function buy(pID, price, peakprice){
	document.form1.prodid.value = pID;			//assign to hidden field to pass it to next page
	document.form1.act.value = 'add';
	document.form1.price.value = price;
	document.form1.peakprice.value = peakprice; 
	document.form1.action="shopping_cart_step2.php";		//Action set to add to add the item
	document.form1.submit();
}