function isBlank(s)
{
	for(i=0;i<s.length;i++)
	{
		c=s.charAt(i);
		if((c!=' ')&&(c!='\n')&&(c!='\t'))return false;
	}
	return true;
}

function isBlank_empty(s)
{
	for(i=0;i<s.length;i++)
	{
		c=s.charAt(i);
		if((c!='\n')&&(c!='\t'))return false;
	}
	return true;
}

function isEmpty(s)
{
	c=s.length;
    if((c==''))return true;
}

function isBlank_Zero(s)
{
	for(i=0;i<s.length;i++){
		c=s.charAt(i);
		if((c!=' ')&&(c!='\n')&&(c!='\t')&&(c!='0'))return false;
	}
	return true;
}

function isNValidInt(s)
{
	var i, c;
	for (i=0; i<s.length; i++)	{
		c = s.charCodeAt(i);
		if ((c < 48) || (c > 57))
			return true;
	}
	return false;
}

function isNegInt(s)
{
	if (s<0)
		return true;
	else
		return false;
}

function isNValidIP(s) {
	if((isBlank(s))||(isNaN(s))||(isNValidInt(s))||(isNegInt(s))||(s<0||s>255))
		return true;
	else
		return false;
}

function isNValidLastIP(s) {
	if((isBlank(s))||(isNaN(s))||(isNValidInt(s))||(isNegInt(s))||(s<1||s>254))
		return true;
	else
		return false;
}

function isNValidPort(s) {
	if((isBlank(s))||(isNaN(s))||(isNValidInt(s))||(isNegInt(s))||(s<1||s>65535))
		return true;
	else
		return false;
}

function isNValidPortAllowZero(s) {
	if((isBlank(s))||(isNaN(s))||(isNValidInt(s))||(isNegInt(s))||(s<0||s>65535))
		return true;
	else
		return false;
}

function is2Hex(s) {
	var j,x = 0;
	for(var i = 0; i < s.length; i++) {
		var c = s.charAt(i);
		j = parseInt(c,16);
		if (j>=0 && j<=15) {
			if(x==1)	return false;
			x=1;
		}
	}
	return true;
}

function isHex(s) {
	var j, x = 0;
	for (var i = 0 ; i < s.length; i++) {
		var c = s.charAt(i);
		j = parseInt(c, 16);
		if (!(j>=0 && j<=15)) {
			x = 1;
		}
		if (x == 1) return false;
	}
	return true;
}

function isNValid(s) {
	if( isBlank(s) || is2Hex(s))
		return true;
	else
		return false;
}

function isNValids(s) {
	if( isBlank(s) || isHex(s))
		return true;
	else
		return false;
}

function MM_openBrWindow(theURL,winName,features){
  	var w = window.open(theURL,winName,features);
	w.focus(); // bring windows to front
}

function getElementsByFieldName(target_form, field)
{
	var i;
	var form;
	var value;
	if(target_form == null || field == null) return -1;
	for(i=0; i<target_form.length; i++)
	{
		if(target_form.elements[i].name == field)
			return i;
	}
	return -1;
}

function isNValidNum(s) {
	if((isBlank(s)) || (isNaN(s))||(isNValidInt(s))||(isNegInt(s)))
		return true;
	else
		return false;
}

function isNValidNum_ZERO(s) {
	if((isNaN(s))||(isNValidInt(s))||(isNegInt(s)))
		return true;
	else
		return false;
}

function isNValidUnicastIP(s) {
	if((isBlank(s))||(isNaN(s))||(isNValidInt(s))||(isNegInt(s))||(s<=0||s>=224))
		return true;
	else
		return false;
}

function isSpecialChar(s, name) {
	var src = new String(s);
	var lst = new String("\\\"\'\/");
	var i, n;

	n = lst.length;
	for (i=0; i<n; i++) {
		var c = lst.charAt(i);
		var tmpS = new String(c);
		if (src.indexOf(tmpS) != -1) {
			alert(name + ": \\ , \" , \/ and \' are invalid.");
			return true;
		}
	}

	return false;
}

//function isSpecialChar(s, name) {
//	var src = new.html String(s);
//	var lst = new String("\\\"\'");
//	var i, n;
//
//	n = lst.length;
//	for (i=0; i<n; i++) {
//		var c = lst.charAt(i);
//		var tmpS = new String(c);
//		if (src.indexOf(tmpS) != -1) {
//			alert(name + ": \\ , \" and \' are invalid.");
//			return true;
//		}
//	}
//
//	return false;
//}

////////// CHECK FORMAT

function checkIPAddr(dstText)
{
	data = dstText.match(/^/d{1,3}/d{1,3}/d{1,3}/d{1,3}$/);.html
	if (!data || !dstText) return false;
	return true;
}

function chkisValidIP (addr)
{
    var sub_addr;
    var net_id;
    var host_id;

    if (addr.search(/^\d{1,3}\.\d{1,3}\.\d{1,3}\./) == -1)
        return false;
    sub_addr = addr.split(/\./);
    if(sub_addr.length < 4) return false;
    if(sub_addr[3] == "*")
    	sub_addr[3] = "1";
    else
    {
    	if(isNaN(sub_addr[3]) == true) return false;
    }

    if (sub_addr[0] > 0xff || sub_addr[1] > 0xff || sub_addr[2] > 0xff || sub_addr[3] > 0xff)
        return false;

    if(sub_addr[0] < 128) /* A class */
    {
        if(sub_addr[0] == 0 || sub_addr[0] == 127)
            return false;
        host_id = sub_addr[1] * 0x10000 + sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
        if(host_id == 0 || host_id == 0xffffff)
            return false;
    }
    else if(sub_addr[0] < 192) /* B class */
    {
        host_id = sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
        if(host_id == 0 || host_id == 0xffff)
            return false;
    }
    else if(sub_addr[0] < 224) /* C class */
    {
        host_id = sub_addr[3] * 0x1;
        if(host_id == 0 || host_id == 0xff)
            return false;
    }
    else  /* Limit broadcast, Multicast net */
    {
        return false;
    }

    return true;
}

function checkEMail(dstText)
{
	data = dstText.match(/^/S+_/S+/S+$/);.html
	if (!data || !dstText) return false;
	return true;
}


// data.js
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//	firewall_a.stm;	firewall_d.stm;	firewall_mac.stm;	firewall_main.stm;	firewall_rule_a.stm;	firewall_spi_h.stm;	firewall_u.stm;
//	isp.stm;	atmint.stm;
//	lan_main.stm;	v_lan.stm;
//	nat_m.stm, nat_sp.stm;	nat_v.stm
//	route_tbl.stm;	r_rip.stm
//	setupw_main1.stm;	setupq6_main.stm
//	setup_dns.stm;
//	snmp_trap.stm;
//	system_c.stm;	system_i.stm;	system_p.stm;	system_remote_mgmt.stm;
//	wireless_1X.stm;	wireless_wep.stm;	wireless_wpa.stm;	wireless_wds.stm;
//	upnp_main.stm;
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//	atmpvc.stm;
//	nat_off.stm;
//	r_mort.stm;
//	wireless_mac.stm;
//	accessControlAdd.stm;

var tcp_proto = 6;
var udp_proto = 17;
var both_proto = 0;
var icmp_proto = 1;

// address mapping
var ADDRESS_MAP_NUMBER_PER_INTERFACE = 16;
var ADDRESS_MAP_TOTAL_COUNT = 16;

// virtual server
var VIRTUAL_SERVER_NUMBER_PER_INTERFACE = 20;
var VIRTUAL_SERVER_TOTAL_COUNT = 20;

// DMZ
var DMZ_NUMBER_PER_INTERFACE = 16;
var DMZ_TOTAL_COUNT = 16;

var PORT_MAX = 10, IP_MAX = 1;
var MAX_PPPOE_SESSION = 4;


// b_port, e_port
function PORT_RANGE()
{
	this.protocol = 0; // 0(both), tcp or udp
	this.b_port = 0;
	this.e_port = 0;
};

function IP_RANGE()
{
	this.ip = ""; // start ip
	this.count = 0;
};

function Interface_T()
{
	this.ip = new Array(4);
	this.mask = new Array(4);
	this.gateway = new Array(4);

	var i;
	for(i=0; i<4; i++)
	{
		this.ip[i] = 0;
		this.mask[i] = 0;
		this.gateway[i] = 0;
	}
};

function IsSameNetwork(int1, int2)
{
	var i;
	if(int1.ip == 0 || int2.ip == 0) return false;
	for(i=0;i<4;i++)
		if( (int1.ip[i] & int1.mask[i]) != (int2.ip[i] & int2.mask[i]) ) return false;

	return true;
}

// utility

// ex: strIP = "192.168.010.1"
function parseIP(strIP)
{
	var val1, val2, val3, val4;
	var IP = strIP.split(/\./);
	val1 = new Number(IP[0]);
	val2 = new Number(IP[1]);
	val3 = new Number(IP[2]);
	val4 = new Number(IP[3]);
	return (val1.valueOf() + '.' + val2.valueOf() + '.' + val3.valueOf() + '.' + val4.valueOf() )
}

function IpToLong(addr) {
	var	IP;
	var val1, val2, val3, val4, longIP;
	IP = addr.split(/\./);
	val1 = new Number(IP[0]);
	val2 = new Number(IP[1]);
	val3 = new Number(IP[2]);
	val4 = new Number(IP[3]);
    longIP = val1 * 0x1000000 + val2 * 0x10000 + val3 * 0x100 + val4;
	return longIP;
}

function isValidMASK (addr)
{
    var sub_addr;
	data = addr.match(/^/d{1,3}/d{1,3}/d{1,3}/d{1,3}$/);.html
	if (!data || !addr) return false;

    if (addr.search(/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/) == -1)
        return false;
    sub_addr = addr.split(/\./);
    if(sub_addr.length != 4) return false;
    if (addr.lastIndexOf(".") == (addr.length-1))
		return false;

	if(isNValidIP(sub_addr[0]) == true) return false;
	if(isNValidIP(sub_addr[1]) == true) return false;
	if(isNValidIP(sub_addr[2]) == true) return false;
	if(isNValidIP(sub_addr[3]) == true) return false;

    return true;
}

// DUPLICATE FUNCTION:
function isValidIP (addr)
{
    var sub_addr;
    var net_id;
    var host_id;

	data = addr.match(/^/d{1,3}/d{1,3}/d{1,3}/d{1,3}$/);.html
	if (!data || !addr) return false;

    if (addr.search(/^\d{1,3}\.\d{1,3}\.\d{1,3}\./) == -1)
        return false;
    sub_addr = addr.split(/\./);
    if(sub_addr.length != 4) return false;
    if (addr.lastIndexOf(".") == (addr.length-1))
		return false;

   	if(isNValidIP(sub_addr[0]) == true) return false;
   	if(isNValidIP(sub_addr[1]) == true) return false;
  	if(isNValidIP(sub_addr[2]) == true) return false;
   	if(isNValidIP(sub_addr[3]) == true) return false;

    if (sub_addr[0] > 0xff || sub_addr[1] > 0xff || sub_addr[2] > 0xff || sub_addr[3] > 0xff)
        return false;

    if(sub_addr[0] < 128) /* A class */
    {
        if(sub_addr[0] == 0 || sub_addr[0] == 127)
            return false;
        host_id = sub_addr[1] * 0x10000 + sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
        if(host_id == 0 || host_id == 0xffffff)
            return false;
    }
    else if(sub_addr[0] < 192) /* B class */
    {
        host_id = sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
        if(host_id == 0 || host_id == 0xffff)
            return false;
    }
    else if(sub_addr[0] < 224) /* C class */
    {
        host_id = sub_addr[3] * 0x1;
        if(host_id == 0 || host_id == 0xff)
            return false;
    }
    else  /* Limit broadcast, Multicast net */
    {
        return false;
    }

    return true;
}

////////// routine.js
//function isValidIP (addr)
//{
//    var sub_addr;
//    var net_id;
//    var host_id;
//
//    if (addr.search(/^\d{1,3}\.\d{1,3}\.\d{1,3}\./) == -1)
//        return false;
//    sub_addr = addr.split(/\./);
//    if(sub_addr.length < 4) return false;
//    if(sub_addr[3] == "*")
//    	sub_addr[3] = "1";
//    else
//    {
//    	if(isNaN(sub_addr[3]) == true) return false;
//    }
//
//    if (sub_addr[0] > 0xff || sub_addr[1] > 0xff || sub_addr[2] > 0xff || sub_addr[3] > 0xff)
//        return false;
//
//    if(sub_addr[0] < 128) /* A class */
//    {
//        if(sub_addr[0] == 0 || sub_addr[0] == 127)
//            return false;
//        host_id = sub_addr[1] * 0x10000 + sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
//        if(host_id == 0 || host_id == 0xffffff)
//            return false;
//    }
//    else if(sub_addr[0] < 192) /* B class */
//    {
//        host_id = sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
//        if(host_id == 0 || host_id == 0xffff)
//            return false;
//    }
//    else if(sub_addr[0] < 224) /* C class */
//    {
//        host_id = sub_addr[3] * 0x1;
//        if(host_id == 0 || host_id == 0xff)
//            return false;
//    }
//    else  /* Limit broadcast, Multicast net */
//    {
//        return false;
//    }
//
//    return true;
//}


// allow 0.0.0.0
function isValid_Zero_IP (addr)
{
    var sub_addr;
    var net_id;
    var host_id;
	data = addr.match(/^/d{1,3}/d{1,3}/d{1,3}/d{1,3}$/);.html
	if (!data || !addr) return false;

    if (addr.search(/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/) == -1)
        return false;
    sub_addr = addr.split(/\./);
    if(sub_addr.length != 4) return false;
    if (addr.lastIndexOf(".") == (addr.length-1))
			return false;

   	if(isNValidIP(sub_addr[0]) == true) return false;
   	if(isNValidIP(sub_addr[1]) == true) return false;
   	if(isNValidIP(sub_addr[2]) == true) return false;
   	if(isNValidIP(sub_addr[3]) == true) return false;

    if (sub_addr[0] > 0xff || sub_addr[1] > 0xff || sub_addr[2] > 0xff || sub_addr[3] > 0xff)
        return false;
	if(sub_addr[0] == 0 && sub_addr[1] == 0 && sub_addr[2] == 0 && sub_addr[3] == 0)
		return true;

    if(sub_addr[0] < 128) /* A class */
    {
        if(sub_addr[0] == 0 || sub_addr[0] == 127)
            return false;
        host_id = sub_addr[1] * 0x10000 + sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
        if(host_id == 0xffffff)
            return false;
    }
    else if(sub_addr[0] < 192) /* B class */
    {
        host_id = sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
        if(host_id == 0xffff)
            return false;
    }
    else if(sub_addr[0] < 224) /* C class */
    {
        host_id = sub_addr[3] * 0x1;
        if(host_id == 0xff)
            return false;
    }
    else  /* Limit broadcast, Multicast net */
    {
        return false;
    }

    return true;
}

////////// routine.js
// allow 0.0.0.0
//function isValid_Zero_IP (addr)
//{
//    var sub_addr;
//    var net_id;
//    var host_id;
//    if (addr.search(/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/) == -1)
//        return false;
//    sub_addr = addr.split(/\./);
//    if (sub_addr[0] > 0xff || sub_addr[1] > 0xff || sub_addr[2] > 0xff || sub_addr[3] > 0xff)
//        return false;
//	if(sub_addr[0] == 0 && sub_addr[1] == 0 && sub_addr[2] == 0 && sub_addr[3] == 0)
//		return true;
//
//    if(sub_addr[0] < 128) /* A class */
//    {
//        if(sub_addr[0] == 0 || sub_addr[0] == 127)
//            return false;
//        host_id = sub_addr[1] * 0x10000 + sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
//        if(host_id == 0 || host_id == 0xffffff)
//            return false;
//    }
//    else if(sub_addr[0] < 192) /* B class */
//    {
//        host_id = sub_addr[2] * 0x100 + sub_addr[3] * 0x1;
//        if(host_id == 0 || host_id == 0xffff)
//            return false;
//    }
//    else if(sub_addr[0] < 224) /* C class */
//    {
//        host_id = sub_addr[3] * 0x1;
//        if(host_id == 0 || host_id == 0xff)
//            return false;
//    }
//    else  /* Limit broadcast, Multicast net */
//    {
//        return false;
//    }
//
//    return true;
//}

// END_DUPLICATE FUNCTION

// parse port range string
function parseValueRange(value)
{
	var sub_value, range, sub_range;
	var i;
	var value1, value2;
    var dash;

	// check '*'
	if(value == null || value.length == 0) return null;
	if(value.length == 1)
	{
		if(value == '*')
		{
			range = new Array(1);
			range[0] = new PORT_RANGE();
			range[0].b_port = 1;
			range[0].e_port = 65535;
			return range;
		}
	}

	sub_value = value.split(/\,/);
	range = new Array(sub_value.length);
	for(i=0; i < sub_value.length; i++)
	{
		range[i] = new PORT_RANGE();
        dash = sub_value[i].indexOf("-");
		sub_range = sub_value[i].split(/\-/);
		if(sub_range.length == 1)
		{
            if(dash != -1) return null;
			if(isNaN(sub_range[0]) == true) return null;
			range[i].b_port = range[i].e_port = sub_range[0];
		}
		else if(sub_range.length == 2)
		{
			if(isNaN(sub_range[0]) == false && sub_range[1] == '*')
			{
				value1 = new Number(sub_range[0]);
				range[i].b_port = sub_range[0];
				range[i].e_port = 65535;
			}
			else
			{
				if(isNaN(sub_range[0]) == true || isNaN(sub_range[1]) == true) return null;
				value1 = new Number(sub_range[0]);
				value2 = new Number(sub_range[1]);
				if(value1.valueOf() > value2.valueOf())
				{
					range[i].b_port = sub_range[1];
					range[i].e_port = sub_range[0];
				}
				else
				{
					range[i].b_port = sub_range[0];
					range[i].e_port = sub_range[1];
				}
			}
		}
		else
			return null;
	}
	return range;
}

function parseIPValueRange(value)
{
	var sub_value, range, sub_range;
	var i;
	var value1, value2;
	var sub_addr;

	// check '*'
	if(value == null || value.length == 0) return null;
	if(value.length == 1)
	{
		if(value == '*')
		{
			range = new Array(1);
			range[0] = new IP_RANGE();
			range[0].ip = "0.0.0.0";
			range[0].count = 1;
			return range;
		}
		return null;
	}

	sub_value = value.split(/\,/);
	range = new Array(sub_value.length);
	for(i=0; i < sub_value.length; i++)
	{
		range[i] = new IP_RANGE();
		sub_range = sub_value[i].split(/\-/);

		if(sub_range.length == 1)
		{
			if(isValidIP(sub_range[0]) == false) return null;
    		sub_addr = sub_range[0].split(/\./);
    		if(sub_addr[3] == "*")
    		{
    			sub_addr[3] = "1";
				range[i].ip = sub_addr[0] + "." + sub_addr[1] + "." + sub_addr[2] + "." + sub_addr[3];
				range[i].ip = parseIP(range[i].ip);
				range[i].count = 254;
    		}
    		else
    		{
				range[i].ip = sub_addr[0] + "." + sub_addr[1] + "." + sub_addr[2] + "." + sub_addr[3];
				range[i].ip = parseIP(range[i].ip);
				range[i].count = 1;
    		}
		}
		else if(sub_range.length == 2)
		{
			if(isValidIP(sub_range[0]) == false || isNaN(sub_range[1]) == true ) return null;
    		sub_addr = sub_range[0].split(/\./);
			value1 = new Number(sub_addr[3]);
			value2 = new Number(sub_range[1]);
			if(value1.valueOf() > value2.valueOf())
			{
				range[i].ip = sub_addr[0] + "." + sub_addr[1] + "." + sub_addr[2] + "." + value2.valueOf();
				range[i].count = value1.valueOf() - value2.valueOf() + 1;
			}
			else
			{
				range[i].ip = sub_addr[0] + "." + sub_addr[1] + "." + sub_addr[2] + "." + value1.valueOf();
				range[i].count = value2.valueOf() - value1.valueOf() + 1;
			}
		}
		else
			return null;
	}
	return range;
}

function trueValueToInt(inValue) {

	//alert("inValue:" + inValue);
	if (inValue)
		return 1;
	else
		return 0;
}

function intValueToBool(inValue) {

	//alert("inValue:" + inValue);
	if (inValue == 0)
		return false;
	else
		return true;
}



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_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_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.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 MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function clear1() {
	window.status="";
}

var buttontype="'font-size:8pt;font-family:Verdana, Arial, sans-serif;font-weight:bold;BACKGROUND:#FFFFFF;border-style: outset;border-width:thin;border-color:#FFFFFF;color:#0000FF' onmouseover=\"this.style.backgroundColor='#A6A8BD'\" onmouseout=\"this.style.backgroundColor='#C6C6D6'\"";


function isInvalidDomain(s, name)
{
	var src = new.html String(s);
	var lst = new String(" /:*?\"<>|`=+\[];,");
	var i, n;

	n = lst.length;
	for (i=0; i<n; i++) {
		var c = lst.charAt(i);
		var tmpS = new String(c);
		if (src.indexOf(tmpS) != -1) {
			alert(name + ": \\ , \" , \/ and \' are invalid.");
			return true;
		}
	}

	return false;
}
function isInvalidPath(s, name) {
	var src = new.html String(s);
	var lst = new String("/:*?\"<>|");
	var i, n, c, tmpS;

	// check special char
	n = lst.length;
	for (i=0; i<n; i++) {
		c = lst.charAt(i);
		tmpS = new String(c);
		if (src.indexOf(tmpS) != -1) {
			alert(name+"ERROR!! ");
			return true;
		}
	}

	// check invalid special case ".\", "\."
	c = new String(".");
	tmpS = new String("\\");
	i = src.indexOf(c);
	n = src.indexOf(tmpS);
	if ((i != -1) && (n != -1)) {
		if (((i + 1) == n) || ((i - 1) == n)) {
			alert(name+"ERROR!! ");
			return true;
		}
	}

	return false;
}

function reload_top_page( pagename )
{
	if(parent!=null && parent.topFrame!=null)
		parent.topFrame.location.href = pagename ;
	else if(parent!=null && parent.parent!=null && parent.parent.topFrame!=null)
		parent.parent.topFrame.location.href = pagename ;
}

function getQueryValue( name )
{
	var query = location.search ;
	if (query=="") return "" ;
	query = query.substr( 1, query.length ) ; // ignore the first char: '?'
	var arr = query.split( /\&/ );
	name = name+"=" ;
	var index;
	for( var x = 0 ; x < arr.length ; x++ ){
		index = arr[x].indexOf(name) ;
		if( index != 0 )  continue ; // must match at the first character
		return arr[x].substr( name.length, arr[x].length ) ;
	}
	return "" ;
}