function dynChecksum(dynKey) { ae = document.getElementById(dynKey + "a"); be = document.getElementById(dynKey + "b"); ce = document.getElementById(dynKey + "c"); de = document.getElementById(dynKey + "d"); ae.value = 2716; be.value = 1172; ce.value = (7 * 2716) + 1172; de.value = "16250fca9909fea1e78586a176162e18"; }