function twofish_paypal_buy(product,price)


{ 

//ebay variables for buy now graphics
vinyl = 1 ;
colourprice = eval("document.itemsform.colour"+product+".selectedIndex") ;

if (colourprice ==19) { vinyl = 1.6 }
else if (colourprice == 20) { vinyl = 1.6 }
else if (colourprice == 21) { vinyl = 1.6 }
else if (colourprice == 22) { vinyl = 1.8 }
else if (colourprice == 23) { vinyl = 1.8 }
else if (colourprice == 24) { vinyl = 1.8 }
else if (colourprice == 25) { vinyl = 1.8 }
else if (colourprice == 26) { vinyl = 1.8 }
else if (colourprice == 27) { vinyl = 1.8 };


lengthprice = price;
sizeprice = eval("document.itemsform.rev"+product+".selectedIndex");
if (sizeprice == 1) { lengthprice = eval(price) + 20 }
else if (sizeprice == 2) { lengthprice = eval(price) + 30 }
else if (sizeprice == 3) { lengthprice = eval(price) + 35 }
else if (sizeprice == 4) { lengthprice = eval(price) + 40 };




ppcolour = eval("document.itemsform.colour" + product + ".value");
vatamount= eval("document.itemsform.qty"+ product + ".value") * lengthprice * vinyl ;
ppqty =  eval("document.itemsform.qty"+ product + ".value") ;
ppdirection = eval("document.itemsform.rev"+ product + ".value") ;

//add 3.99 postafe and 15% VAT

	if (vatamount<=20) {vamount=(vatamount*1.15)+3.50}
	else {vamount=(vatamount*1.15)+4.99};
				var ppamount, vamount;
				ppamount = Math.round( vamount * 100) / 100 ;


new_win = window.open('https://www.paypal.com/xclick/business=paypal%402fi.sh&item_name='+ppqty+' x '+product+' '+ppcolour+' Vinyl Graphic(s) '+ppdirection+'&item_number='+product+'&amount='+ppamount+'&no_note=1&currency_code=GBP&lc=GB&tax=0.00','', 'width=800,height=640,scrollbars=yes,status=yes') ;

//document.writeln(lengthprice);

}
// -->