//	javascript.js
//	ÀÛ¼ºÀÚ: ±è¹ÌÈñ
//	ÀÛ¼ºÀÏ: 04.10.26
//	°³¿ä:   javascript.js´Â cgi ¿¡¼­ ¾²ÀÌ´Â ÀÚ¹Ù½ºÅ©¸³Æ® ÇÔ¼ö¸¦ µû·Î ¸ð¾Æ ³õÀº °ÍÀ¸·Î¼­,
//		cgi¿¡¼­ ¾²ÀÌ·Á¸é 
//			<script language="javascript" src="./javascript.js"></script>		
// 		ÀÌ·±½ÄÀ¸·Î ¸µÅ©¸¦ ÇØÁÖ¾î¾ßÇÑ´Ù. 
// 		ÀÚ¼¼ÇÑ »çÇ×Àº ÇØ´ç ÇÔ¼öÀÇ ÁÖ¼®À» Âü°íÇÏ±æ ¹Ù¶õ´Ù. 		
	

//<%@ page import="java.io.*" %>

function getCook(name)
{
	var found = false;
	var start, end;
	var i = 0;

	while(i <= document.cookie.length){
		start = i;
		end = start + name.length;
		if(document.cookie.substring(start, end) == name){
			found = true;
			break;
		}
		i++;
	}

	if(found == true){
		start = end + 1;
		end = document.cookie.indexOf(";", start);
		if(end<start)
			end = document.cookie.length;

		return document.cookie.substirng(start, end);
	}
}



//	ÀÌ ÇÔ¼ö´Â index.c ¿¡¼­ ÀÔ·ÂÇÑ id,passwordÀÇ ±æÀ̸¦ üũÇؼ­ ±æÀÌ°¡ 5~10ÀÌ ¾Æ´Ò°æ¿ì
//	alert ¸Þ¼¼Áö¸¦ ³¯·ÁÁØ´Ù.
//    elements numÀº firefox¿¡¼­ ¹®Á¦°¡ ÀÖ¾î nameÀ¸·Î º¯°æ -hjjung
function check_form(ele_name, str)
{
	if( document.login.elements[ele_name].value.length != 0 && document.login.elements[ele_name].value.length < 5 || document.login.elements[ele_name].value.length > 10)
	{
		alert(str + ' should be composed of 5 ~ 10 characters.');
		document.login.elements[ele_name].select();
		return;
	}
}


//	ÀÌ ÇÔ¼ö´Â showOnlyImageActivex¸¦ Ŭ¸¯ÇÏ¸é ½ÇÇàµÇ´Â ÇÔ¼öÀÌ´Ù.
//	»ç¿ëÀÚ°¡ showOnlyImageActivex¸¦ Ŭ¸¯Çϸé show_only_image=1 À¸·Î ÄíÅ°¸¦ ¼³Á¤ÇÑ´Ù.
//	show_only_image=1À¸·Î ¼³Á¤ÇѵÚ, showOnlyImage¸¦ ½ÇÇàÇÑ µÚ¿¡´Â „‰ change_cookie()¸¦ ½ÇÇàÇؼ­ 
//	show_only_image=0À¸·Î ¼³Á¤ÇؾßÇÑ´Ù.
function showOnlyImage()
{
	document.cookie = "show_only_image=" + escape("1") + "; path=" + escape("/");
}

//	ÀÌ ÇÔ¼ö´Â auth_levelÀÌ admin ±ÇÇÑÀÌ ÀÖ´ÂÁö üũÇÑÈÄ, activeX ¸ðµåÀ̸é disconnect¸¦ ÇÑ ÈÄ admin page¿¡ Á¢¼ÓÇÑ´Ù.
//	±×·¸Áö ¾ÊÀ» °æ¿ì, alert ¸Þ¼¼Áö¸¦ »Ñ·ÁÁØ´Ù. 
function AdminAuthCheck(mode,auth_level)
{
	if(auth_level < 43)
	{		
		alert('You are not administrator');  
		return false;
	}
	else if(mode ==10)
	{  // activex mode À϶§ 
		disConnect();
	}
}

//	ÀÌ ÇÔ¼ö´Â main.c ¿¡¼­  administrator menu¸¦ Ŭ¸¯ÇßÀ» ¶§ È£Ãâ ÇÏ´Â ÇÔ¼öÀÌ´Ù.
//	cookie¿¡ ¼³Á¤µÈ user_auth_level °ªÀ» Àоî¿Í admin authority°¡ adminÀÏ °æ¿ì¿¡´Â admin page·Î ¸µÅ© ½ÃÅ°°í,
//	±×·¸Áö ¾ÊÀ» °æ¿ì, alert ¸Þ¼¼Áö¸¦ »Ñ·ÁÁØ´Ù. 
function AdminConf(val)
{
	var vStart = 0;
	var vSemi = 0;
	var status_no=0;
	vStart = document.cookie.indexOf("user_auth_level", 0 );
	if(vStart!=-1) vSemi = document.cookie.indexOf(";", vStart);
	
	// ÄíÅ°°ª Áß¿¡¼­ current_status_noÀÇ ±æÀ̸¦ ¾Ë¾Æ³½´Ù.
	if(vStart!=-1) status_no = document.cookie.indexOf("=", vStart);
	
	if( vSemi == -1 ) vSemi = document.cookie.length;
	var val=document.cookie.substring( vStart + status_no+1, vSemi);
	var val_num=parseInt(val,10);
	
	if((vStart==-1)||(val_num < 43))
	{		
		alert('You are not administrator');
		return false;
	}
	
	if(val==10) {  // activex mode À϶§ 
		disConnect();
	}
}


//	ÀÌ ÇÔ¼ö´Â main.c¿¡¼­ framerate¸¦ º¯°æÇÒ °æ¿ì È£ÃâµÇ´Â ÇÔ¼öÀÌ´Ù.
//	»ç¿ëÀÚ°¡ framerate°ªÀ» º¯°æÇÒ °æ¿ì, º¯°æµÈ framerate °ªÀ» cookie·Î ¼³Á¤ÇÑ´Ù. 
function ChangeFramerateCookie(fr_value){
	if(fr_value==1)
		document.cookie = "frame_rate=" + escape("1") + "; path=" + escape("/");
	else if(fr_value==2)
		document.cookie = "frame_rate=" + escape("2") + "; path=" + escape("/");		
	else if(fr_value==3)
		document.cookie = "frame_rate=" + escape("3") + "; path=" + escape("/");	
	else if(fr_value==5)
		document.cookie = "frame_rate=" + escape("5") + "; path=" + escape("/");		
	else if(fr_value==10)
		document.cookie = "frame_rate=" + escape("10") + "; path=" + escape("/");		
	else if(fr_value==15)
		document.cookie = "frame_rate=" + escape("15") + "; path=" + escape("/");		
	else if(fr_value==20)
		document.cookie = "frame_rate=" + escape("20") + "; path=" + escape("/");		
	else if(fr_value==25)
		document.cookie = "frame_rate=" + escape("25") + "; path=" + escape("/");		
	else if(fr_value==30)
		document.cookie = "frame_rate=" + escape("20") + "; path=" + escape("/");																
	else 
		document.cookie = "frame_rate=" + escape("5") + "; path=" + escape("/");																	
}

//	ÀÌ ÇÔ¼ö´Â main.c ¿¡¼­ logoutÀ» Ŭ¸¯ÇÒ ¶§ ½ÇÇàµÇ´Â ÇÔ¼öÀÌ´Ù.
//	»ç¿ëÀÚ°¡ logout À» Ŭ¸¯Çϸé, ±âÁ¸¿¡ ¼³Á¤µÈ ÄíÅ°¸¦ null °ªÀ̳ª, not À¸·Î ¼³Á¤ÇÑ´Ù. 
function ResetCookie(val){
	document.cookie = "frame_rate=" + escape("") + "; path=" + escape("/");
	document.cookie = "expansion=" + escape("") + "; path=" + escape("/");
	document.cookie = "mode=" + escape("not") + "; path=" + escape("/");
	document.cookie = "user_id=" + escape("") + "; path=" + escape("/");
	document.cookie = "user_auth_code=" + escape("") + "; path=" + escape("/");
	document.cookie = "user_auth_level=" + escape("") + "; path=" + escape("/");
	document.cookie = "behindfirewall=" + escape("") + "; path=" + escape("/");
	document.cookie = "show_only_image=" + escape("") + "; path=" + escape("/");
	
	if(val==10) {  // activex mode À϶§ 
		disConnect();
	}		
}

//	ÀÌ ÇÔ¼ö´Â showOnlyImageActivex ½ÇÇàÇÑ µÚ¿¡ show_only_image=1·Î µÇ¾îÀÖ´Â °ÍÀ» 
//	´Ù½Ã 0À¸·Î ¼³Á¤Çϱâ À§ÇØ ½ÇÇàµÇ´Â ÇÔ¼öÀÌ´Ù.
//	show_only_image=0À¸·Î ¼³Á¤ÇØ¾ß main.c¿¡¼­ showOnlyimage°¡ ¾Æ´Ñ main ÆäÀÌÁö¸¦ º¸¿©Áֱ⠶§¹®ÀÌ´Ù.	  
function change_cookie()
{
	document.cookie = "show_only_image=" + escape("0") + "; path=" + escape("/");
}



function openlogin(){
	loginwin=window.open('login.cgi','login', 'toolbar=no,menubar=no,location=no,directions=no, scrollbars=no,status=yes,width=400,height=300');
}

function closelogin(){
	loginwin.close();
}