function validate_required(field,alerttxt)
{
with (field)
{
if (value==null||value=="")
  {alert(alerttxt);return false}
else {return true}
}
}


function validate_form(thisform)
{
with (thisform)
{
if (validate_required(upperLeft,"upper-left corner of the battle ground must be filled out!")==false)
  {return false}

if (validate_required(lowerRight,"lower-right corner of the battle ground must be filled out!")==false)
  {return false}

if (validate_required(contestName,"The contest must have a name")==false)
  {contestName.focus();return false}

if (validate_required(initiator,"The organizer of the contest must fill in an email address")==false)
  {initiator.focus();return false}

if (validate_required(strategic1,"The first strategic point is required")==false)
  {strategic1.focus();return false}


if (validate_required(strategic2,"The second strategic point is required")==false)
  {strategic2.focus();return false}


if (validate_required(strategic3,"The third strategic point is required")==false)
  {strategic3.focus();return false}


if (validate_required(strategic4,"The fourth strategic point is required")==false)
  {strategic4.focus();return false}


if (validate_required(strategic5,"The fifth strategic point is required")==false)
  {strategic5.focus();return false}

}
}