDTH="' + width + '" HEIGHT="' + height + '" ALIGN="' + alignment + '">';	
	obj += '<PARAM NAME=movie VALUE="' + flashPath + '">'; 	
	obj += '<PARAM NAME=quality VALUE=high>'; 	
	obj += '<EMBED src="'+ flashPath +'" quality=high WIDTH="' + width + '" HEIGHT="' + height + '" ALIGN="' + alignment + '" TYPE="application/x-shockwave-flash" PLUGINSPAGE="http://www.macromedia.com/go/getflashplayer"></EMBED>';	
	obj += '</OBJECT>';		
	document.write(obj);		
}