// JavaScript Document
<!-- HIDE FROM INCOMPATIBLE BROWSERS
function checkField1() {
     if (document.calculate.num_credits.value < "1"){
			window.alert("You must enter a numeric value greater than 0");
			return false;
			}
	}
function checkField2() {	
	if (document.calculate.num_terms.value < "1"){
			window.alert("You must enter a numeric value greater than 0");
			return false;
			}
	}
	
function totalTuition(){
		var credit = document.calculate.num_credits.value;
		var term = document.calculate.num_terms.value;
		var tuition = (78 * credit) * term;
			document.calculate.num_credits.value = credit;
			document.calculate.num_terms.value = term;
			document.calculate.total_tuition.value = tuition;
	}
	
//STOP HIDING FROM INCOMPATIBLE BROWSERS-->