var sc = 0;
function checkform(){
    var n = document.inquiry;
    var mc = 0;
    var bc = 0;
    if (sc <1) {
        sc++;
    }else {
//        alert("You have already sent the inquiry mail!\n\nIf you could not see the confirm message in a popup window,\n\nplease turn off your anti-popup program in this site.\n\n(ex:Google Toolbar,MYIE2,Norton Internet Security...etc)\n\nThank You!");
        return false;
    }

    for (var i=0; i < n.elements.length; i++) {
        //if(n.elements[i].name=='manufacturers[]' &&  n.elements[i].checked) {
        //    mc++;
        //}
        if(n.elements[i].name=='business[]' &&  n.elements[i].checked) {
            bc++;
        }
    }
    //if (mc==0){
    //    alert("No manufacturer selected!\nPlease check the manufacturers you want to contact.");
    //    sc = 0;
    //    return false;
    //}

    if (n.f_manufacturer.value==""){
        alert("Please add some manufacturers into inquiry basket.\n\nIf you have selected and still see this message, please enable COOKIE in your web browser.\n\nThank you!");
        sc = 0;
        return false;
    }

    if (n.f_subject.value==""){
        alert("Please input the [Subject] field.");
        sc = 0;
        n.f_subject.focus();
        return false;
    }
    //if (bc==0){
    //    alert("Please check the [Type of business] field.");
    //    sc = 0;
    //    return false;
    //}
    if (n.f_message.value==""){
        alert("Please input the [Message] field.");
        sc = 0;
        n.f_message.focus();
        return false;
    }
    if (n.f_compname.value==""){
        alert("Please input the [Company Name] field.");
        sc = 0;
        n.f_compname.focus();
        return false;
    }
    if (n.f_address.value==""){
        alert("Please input the [Street Address] field.");
        sc = 0;
        n.f_address.focus();
        return false;
    }
    if (n.f_city.value==""){
        alert("Please input the [City] field.");
        sc = 0;
        n.f_city.focus();
        return false;
    }
    if (!checkSelect(n.f_country)) {
        alert("The field of Country must be selected.");
        sc = 0;
        n.f_country.focus();
        return false;
    }
    if (typeof(n.f_firstname) == "undefined") {
        if (n.f_contact.value=="") {
            alert("Please input the [Contact Person] field.");
            sc = 0;
            n.f_contact.focus();
            return false;
        }
    } else {
        if (n.f_firstname.value==""){
            alert("Please input the [First Name] field.");
            sc = 0;
            n.f_firstname.focus();
            return false;
        }
        if (n.f_lastname.value==""){
            alert("Please input the [Last Name] field.");
            sc = 0;
            n.f_lastname.focus();
            return false;
        }
        n.f_contact.value = n.f_firstname.value + ' ' + n.f_lastname.value;
    }
    if (n.f_mmail.value==""){
        alert("Please input the [Major E-Mail] field.");
        sc = 0;
        n.f_mmail.focus();
        return false;
    }
    if (n.f_tel_a.value=="" || n.f_tel_b.value=="" || n.f_tel_c.value==""){
        alert("Please input the [Telephone] field.");
        sc = 0;
        n.f_tel_a.focus();
        return false;
    }
    if (n.authinput.value==""){
        alert("Please input the [Confirm Code] field.");
        sc = 0;
        n.authinput.focus();
        return false;
    }

	if ( base64encode(utf16to8(n.authinput.value)) != n.check_authnum.value) {
        alert("[Confirm Code] might be wrong !!");
        sc = 0;
        n.authinput.value = "";
        n.authinput.focus();
        return false;
    }

    chkStr = n.f_mmail.value;
    var Pat = /^[\w][\w\.\-]+@[\w][\w\.\-]+\.[\w][\w\.\-]+$/;
    var chk = chkStr.match(Pat);
    if (chk == null) {
        alert("Please input a valid E-Mail Address.");
        sc = 0;
        n.f_mmail.focus();
        return false;
    
	}

	return true;
}
function createwindow(url) {
  window.open("http://www.manufacturers.com.tw/" + url,"","toolbar=no,menubar=no,location=no,status=yes,scrollbars=yes,resizable=no,width=620,height=400")
}

function media_win(m_id,mp) {
    mmsurl = "http://media.manufacture.com.tw/tradeshow.php?mid=" + m_id + "&mp=" + mp;
    window.open(mmsurl,'player','width=520,height=382,scrollbars=no,status=no,toolbars=no');
}

// inquiry basket section
function setCookie(t) {
    //document.cookie="q_id=;";
    //document.cookie="qn=;";
    //document.cookie="p_id=;";
    //document.cookie="pn=;";

    id_list = document.cart.elements.length;
    if ( t=="p"){
        var cookie_name = "p_id=";
        var number_name = "pn=";
    }else{

        var cookie_name = "q_id=";
        var number_name = "qn=";
    }
    var cookie_value = "";
    var checked_num = 0;
    // get exist cookie
    var old_cookie_value = readCookie(cookie_name);
    var old_num_value = readCookie(number_name);
    if ( !old_num_value ) old_num_value = 0;

    // parse form
    for ( i=0 ; i<id_list ; i++ ){
       if ( (document.cart.elements[i].checked) && (document.cart.elements[i].name == "inquiry[]") ) {
           ck1 = document.cart.elements[i].value + "_";
           ck2 = "_" + document.cart.elements[i].value + "_";
           // filter duplicate cookie
           if ( old_cookie_value.substring(0,ck1.length) != ck1 && old_cookie_value.indexOf(ck2) == -1  ) {
               if ( checked_num>0 ) cookie_value += "_";
               cookie_value += document.cart.elements[i].value;
               checked_num++;
           }
        }
    }

    if ( ( checked_num + parseInt(old_num_value) ) <= 20 ) {
        // write cookie
        if (checked_num>0){
            if ( old_num_value ) {
                checked_num += parseInt(old_num_value);
            }
            document.cookie = number_name + checked_num + ";path=/";
            document.cookie = cookie_name + old_cookie_value + cookie_value + ";path=/";

            // Add by Ayling @2007-01-18 即時於右上詢問籃中顯示數量
            if (getCookie("qn") > 0) {
                document.getElementById('inq_basket').innerHTML = "<span id='inq_basket'>(<span class='red'><strong>"+getCookie("qn")+"</strong></span>)</span>";
            } else {
                //if(document.getElementById('inq_basket') != null)
                document.getElementById('inq_basket').innerHTML = "<span id='inq_basket'></span>";
            }

            alert ("You have added the item into inquiry basket successfully.") ;
        }
    }else{
        alert ("Basket limit exceed, maxiamum 20 companies.\n\n You have already selected " + parseInt(old_num_value) + " companies.");
    }
}

function readCookie (cookie_name){
    ck = document.cookie + ";";

    start = ck.indexOf(cookie_name);
    if ( start != -1){
        end = ck.indexOf(";",start);
        var old_cookie_value = ck.substring(start+cookie_name.length,end);
        if ( old_cookie_value ) old_cookie_value += "_";
    }else{
        var old_cookie_value = "";
    }

    return old_cookie_value;
}

// Add by Ayling@2007-01-18
function getCookie(name) {
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1) {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    } else {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1) {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}

function check_basket(t) {
    setCookie(t);
    if ( t=="p"){
        var cookie_name = "p_id=";
        var number_name = "pn=";
    }else{

        var cookie_name = "q_id=";
        var number_name = "qn=";
    }
    //var cookie_name = "q_id=";
    var cookie_value = readCookie(cookie_name);

    if ( !cookie_value ) {
        alert("Please add your selected manufacturers into inquiry basket.");
        return false;
    }
}

function selectAll(frm, column) {
    id_list = eval("document." + frm + ".elements.length");
    for ( i=0 ; i<id_list ; i++ ){
	if (eval("document." + frm + ".elements[i].name")==column) {
		eval("document." + frm + ".elements[i].checked = true");
	}        
    }
}

function clearAll(frm, column) {
    id_list = eval("document." + frm + ".elements.length");
    for ( i=0 ; i<id_list ; i++ ){
	if (eval("document." + frm + ".elements[i].name")==column) {
		eval("document." + frm + ".elements[i].checked = false");
	}  
    }
}

function checkoutCart(frm, column) {
    id_list = frm.length;
    var flag = 0;
	var cookie_value = "";
	var checked_num = 0;
	var cookie_name = "inq_id=";
    for ( i=0 ; i<id_list ; i++ ) {
       if ( (frm.elements[i].checked) && (frm.elements[i].name == column) ) {
		   flag++;
		   if ( checked_num>0 ) cookie_value += "_";
		   cookie_value += frm.elements[i].value;
		   checked_num++;
        }
    }
	if (flag > 0) {
        document.cookie = cookie_name + cookie_value + ";path=/";
        frm.mod.value = "inquiry_now";
		frm.action = "/business_inquiry.php";
		frm.submit();
		return true;
	} else {
		alert('Please select some item!');
		return false;
	}
}

function checkoutCart1(frm, x) {  // 直接contact
	var cookie_value = x;
	var checked_num = 0;
	var cookie_name = "inq_id=";
	document.cookie = cookie_name + cookie_value + ";path=/";
	if (frm){
		id_list = frm.length;   
		frm.mod.value = "inquiry_now";
		frm.action = "/business_inquiry.php";
		frm.submit();
		return true;		
	} else {
		location.href= "/business_inquiry.php?mod=inquiry_now";
	}
/*
    id_list = frm.length;
	var cookie_value = x;
	var checked_num = 0;
	var cookie_name = "inq_id=";
	document.cookie = cookie_name + cookie_value + ";path=/";
	frm.mod.value = "inquiry_now";
	frm.action = "/business_inquiry.php";
	frm.submit();
	return true;
*/
}

function delSelect(frm, column) {

	id_list = frm.length;
	var flag = 0;
	for ( i=0 ; i<id_list ; i++ ) {
		if ( (frm.elements[i].checked) && (frm.elements[i].name == column) ) {
		   flag++;
		}
	}
	if (flag > 0) {
	   if (confirm("Are you sure you want to delete?")) {  
		   frm.act.value = "del";
		   return true;
	   }
	} else {
		alert('Please select some item!');
		return false;
	}	
}

// ==========

function bar_switch(){
  bar_img_s = new Image();
  bar_img_s.src = "/images/4-toolbar-show.gif";
  bar_img_h = new Image();
  bar_img_h.src = "/images/4-toolbar-hide.gif";
  if ( document.images['bar_img'].src.indexOf("4-toolbar-hide.gif") != -1 ) {
      document.getElementById('divStayTopLeft').style.left="97%";
      document.images['bar_img'].src = bar_img_s.src;
  }else{
      document.getElementById('divStayTopLeft').style.left="20%";
      document.images['bar_img'].src = bar_img_h.src;
  }
}

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) { //v4.01
  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 MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


/*
Floating Menu script-  Roy Whittle (http://www.javascript-fx.com/)
Script featured on/available at http://www.dynamicdrive.com/
This notice must stay intact for use
*/

//Enter "frombottom" or "fromtop"
//var verticalpos="fromtop";

function JSFX_FloatTopDiv(did,st,sx,sy)
{
  var verticalpos = st;
  var startX = sx,
  startY = sy;
  var ns = (navigator.appName.indexOf("Netscape") != -1);
  var d = document;
  function ml(id)
  {
    var el=d.getElementById?d.getElementById(id):d.all?d.all[id]:d.layers[id];
    if(d.layers)el.style=el;
    el.sP=function(x,y){this.style.right=x;this.style.top=y;};
    el.x = startX;
    if (verticalpos=="fromtop")
    el.y = startY;
    else{
    el.y = ns ? pageYOffset + innerHeight : document.body.scrollTop + document.body.clientHeight;
    el.y -= startY;
    }
    return el;
  }
  window.stayTopLeft=function()
  {
    if (verticalpos=="fromtop"){
    var pY = ns ? pageYOffset : document.body.scrollTop;
    ftlObj.y += (pY + startY - ftlObj.y)/8;
    }
    else{
    var pY = ns ? pageYOffset + innerHeight : document.body.scrollTop + document.body.clientHeight;
    ftlObj.y += (pY - startY - ftlObj.y)/8;
    }
    ftlObj.sP(ftlObj.x, ftlObj.y);
    setTimeout("stayTopLeft()", 10);
  }
  ftlObj = ml(did);
  stayTopLeft();
}


// 變更驗證圖片 'change_captcha'
function changeCaptcha(dImg,type) {
	var url = '/captcha.php?rand='+ parseInt(Math.random()*999999);

	//將圖形的來源改為新的 url，就會重新載入圖形了
	document.getElementById(dImg).src = url;
}

function checkvalue_Exists(field){
	var FrmName = field.name;
	var FrmValue = field.value;
	var showNum = 0;
	if(FrmValue != '') {
		var xmlhttp_obj = createXMLHttpRequest();
		var host = "http://www.b2bchinasources.com";
		var url = host+"/isExist_check.php?c_name="+escape(FrmName)+"&c_val="+escape(FrmValue);
		var randNo = new Date().getTime();
		url += "&rand=" + randNo;	
		xmlhttp_obj.open("GET", url, false);
		xmlhttp_obj.send(null);
		showNum = parseInt(xmlhttp_obj.responseText);
		return (showNum >0 ) ? true : false;
	}else{
		return false;
	}
}

// 建立XMLHttp物件
function createXMLHttpRequest(){
	var XMLhttpObject = null;
	// IE7.0,Mozilla
	if( window.XMLHttpRequest ){
		try{
			XMLhttpObject = new XMLHttpRequest();				
		} catch (e){
			XMLhttpObject = null;
		}
			
	// IE6.0,IE5.0	
	} else if(window.ActiveXObject ){
		var msxmls = ["MSXML2.XMLHTTP.4.0",
					  "MSXML2.XMLHTTP.3.0",
					  "MSXML2.XMLHTTP",
					  "Microsoft.XMLHTTP"];
		for ( i=0; i<msxmls.length; i++ ){
			try{
				XMLhttpObject = new ActiveXObject(msxmls[i]);
				break;				
			} catch (e){
				XMLhttpObject = null;
			}	
		}	
		
	}	
	if(XMLhttpObject == null) {
		alert("Error creating Request object!!");
	}else{
		return XMLhttpObject;
	}
}


/******** 選單收放特效 end ***/
// 線上展覽館特效
var curr_x = screen.availWidth;
var curr_y = screen.availHeight;
var css_host = "http://www.b2bchinasources.com/";

if(curr_x == 1280 ) {
	document.write('<link href="'+css_host+'/css/rotate1280.css" rel="stylesheet" type="text/css" media="screen, projection" />');
}else if(curr_x == 1152 ) {
	document.write('<link href="'+css_host+'/css/rotate1152.css" rel="stylesheet" type="text/css" media="screen, projection" />');
}else if(curr_x == 800 ) {
	document.write('<link href="'+css_host+'/css/rotate800.css" rel="stylesheet" type="text/css" media="screen, projection" />');
}else{
	document.write('<link href="'+css_host+'/css/rotate1024.css" rel="stylesheet" type="text/css" media="screen, projection" />');
}