function switchValues(field, value)
{
	document.getElementById(field).innerHTML = value;
}

function disableFields(field, nxtfield)
{
	document.getElementById(field).disabled = false;
	document.getElementById(field).style.backgroundColor = "#DDDDDD";
	document.getElementById(field).style.border = "1px solid #000000";
	document.getElementById(field).style.color = "#000000";

	document.getElementById(nxtfield).disabled = true;
	document.getElementById(nxtfield).style.backgroundColor = "#FFFFFF";
	document.getElementById(nxtfield).style.border = "1px solid #999999";
	document.getElementById(nxtfield).style.color = "#999999";

	document.getElementById(field).value = document.getElementById('js_enterAmount').value;
	document.getElementById(nxtfield).value = document.getElementById('js_enterAmount').value;
}

function disableField(field)
{
	document.getElementById(field).disabled = true;
	document.getElementById(field).style.backgroundColor = "#FFFFFF";
	document.getElementById(field).style.border = "1px solid #999999";
	document.getElementById(field).style.color = "#999999";
}

function enableField(field)
{
	document.getElementById(field).disabled = false;
	document.getElementById(field).style.backgroundColor = "#DDDDDD";
	document.getElementById(field).style.border = "1px solid #000000";
	document.getElementById(field).style.color = "#000000";
}

function switchCurrency()
{
	selectIndex = document.getElementById("currency").selectedIndex;
	document.getElementById("currency_selected").innerHTML = document.getElementById("currency").options[selectIndex].innerHTML;
}

function emptyField(field)
{
	document.getElementById(field).value = 0;
}