var isIE = (navigator.userAgent.indexOf('MSIE') != -1);

//function AboutVega()
//{
//	alert("mailto:" + "vuongquangkhai" + "@" + "vnn.vn");
//}

//function onload() {
// 	if (GetPostVariable("ContactID", null) != null)
// 			return;
// 	if (GetPostVariable("InterviewID", null) != null)
// 			return;
// 
// 	var timeoutMinute = 60; 	
// 	setTimeout("location.reload()", timeoutMinute * 60000);	
// 	
// }

//function utf8(wide) {
//  var c, s;
//  var enc = "";
//  var i = 0;
//  while(i<wide.length) {
//    c= wide.charCodeAt(i++);
//    // handle UTF-16 surrogates
//    if (c>=0xDC00 && c<0xE000) continue;
//    if (c>=0xD800 && c<0xDC00) {
//      if (i>=wide.length) continue;
//      s= wide.charCodeAt(i++);
//      if (s<0xDC00 || c>=0xDE00) continue;
//      c= ((c-0xD800)<<10)+(s-0xDC00)+0x10000;
//    }
//    // output value
//    if (c<0x80) enc += String.fromCharCode(c);
//    else if (c<0x800) enc += String.fromCharCode(0xC0+(c>>6),0x80+(c&0x3F));
//    else if (c<0x10000) enc += String.fromCharCode(0xE0+(c>>12),0x80+(c>>6&0x3F),0x80+(c&0x3F));
//    else enc += String.fromCharCode(0xF0+(c>>18),0x80+(c>>12&0x3F),0x80+(c>>6&0x3F),0x80+(c&0x3F));
//  }
//  return enc;
//}

//var hexchars = "0123456789ABCDEF";

//function toHex(n) {
//  return hexchars.charAt(n>>4)+hexchars.charAt(n & 0xF);
//}

//var okURIchars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_-";

//function encodeURIComponentNew(s) {
//  var s = utf8(s);
//  var c;
//  var enc = "";
//  for (var i= 0; i<s.length; i++) {
//    if (okURIchars.indexOf(s.charAt(i))==-1)
//      enc += "%"+toHex(s.charCodeAt(i));
//    else
//      enc += s.charAt(i);
//  }
//  return enc;
//}

//function buildURL(fld)
//{
//	if (typeof encodeURIComponent == "function")
//	{
//		// Use JavaScript built-in function
//		// IE 5.5+ and Netscape 6+ and Mozilla
//		return encodeURIComponent(fld);
//	}
//	else 
//	{
//		// Need to mimic the JavaScript version
//		// Netscape 4 and IE 4 and IE 5.0
//		return encodeURIComponentNew(fld);
//	}
//}

//function destroyURL(fld)
//{
//	if (typeof decodeURIComponent == "function")
//	{
//		// Use JavaScript built-in function
//		// IE 5.5+ and Netscape 6+ and Mozilla
//		return decodeURIComponent(fld).replace(/\+/g, " ");
//	}
//	else 
//	{
//		// Need to mimic the JavaScript version
//		// Netscape 4 and IE 4 and IE 5.0
//		return "";
//	}
//}

//function moveCalendar(offset)
//{
//	var currentDate = new Date();

//	var dateString = GetPostVariable('Date', '');
//	if (dateString != '')
//	{
//		var dateElements = dateString.split('-');
//		var t = dateElements[0];
//		dateElements[0] = dateElements[1];
//		dateElements[1] = t;
//		currentDate = new Date(dateElements.join('-'));
//		
//	}
//	currentDate = new Date(currentDate.setDate(currentDate.getDate() + offset));
//	dateString = currentDate.getDate() + '-' + (currentDate.getMonth() + 1) + '-' + currentDate.getYear();
//	
//	location.search = 'ChannelID=' + GetPostVariable('ChannelID', 1) + '&Date=' + dateString;
//}

function showImage(url)
{
	showDialog('ImageView.htm?' + url.substr(url.indexOf('?') + 1), 524, 524);
}

function showDialog(url, width, height)
{
	return showWindow(url, false, false, false, false, false, false, true, true, width, height, 0, 0);
}

function showWindow(url, isStatus, isResizeable, isScrollbars, isToolbar, isLocation, isFullscreen, isTitlebar, isCentered, width, height, top, left)
{
	if (isCentered)
	{
		top = (screen.height - height) / 2;
		left = (screen.width - width) / 2;
	}

	open(url, '_blank', 'status=' + (isStatus ? 'yes' : 'no') + ','
	+ 'resizable=' + (isResizeable ? 'yes' : 'no') + ','
	+ 'scrollbars=' + (isScrollbars ? 'yes' : 'no') + ','
	+ 'toolbar=' + (isToolbar ? 'yes' : 'no') + ','
	+ 'location=' + (isLocation ? 'yes' : 'no') + ','
	+ 'fullscreen=' + (isFullscreen ? 'yes' : 'no') + ','
	+ 'titlebar=' + (isTitlebar ? 'yes' : 'no') + ','
	+ 'height=' + height + ',' + 'width=' + width + ','
	+ 'top=' + top + ',' + 'left=' + left);
}

function writeTime(s)
{
	var mydate=new Date(s)
	
	var year = mydate.getYear()
	if (year < 1000)
		year += 1900
	var month = mydate.getMonth() + 1
	if (month < 10)
		month = "0" + month
	var day = mydate.getDate()
	if (day < 10)
		day = "0" + day

	var dayw = mydate.getDay()
	
	var hour = mydate.getHours()
	if (hour < 10)
		hour = "0" + hour
	
	var minute=mydate.getMinutes()
	if (minute < 10)
		minute = "0" + minute
	var dayarray=new Array("Ch&#7911; Nh&#7853;t","Th&#7913; Hai","Th&#7913; Ba","Th&#7913; T&#432;","Th&#7913; N&#259;m","Th&#7913; S&#225;u","Th&#7913; B&#7843;y")
	document.write(dayarray[dayw]+", "+day+"/"+month+"/"+year+",&nbsp;"+hour+":"+minute+"")
}

function getTimeString(s)
{
	document.write("<span class=LargeTime2>");
	writeTime(s);
	document.write("</span>")
}

function Trim(s)
{
var i = 0;
while ((i < s.length) && (s.charCodeAt(i) == 32))
	i++;

var j = s.length - 1;
while ((j > i) && (s.charCodeAt(j) == 32))
	j--;

return s.substr(i, j - i + 1);
}

function GetPostVariable(param, defval)
{
	var	s = '&' + location.search.substr(1);
	var	i = s.indexOf('&' + param + '=');
	if (i == -1) return defval;

	s = s.substr(i + param.length + 2);
	i = s.indexOf('&');
	if (i == -1) return s;

	return s.substr(0, i);
}

//function DisplaySearchPage(PageCount)
//{
//document.write('Trang ');
//j = GetPostVariable('SearchPage', 1);
//for (i = 1; i <= PageCount; i++)
//	if (i != j)
//		document.write('<a class="SearchPage" href=index.aspx?SearchQuery=' + GetPostVariable('SearchQuery', 'Error') + '&SearchPage=' + i + '>' + i + '&nbsp;</a>');
//	else
//		document.write('[' + i + ']&nbsp;');
//i = parseInt(j) + 1;
//if (j < PageCount)
//	document.write('&nbsp;<a class="SearchPage" href=index.aspx?SearchQuery=' + GetPostVariable('SearchQuery', 'Error') + '&SearchPage=' + i + '>Xem ti&#7871;p&nbsp;</a>');
//}

function onLinkClick(link) {
    return showWindow(link, false, false, false, false, false, false, true, true, width, height, 0, 0);
}

function onLinkClickFull(link) {
    if (isIE)	//Mozilla and FireFox don't support non-standard attribute
    {
        window.open(link.href, '',
	    'toolbar=' + link.toolbar +
	    ',location=' + link.location +
	    ',status=' + link.statusbar +
	    ',menubar=' + link.menubar +
	    ',scrollbars= yes' +
	    ',resizable= yes' +
	    ',width= 770' +
	    ',height= 1000' +
	    ',top=' + link.top +
	    ',left=' + link.left);
        return false;
    }
}


//function displayInfo(info)
//{
//	if (info == 'weather')
//		showDialog('/transweb/thoitiet.htm', 480, 266);
//	if (info == 'forex')
//		showDialog('/transweb/tygia.htm', 450, 358);
//	if (info == 'gold')
//		showDialog('/transweb/giavang.htm', 450, 195);
//	if (info == 'tvguide')
//		showWindow('/transweb/truyenhinh.htm', false, false, true, false, false, false, true, true, 450, 350, 0, 0);
//	if (info == 'stock')
//		showDialog('/transweb/chungkhoan.htm', 770, 750);
//}

//function setHomePage(ctrl)
//{
//	ctrl.style.behavior='url(#default#homepage)';
//	ctrl.setHomePage(location.host);
//}
//function switchDisplay(id)
//{
//	ctrl = document.getElementById(id);
//	if (ctrl.style.display == "")
//		ctrl.style.display = "none";
//	else
//		ctrl.style.display = "";
//}

//function onCmdSearchClick()
//{
//	var q = Trim(document.SearchSubmit.SearchQuery.value);
//	
//	if (q == '')
//		return false;
//		
//	if ((q.indexOf('AND') == -1) && (q.indexOf('OR') == -1) && (q.indexOf('"') == -1))
//		q = '"' + q + '"';
//	
//	document.SearchSubmit.SearchQuery.value = q;
//	
//	return true;
//}
function TextboxChange(tb, f,sb)
{
       if (!f) 
        {
            if (tb.value == "") 
            {
                tb.value = sb;
            }
        }
       else
         {
            if (tb.value == sb)
                tb.value = "";
        }
}
/***********************************
            String Cut
************************************/
function cutStrExper( head, length )
{
    if(head == "?")
    {
        document.write("");
		return;
    }
        
   	var strLen = head.length;
	if (strLen > length)
	{
		head = head.substr(0, length+5) ;
		
		var lastIndexOfSpace = head.lastIndexOf(' ');
		
		if (lastIndexOfSpace > 0)
        {
            head = head.substr(0, lastIndexOfSpace) ;
        }
        else 
        {
            head = head.substr(0, length) ;
        }
		
		document.write(head + " ...");
		return;
	}
	else
	{
		document.write(head);		
	}		
}

function ReloadPage()
{
        setTimeout("ReloadPage()", 600000);
        if((GetPostVariable("ArticleID", "-1")!="-1")||(GetPostVariable("ContactID", "-1")!="-1")||(GetPostVariable("InterviewID", "-1")!="-1"))
        {
               return;
        }
        else
        {
               location.reload();
        }
}