function confirmPurchase(description, targetURL, itemID)
{
	document.getElementById("confirmPurchaseText").innerHTML = description;
	document.getElementById("confirmPurchaseYes").href = targetURL + "?buyItem=" + itemID;


	document.getElementById("confirmPurchase").style.top = (getScrollY() + 200) + "px";
	document.getElementById("confirmPurchase").style.left = ((getWindowWidth()/2)-175)+ "px";
	document.getElementById("greyOverlay").style.left = "0px";


}

function closeConfirmPurchase(){
	document.getElementById("greyOverlay").style.left = "-10000px";

	document.getElementById("confirmPurchase").style.left = "-10000px";

}

function getWindowWidth()
{
	return document.documentElement.clientWidth;
}

function getScrollX() {
	var scrollLeft = window.pageXOffset || document.documentElement.scrollLeft || 0;
	return scrollLeft;
}

function getScrollY() {

	var scrollTop = window.pageYOffset || document.documentElement.scrollTop || 0;
	return scrollTop;
}