function getObj(id)
{
	var obj = null;
	if (document.all)
	{
		obj = eval('document.all.' + id);
	} else {
		obj = document.getElementById(id);
	}
	
	return obj;
}

function showpic(cont,num)
{
	getObj(cont).src = num;
}

function myRound(param)
{
	param = param*100;
	param = Math.round(param);
	param = param/100
	
	return param;
}

var BGN = 1; 
function chCurrency(select, oprice)
{
	var curr = eval(select.value);
	var span = select.parentNode.getElementsByTagName('span')[0];

	if (curr != EUR)
	{
		var price = myRound((oprice * EUR) / curr);
	}
	else 
	{
		price = oprice;
	}
	
	span.innerHTML = price;
	
	return true;
}