//------------------------------------------------
// Author          : Xavier Tsang
// Version         : 1.0
// Website         : ACStrade.com
// Last Modify Date: 2007.11.15
//------------------------------------------------

//initial function call for body onload.
function init()
{
	preloadImg("./images/header/tolang1_on.jpg","./images/header/tolang2_on.jpg","./images/header/contact_on.jpg",
				"./images/menu/nav02_on.gif.jpg","./images/menu/nav03_on.gif.jpg","./images/menu/nav04_on.gif.jpg",
				"./images/menu/nav05_on.gif.jpg","./images/menu/nav06_on.gif.jpg","./images/menu/nav07_on.gif.jpg",
				"./images/menu/nav08_on.gif.jpg","./images/menu/nav09_on.gif.jpg","./images/menu/nav10_on.gif.jpg");
}

//Switch Language: require "current" & "next" Language.
function changeLang(curr, next)
{
	var thisURL = document.location.href;
	
	if(thisURL.indexOf("#") > -1)
		thisURL = thisURL.substring(0, thisURL.indexOf("#"));
	
	if(next=="en")
		alert("English Version, Comming Soon !");
	else
		document.location.href = thisURL.replace("/"+curr+"/", "/"+next+"/");
}

//Swapping on / off image use: require "Image ID" and "change status"
function swapImg(thisID, toStatus)
{
	var thisObj = document.getElementById(thisID);
	
	if(toStatus=="on")
		thisObj.src = thisObj.src.replace("_of.","_on.");
	else
		thisObj.src = thisObj.src.replace("_on.","_of.");
}

//window onload: preload image
function preloadImg()
{
	var d=document;
	
	if(d.images) {
		if(!d.preloadimgArr)
			d.preloadimgArr=new Array();
		
		var i=0;
		var j=d.preloadimgArr.length;
		var a=preloadImg.arguments;
		
		for(i=0; i<a.length; i++)
		{
			if (a[i].indexOf("#")!=0)
			{
				d.preloadimgArr[j]=new Image;
				d.preloadimgArr[j++].src=a[i];
			}
		}
	}
}

var nav0URL = "https://pns1.ayers.com.hk/trading/pns/achow/achow_index_" + currlang + ".htm";
var navLink   = [nav0URL,"index.shtml","products_and_services.shtml","open_account.shtml","form_dl.shtml","tools.shtml","faq.shtml","extlink.shtml","disclaimer.shtml","policy.shtml"];
var navTarget = ["_blank","_self","_self","_self","_self","_self","_self","_self","_self","_self"];

function genLeftNav()
{
	var navStatus = "of";
	
	document.write("<div><img src=\"./images/menu/nav0.gif\" alt=\"\" /></div>");
	for(var i=0; i<navLink.length; i++)
	{
		navItem.substring(navItem.indexOf("nav")+3, navItem.length)==(i+1)?	navStatus = "on":navStatus = "of";
		
		document.write("<div>");
		document.write("<a href=\""+ navLink[i] +"\" target=\""+ navTarget[i] +"\" ");
		document.write("onMouseOver=\"swapImg('nav"+(i+1)+"','on')\" onMouseOut=\"swapImg('nav"+(i+1)+"','"+navStatus+"')\">");
		document.write("<img id=\"nav"+(i+1)+"\" src=\"./images/menu/nav"+(i+1)+"_"+navStatus+".gif\" alt=\"\" />");
		document.write("</a></div>");
	}
	
	document.write("<div><img src=\"./images/menu/nav_bottom.gif\" alt=\"\" /></div>");
}

function popLargeImg(filepath, windowName, thisWidth, thisHeight)
{
	var popTitle = "";
	if(currlang=="big5")
		popTitle = "蔼哎靡ㄩΤそ";
	else if(currlang=="gb")
		popTitle = "高升证券有限公司";
	else
		popTitle = "Audrey Chow Securities Limited";
	
	popLarge = window.open("", windowName, 'toolbar=no,location=no,scrollbars=yes,directories=no,status=no,menubar=no,resizable=yes,width='+thisWidth+',height='+thisHeight+'');
	
    with (window.popLarge.document) {
	    open();
	    writeln('<head>');
		writeln('<title>' + popTitle + '</title>');
		writeln('</head>');
		writeln('<body style="margin:0; padding:0;">');
		writeln('<img src="' + filepath + '" alt="" />');
		writeln('</body>');
		close();
	}
	
	if (popLarge.focus()) {popLarge.focus();}
}
