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 = 5879; be.value = 9950; ce.value = (7 * 5879) + 9950; de.value = "56280ff0180c0501928de138836e3118"; }