function changeprice1(which){switch (which) {case 'S': document.forms.paypal1.elements.amount.value='11.00';document.getElementById("pricediv1").innerHTML = '£11.00'; break;case 'M (SOLD OUT)': document.forms.paypal1.elements.amount.value='0.00';document.getElementById("pricediv1").innerHTML = '£0.00'; break;case 'L': document.forms.paypal1.elements.amount.value='11.00';document.getElementById("pricediv1").innerHTML = '£11.00'; break;case 'XL': document.forms.paypal1.elements.amount.value='11.00';document.getElementById("pricediv1").innerHTML = '£11.00'; break; } } Dirty Fukker Black Jockstrap £11.00 92% Combed Cotton 8% Lycra This Jock comes with a wide waistband and thick strap for great styling and perfect support. The Jock by Dirty Fukker Underwear. Quantity: 12345678910 Options: Please select ...SM (SOLD OUT)LXL Buy Now: