/*------------------------------------*/
/*Name: sms.js						  */
/*DESC: global javascript functions	  */
/*------------------------------------*/


// 弹出窗口
function OpenWin( gourl , w, h ,l,t,win)
{
	//  [in] gourl:		弹出窗口的url
 	//  [in] w:     	弹出窗口的宽度
    //  [in] h:    		弹出窗口的高度
    //  [in] l:			弹出窗口初始位置(screen left)
    //  [in] t:			弹出窗口初始位置(screen top)
    var m_left = ( screen.width  - w  ) / 2;
    var m_top  = ( screen.height - h ) / 2;

	if( l != null && l != '' )m_left= m_left + l / 2;
	if( t != null && t != '' )m_top= m_top + t / 2;
	if( win == null || win == '')win = '';
    param = 'resizable=0, scrollbars=0, width=' + w + ', height=' + h + ', left=' + m_left + '; top=' + m_top;
    window.open ( gourl, win, param );
}

// start ErrorWin programming
function ErrorWin (id,w,h)
{
	var winurl;
	var l = '';
	var t = '';
	if(w == null || w == '') w = 440;
	if(h == null || h == '') h = 260;

        winurl = "./info/underconstructed.html";
	OpenWin( winurl , w, h ,l,t)
}


// tab,enter健按下移动焦点
function MoveFocus(tarName)
{
	// [in] tarName:	焦点要移动的目标[object]
	// alert(event.keyCode);
	if(event.keyCode == 9)
	{
		//document.all[tarName].select ();
		document.all[tarName].focus ();
		window.event.returnValue = false;
		return false;
	}
}

// 弹出cookie对应的alert提示框
function MsgBox(CookieName,MsgDesc,DelayTime)
{
	//  [in] CookieName:    Cookie名称
    //  [in] MsgDesc:    	提示内容
    //  [in] DelayTime:		延迟时间
	var cookie_tag = CookieName;
	var validity = 1000 * 60 * 5;		//	millisecond scale
	var cookie_str = document.cookie;

	if ( -1 != cookie_str.search ( cookie_tag ) )
	{
		//	popup the adv window.
		window.setTimeout("alert('" + MsgDesc + "')", DelayTime );

		//	delete the cookie.
		date = new Date ();
		date.setTime ( date.getTime () - validity );

		cookie_str = cookie_tag + ";expires=" + date.toUTCString ();
		document.cookie = cookie_str;
	}
}


// convert url to script's src
function pop_script_src(scriptName, url)
{
	//  [in] scriptName:	script name
	//  [in] url:			link url
	document.all[scriptName].src = url;
}



// start subscribe shortcode

function openbook(id,ct,w,h)
{
	var winurl;
	var l = '';
	var t = '';
	if(w == null || w == '') w = 420;
	if(h == null || h == '') h = 550;

        winurl = "service_intra.php?subcode="+id;
	OpenWin( winurl , w, h ,l,t)
}




// start send ringtone programming
function send_ringtone (id,ct,w,h)
{
	var winurl;
	var l = '';
	var t = '';
	if(w == null || w == '') w = 500;
	if(h == null || h == '') h = 350;

        winurl = "./send_ringtone.php?ringtone_id="+id;
	OpenWin( winurl , w, h ,l,t)
}

// start send programming
function send_logo (id,ct,w,h)
{
	var winurl;
	var l = '';
	var t = '';
	if(w == null || w == '') w = 440;
	if(h == null || h == '') h = 260;

        winurl = "./send_logo.php?logo_id="+id;
	OpenWin( winurl , w, h ,l,t)
}

// start send text programming
function send_text(id,ct,w,h)
{
	var winurl;
	var l = '';
	var t = '';
	if(w == null || w == '') w = 500;
	if(h == null || h == '') h = 300;

        winurl = "./send_text.php?text_id="+id;
	OpenWin( winurl , w, h ,l,t)
}

function trimString(str)
{
  var i,j;

  if(str == "") return "";

  for(i=0;i<str.length;i++)
    if(str.charAt(i) != ' ') break;
  if(i >= str.length) return "";

  for(j=str.length-1;j>=0;j--)
    if(str.charAt(j) != ' ') break;

  return str.substring(i,j+1);
}
function check_sms_search (aform)
{
	var search_val = trimString(aform.search_name.value);

	if( ("" == search_val) || ("请输入查询内容" == search_val) )
	{
		alert("请输入查询内容");
		aform.search_name.focus();
		return false;
	}
	return true;
}

function open_banner_js(src)
{
	document.all.open_banner_js.src=src;
}

function urlencode ( content )
{
	content = content.replace( /\&/g, '%26' );
	content = content.replace( /\+/g, '%2B' );
	content = content.replace( /\n/g, '%0A' );
	content = content.replace( /\#/g, '%23' );

	return content;
}


function calc_sms_length ( content )
{
	var len = 0;

	content = content.replace ( /\r\n/g, "\n" );

	for ( i = 0; i < content.length; i ++, len ++ )
	{
		if ( 0x80 < content [i] )
		{
			i += 1;
		}
	}

	return len;
}

function calc_sms_chunk_num ( content )
{
	len_per_sms = 68;
	len_total = calc_sms_length ( content );

	num = parseInt ( len_total / len_per_sms ) + ( ( len_total % len_per_sms ) ? ( 1 ) : ( 0 ) );

	return num;
}

function CloseWin()
{
	var ua=navigator.userAgent
	var ie=navigator.appName=="Microsoft Internet Explorer"?true:false
	if(ie)
	{
	    var IEversion=parseFloat(ua.substring(ua.indexOf("MSIE ")+5,ua.indexOf(";",ua.indexOf("MSIE "))))
		if(IEversion< 5.5)
		{
		    var str  = '<object id=noTipClose classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">'
		    str += '<param name="Command" value="Close"></object>';
		    document.body.insertAdjacentHTML("beforeEnd", str);
		    document.all.noTipClose.Click();
	    }
	    else
	    {
		    window.opener =null;
		    window.close();
	    }
	}
	else
	{
		window.close()
	}
}

// 随机显示广告
function RanBanner(strImgString)
{
	// [in]strImgString:用","隔开的图片地址串
	var strRanNum;
	var strImgArr = new Array;
	// 拆分图片地址串，生成一个图片地址的数组
	strImgArr = strImgString.split(",");
	
	// 得到随机数
	strRanNum = parseInt ( ( Math.random() * 1000000 ) % strImgArr.length )
	
	// 显示随机图片
	document.write("<img src="+strImgArr[strRanNum]+" border=0>");
}