Discuz.Web/space/modules/portfolio.xml

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<?xml version="1.0" encoding="UTF-8" ?> 
<Module> 
<ModulePrefs title="Stock Portfolio" description="Enter up to 5 stocks you've purchased, and total value and earnings."
 scrolling="true" scaling="false"
 thumbnail="http://sav74sac.googlepages.com/portfolioThumb.png" screenshot="http://sav74sac.googlepages.com/portfolio.png"
 author="Steve V" author_email="sav74sac@hotmail.com" author_affiliation="Personal" author_location="Sacramento, CA" category="finance" > 
<Require feature="settitle"/>
<Require feature="dynamic-height"/>
</ModulePrefs>
<UserPref name="myTitle" display_name="Portfolio Title" default_value="My Portfolio"></UserPref>
<UserPref name="showCharts" display_name="Show Charts" datatype="bool" default_value="false"></UserPref>
<UserPref name="myHoldings" display_name="symbol,shares,price" datatype="list"
 default_value="GOOG,15,461" required="true"/> 
<Content type="html"> 
<![CDATA[ 
<TABLE id="tblHoldings" align="center" style="font-size:12px; font-family:sans-serif;" border=1 cellspacing=0>
<TR style="font-weight:bold"><TD>Symbol</TD><TD>Price</TD><TD>Value</TD><TD>Earned</TD><TD>&nbsp;</TD></TR>
</TABLE>

<SCRIPT>

//declare variables
var prefs = new _IG_Prefs(__MODULE_ID__);
_IG_SetTitle(prefs.getString("myTitle"), __MODULE_ID__);
var userHoldings = prefs.getArray("myHoldings");
var arrHoldings = new Array();

//load arrHoldings objects from user prefs
for (i=0; i<userHoldings.length; i++){	
	arrItem = userHoldings[i].split(",");
	arrHoldings[arrItem[0]] = new objHolding(arrItem[0], arrItem[1], arrItem[2]);
	_IG_FetchContent('http://finance.yahoo.com/q?s=' + escape(arrItem[0]), _IG_Callback(displayHolding, arrItem[0]));
}

//--------------- functions ---------------------------


//holding object definition
function objHolding(symbol,shares,price){
	this.symbol = symbol;
	this.shares = parseInt(shares);
	this.price = parseFloat(price);
	this.currPrice = 0;
	this.currValue = 0;
	this.earned = 0;
	this.color = 'black';
}

//fetch content to read stock values
function displayHolding(str, symbol){
	//get current price
	iStart = str.indexOf("</small><big><b>");
	if (iStart>0){
		iEnd = str.indexOf("</b>", iStart);
		arrHoldings[symbol].currPrice = parseFloat(str.substring(iStart + 16, iEnd));
	}

	//calculate values
	arrHoldings[symbol].currValue = Math.round(arrHoldings[symbol].shares * arrHoldings[symbol].currPrice);
	arrHoldings[symbol].earned = Math.round(arrHoldings[symbol].currValue - (arrHoldings[symbol].shares * arrHoldings[symbol].price));