function changeprice1(which){switch (which) {case 'S': document.forms.paypal1.elements.amount.value='15.00';document.getElementById("pricediv1").innerHTML = '£15.00'; break;case 'M': document.forms.paypal1.elements.amount.value='15.00';document.getElementById("pricediv1").innerHTML = '£15.00'; break;case 'L': document.forms.paypal1.elements.amount.value='15.00';document.getElementById("pricediv1").innerHTML = '£15.00'; break;case 'XL': document.forms.paypal1.elements.amount.value='15.00';document.getElementById("pricediv1").innerHTML = '£15.00'; break; } } DF Stamp Boxer Red £15.00 92% Combed Cotton 8% Lycra Our Signature DF Stamp.  Boxer Briefs designed to fit perfectly front and back.  They come with a handy condom pocket detail.  You'll never be caught unprepared again. Available Now. Quantity: 12345678910 Options: Please select ...SMLXL Buy Now: