function newpictureswindow(articleURL) {
	var leftpos = (((screen.width - 750)/2)-10)
	var toppos = ((screen.height - 750)/2)
	articlewindow = window.open(articleURL,'','height=860,width=810,scrollbars=no,toolbar=no,resizable=no,left='+leftpos+',top=0')
	articlewindow.focus()
}

function check_form() {
	if (!(paypal_form.confirm_1.checked) | !(paypal_form.confirm_2.checked) | !(paypal_form.confirm_3.checked)) {
		alert('Please read AND tick the checkboxes to confirm you understand the following;\n\nThat you are buying a digital image file NOT a photographic print.\n\nThat the digital image file cannot be returned for a refund or replacement.\n\nThat after payment you should return to the right place right time website to retrieve your images.');
		return false;
	}
}