Best way to convert a decimal value to a currency string for display in HTML

<span class="ourprice">
     <%=GetPrice().ToString("C")%>
</span>

<span class="ourprice">
     <%=GetPrice().ToString("C").Replace("£","&pound;")%>
</span>

<globalization   culture="auto:en-us"  uiCulture="auto:en-US" />

<globalization   culture="us"  uiCulture="en-gb" />

<%@Page Culture="en-gb" UICulture="en-gb" ..etc... %>

<%=String.Format("{0:C}",GetPrice())%>

GetPrice().ToString("C", CultureInfo.CreateSpecificCulture("en-GB"))