function tcValidate()	 
{
var theForm = document.getElementById("tc");
	if(theForm.elements.tc_check.checked == false) //cmc: check if the terms and conditions have been accepted
		{
		alert ('You must accept our terms and conditions before bidding!');
		return false;
		}
	else
		{
		document.getElementById("amount").value = document.getElementById("paypalpriceset").innerHTML; //cmc: set the price to value in X_{product}
		theForm.action ="https://www.paypal.com/cgi-bin/webscr"; //assign the form action to direct to PayPal
		return true;
		}
}