function goLite(FRM,BTN)
{
   window.document.forms[FRM].elements[BTN].style.color = "#CC5533";
   window.document.forms[FRM].elements[BTN].style.borderTopColor = "#666666";
   window.document.forms[FRM].elements[BTN].style.borderBottomColor = "#666666";
}
function goDim(FRM,BTN)
{
   window.document.forms[FRM].elements[BTN].style.color = "#333333";
   window.document.forms[FRM].elements[BTN].style.borderTopColor = "#F69100";
   window.document.forms[FRM].elements[BTN].style.borderBottomColor = "#F69100";
}
function a_switch(){
    if(document.getElementById('a1').style.display == 'none'){
	document.getElementById('a1').style.display = 'block';
	document.getElementById('p_m').src = '/i/minus.gif';
    }
    else{
	document.getElementById('a1').style.display = 'none';
	document.getElementById('p_m').src = '/i/plus.gif';
    }
}
function c_switch(){
    if(document.getElementById('credit').style.display == 'none')
	document.getElementById('credit').style.display = 'block';
    else
	document.getElementById('credit').style.display = 'none';
}
function chAmount(ch){
    if(ch.checked)
	document.location='?amount='+ch.value;
}