function SetAllCheckBoxes(FormName, FieldName, CheckValue)
{
	if(!document.forms[FormName])
		return;
	var objCheckBoxes = document.forms[FormName].elements[FieldName];
	if(!objCheckBoxes)
		return;
	var countCheckBoxes = objCheckBoxes.length;
	if(!countCheckBoxes)
		objCheckBoxes.checked = CheckValue;
	else
		// set the check value for all check boxes
		for(var i = 0; i < countCheckBoxes; i++)
			objCheckBoxes[i].checked = CheckValue;
}

function validateTelnr(aTextField, sDiv) {
   if ((aTextField.value.length==0) || (aTextField.value==null)) {
	document.getElementById(sDiv).innerHTML = 'Cannot be empty';
      return true;
   }
   if(aTextField.value.length <=4) {
	document.getElementById(sDiv).innerHTML = 'Cannot be Less than 4 characters';
      return true;
   }
   if((aTextField.value.length >= 4) && (aTextField.value.length <=7)) {
	document.getElementById(sDiv).innerHTML = 'Cannot be Less than 7 characters';
      return true;
   }
   else { 
		document.getElementById(sDiv).innerHTML = 'ok';
		return false; 
	}
}

function validateEmail(aTextField, sDiv ) {
	if ((aTextField.value.length==1) || (aTextField.value.length==0) || (aTextField.value==null)) {
	document.getElementById(sDiv).innerHTML = 'Cannot be empty';
      return true;
   }
	if (aTextField.value.length > 1 ) {
		if (aTextField.value.indexOf("@", 0) < 0)
		{
			document.getElementById(sDiv).innerHTML = 'Please enter a valid e-mail address';
			aTextField.focus();
			return true;
		}
		if (aTextField.value.indexOf(".", 0) < 0)
		{
			document.getElementById(sDiv).innerHTML = 'Please enter a valid e-mail address';
			aTextField.focus();
			return true;
		}
		document.getElementById(sDiv).innerHTML = 'ok';
		return false; 
	}

   else { 
	document.getElementById(sDiv).innerHTML = 'ok';
	return false; 
	}
}
function validatePresent(aTextField, sDiv) {
	if ((aTextField.value.length==0) || (aTextField.value==null)) {
	document.getElementById(sDiv).innerHTML = 'Cannot be empty';
      return true;
   }
   else { 
	document.getElementById(sDiv).innerHTML = 'ok';
	return false; 
	}
}