function stripAlphaChars(pstrSource) 
{ 
	var m_strOut = new String(pstrSource); 
    m_strOut = m_strOut.replace(/[^0-9\.]/g, ''); 

    return m_strOut; 
}

// JavaScript Document
j(document).ready(function()
{
	/**
	* START OF CURRENCY CONVERTER
	**/
   var currencies = [
					{
				title: "Sterling",
				code: "GBP",
				rate: 1,
				symbol: "£",
				position: "before"
			},						{
				title: "Euro",
				code: "EUR",
				rate: 1.33,
				symbol: "€",
				position: "after"
			},						{
				title: "US Dollars",
				code: "USD",
				rate: 1.98,
				symbol: "$",
				position: "before"
			}				];
   
   // NEED TO GET COOKIES FOR ACTIVE CURRENCY
	var base_currency = 0		// THIS DOES NOT CHANGE
	var active_currency = 0;
	var selected_currency = 0;
	
	// GET ACTIVE CURRENCY
	for(i=0; i<currencies.length; i++)
	{
		j(".currency_switcher").each(function()
		{
			if(j(this).filter(".selected").hasClass(currencies[i].code.toLowerCase()))
			{
				//active_currency = currencies[i].code.toLowerCase();
				active_currency = i;
			}
		});
	}
	
	
	j(".currency").each(function(i)
	{
		j(".currency:eq("+i+")").after('<span class="hide default_value">'+j(this).html()+'</span>');
	});
   
	j(".currency_switcher").click(function()
	{
		j(".currency_switcher").removeClass("selected");
		j(this).addClass("selected");
		
		// GET SELECTED CURRENCY
		for(i=0; i<currencies.length; i++)
		{
			j(".currency_switcher").each(function()
			{
				if(j(this).filter(".selected").hasClass(currencies[i].code.toLowerCase()))
				{
					//active_currency = currencies[i].code.toLowerCase();
					selected_currency = i;
				}
			});
		}
		
		j(".currency").each(function()
		{
			if(selected_currency == base_currency)
			{
				j(this).html(j(this).next().html());
			}
			else
			{
				var pattern = /£|&pound;|&euro;|€|\$/gi
				var html = j(this).html();
				//alert(html);
				
				html = html.replace(pattern, "");
				html = stripAlphaChars(html);
				//alert(html);
				
				// CONVERT VALUE TO GBP FIRST IF NOT ALREADY
				if(base_currency != active_currency)
				{
					html /= currencies[active_currency].rate;
				}
				
				// CONVERT TO NEW VALUE
				html *= currencies[selected_currency].rate;
				
				// PREPEND/APPEND SYMBOL
				if(currencies[selected_currency].position == "before")
				{
					html = currencies[selected_currency].symbol + Math.round(html, 2).toFixed(2);
				}
				else
				{
					html = Math.round(html, 2).toFixed(2) + currencies[selected_currency].symbol;
				}
				
				j(this).html(html);
			}
		});
		
		active_currency = selected_currency;
	});
   
});