function toggle_text() {
	
	curtext = document.getElementById("showhide").innerHTML;
	if(curtext == '- hide') {
		document.getElementById("showhide").innerHTML = "+ show";
	} else {
		document.getElementById("showhide").innerHTML = "- hide";
	}
	
	
}

function set_amount(el, membershipType) {
    var trnAmount = document.getElementById("trnAmount");
    var trnComments = document.getElementById("trnComments");
    var convertAmnt = document.getElementById("convertAmnt");

    trnAmount.value = el.value;
    trnComments.value = membershipType;
    convertAmnt.value = el.value;
    //console.log(trnComments);
    return true;    
}

function set_donation_action(){
    var form = document.getElementById("donation_form");
    var trnAmount = document.getElementById("trnAmount");
    var donationExtra = document.getElementById("donation_extra");
    
    trnAmount.value = parseInt(trnAmount.value) + parseInt(donationExtra.value);

    if(trnAmount.value.toString() == "NaN" || trnAmount.value == 0) {
        trnAmount.value = 0;
        donationExtra.value = 0;
        alert('You must select a membership option and/or enter an amount in the extra donation box.');
        return false; 
    } else {
        
        return true;
    }
    
    return false;
}

function set_donation_form_defaults() {
    var trnAmount = document.getElementById("trnAmount");
    var donationExtra = document.getElementById("donation_extra");

    YAHOO.util.Dom.getElementsByClassName('radiobuts','input','donation_form', function (el) {
            el.checked = false;
        }
    );

    
    trnAmount.value=0;
    donationExtra.value = 0;
    
    return true;
}