function calcMon() {

 hr1 = (document.Form1.MonStartHour.value) * 1;
 min1 =  (document.Form1.MonStartMin.value) * 1;
 hr2 = (document.Form1.MonEndHour.value) * 1;
 min2 = (document.Form1.MonEndMin.value) * 1;
 
 minStart = (hr1 * 60) + min1
 minEnd = (hr2*60) + min2;
 
 minTotal =  ((minEnd - minStart)/60); 
		
	if (minTotal < 0) {
		alert("Start time must be less than end time");
	}
	
document.Form1.MonTime.value = minTotal;

}

function calcTues() {

 hr1 = (document.Form1.TuesStartHour.value) * 1;
 min1 =  (document.Form1.TuesStartMin.value) * 1;
 hr2 = (document.Form1.TuesEndHour.value) * 1;
 min2 = (document.Form1.TuesEndMin.value) * 1;
 
 minStart = (hr1 * 60) + min1
 minEnd = (hr2*60) + min2;
 
 minTotal =  ((minEnd - minStart)/60); 
		
	if (minTotal < 0) {
		alert("Start time must be less than end time");
	}
	
document.Form1.TuesTime.value = minTotal;

}

function calcWed() {

 hr1 = (document.Form1.WedStartHour.value) * 1;
 min1 =  (document.Form1.WedStartMin.value) * 1;
 hr2 = (document.Form1.WedEndHour.value) * 1;
 min2 = (document.Form1.WedEndMin.value) * 1;
 
 minStart = (hr1 * 60) + min1
 minEnd = (hr2*60) + min2;
 
 minTotal =  ((minEnd - minStart)/60); 
		
	if (minTotal < 0) {
		alert("Start time must be less than end time");
	}
	
document.Form1.WedTime.value = minTotal;

}

function calcThurs() {

 hr1 = (document.Form1.ThursStartHour.value) * 1;
 min1 =  (document.Form1.ThursStartMin.value) * 1;
 hr2 = (document.Form1.ThursEndHour.value) * 1;
 min2 = (document.Form1.ThursEndMin.value) * 1;
 
 minStart = (hr1 * 60) + min1
 minEnd = (hr2*60) + min2;
 
  minTotal =  ((minEnd - minStart)/60); 
		
	if (minTotal < 0) {
		alert("Start time must be less than end time");
	}
	
document.Form1.ThursTime.value = minTotal;

}

function calcFri() {

 hr1 = (document.Form1.FriStartHour.value) * 1;
 min1 =  (document.Form1.FriStartMin.value) * 1;
 hr2 = (document.Form1.FriEndHour.value) * 1;
 min2 = (document.Form1.FriEndMin.value) * 1;
 
 minStart = (hr1 * 60) + min1
 minEnd = (hr2*60) + min2;
 
 minTotal =  ((minEnd - minStart)/60); 
		
	if (minTotal < 0) {
		alert("Start time must be less than end time");
	}
	
document.Form1.FriTime.value = minTotal;

}

function calcSat() {

 hr1 = (document.Form1.SatStartHour.value) * 1;
 min1 =  (document.Form1.SatStartMin.value) * 1;
 hr2 = (document.Form1.SatEndHour.value) * 1;
 min2 = (document.Form1.SatEndMin.value) * 1;
 
 minStart = (hr1 * 60) + min1
 minEnd = (hr2*60) + min2;
 
 minTotal =  ((minEnd - minStart)/60); 
		
	if (minTotal < 0) {
		alert("Start time must be less than end time");
	}
	
document.Form1.SatTime.value = minTotal;

}

function calcSun() {

 hr1 = (document.Form1.SunStartHour.value) * 1;
 min1 =  (document.Form1.SunStartMin.value) * 1;
 hr2 = (document.Form1.SunEndHour.value) * 1;
 min2 = (document.Form1.SunEndMin.value) * 1;
 
 minStart = (hr1 * 60) + min1
 minEnd = (hr2*60) + min2;
 
 minTotal =  ((minEnd - minStart)/60); 
		
	if (minTotal < 0) {
		alert("Start time must be less than end time");
	}
	
document.Form1.SunTime.value = minTotal;

}

function calcHours() {

hrMon = (document.Form1.MonTime.value) * 1;
hrTues = (document.Form1.TuesTime.value) * 1;
hrWed = (document.Form1.WedTime.value) * 1;
hrThurs = (document.Form1.ThursTime.value) * 1;
hrFri = (document.Form1.FriTime.value) * 1;
hrSat = (document.Form1.SatTime.value) * 1;
hrSun = (document.Form1.SunTime.value) * 1;

hrTotal = (hrMon + hrTues + hrWed + hrThurs + hrFri + hrSat + hrSun);

	
document.Form1.TotalHours.value = hrTotal;

}

function calcAll() {
calcMon()
calcTues()
calcWed()
calcThurs()
calcFri()
calcSat()
calcSun()
calcHours()
}