function getSelectedRadio(buttonGroup) {
   // returns the array number of the selected radio button or -1 if no button is selected
   if (buttonGroup[0]) { // if the button group is an array (one button is not an array)
      for (var i=0; i<buttonGroup.length; i++) {
         if (buttonGroup[i].checked) {
            return i
         }
      }
   } else {
      if (buttonGroup.checked) { return 0; } // if the one button is checked, return zero
   }
   // if we get to this point, no radio button is selected
   return -1;
} // Ends the "getSelectedRadio" function

function getSelectedRadioValue(buttonGroup) {
   // returns the value of the selected radio button or "" if no button is selected
   var i = getSelectedRadio(buttonGroup);
   if (i == -1) {
      return "";
   } else {
      if (buttonGroup[i]) { // Make sure the button group is an array (not just one button)
         return buttonGroup[i].value;
      } else { // The button group is just the one button, and it is checked
         return buttonGroup.value;
      }
   }
} // Ends the "getSelectedRadioValue" function

function getSelectedCheckbox(buttonGroup) {
   // Go through all the check boxes. return an array of all the ones
   // that are selected (their position numbers). if no boxes were checked,
   // returned array will be empty (length will be zero)
   var retArr = new Array();
   var lastElement = 0;
   if (buttonGroup[0]) { // if the button group is an array (one check box is not an array)
      for (var i=0; i<buttonGroup.length; i++) {
         if (buttonGroup[i].checked) {
            retArr.length = lastElement;
            retArr[lastElement] = i;
            lastElement++;
         }
      }
   } else { // There is only one check box (it's not an array)
      if (buttonGroup.checked) { // if the one check box is checked
         retArr.length = lastElement;
         retArr[lastElement] = 0; // return zero as the only array value
      }
   }
   return retArr;
} // Ends the "getSelectedCheckbox" function

function getSelectedCheckboxValue(buttonGroup) {
   // return an array of values selected in the check box group. if no boxes
   // were checked, returned array will be empty (length will be zero)
   var retArr = new Array(); // set up empty array for the return values
   var selectedItems = getSelectedCheckbox(buttonGroup);
   if (selectedItems.length != 0) { // if there was something selected
      retArr.length = selectedItems.length;
      for (var i=0; i<selectedItems.length; i++) {
         if (buttonGroup[selectedItems[i]]) { // Make sure it's an array
            retArr[i] = buttonGroup[selectedItems[i]].value;
         } else { // It's not an array (there's just one check box and it's selected)
            retArr[i] = buttonGroup.value;// return that value
         }
      }
   }
   return retArr;
} // Ends the "getSelectedCheckBoxValue" function

function replacePasswordFields(textId,passId,blurFocus){
	if ( blurFocus == "blur" ) {
		if ( document.getElementById(passId).value == '' ) {
			document.getElementById(textId).style.display = 'block';
			document.getElementById(passId).style.display = 'none';
		}
	}
	else if ( blurFocus == "focus" ) {
		document.getElementById(textId).style.display = 'none';
		document.getElementById(passId).style.display = 'block';
		document.getElementById(passId).focus();
	}
}
//add an in_array function to arrays
function in_array(arr,p_val) {
	for(var i = 0, l = arr.length; i < l; i++) {
		if(arr[i] == p_val) {
			return i;
		}
	}
	return false;
}
//only allow number keys
function isNumberKey(evt) {
	var charCode = (evt.which) ? evt.which : evt.keyCode
	if ( ( charCode >= 48 && charCode <= 57 ) || charCode == 8 || charCode == 9 || charCode == 13 || charCode == 37 || charCode == 39 || charCode == 46 || charCode == 188 || charCode == 190 )
		return true;
	return false;
}
function submitenter(e, elementId ) {
	var keycode;
	if (window.event) keycode = window.event.keyCode;
	else if (e) keycode = e.which;
	else return true;
	if (keycode == 13) {
		if( elementId ) {
			var element = document.getElementById( elementId );
			if( element ) {
				if( document.createEvent ) {
					var evObj = document.createEvent('MouseEvents'); 
					evObj.initEvent( 'click', true, false ); 
					element.dispatchEvent(evObj);
				}
				else if( element.click ) {
					element.click();
				}
			}
		}
		return false;
	}
	else {
		return true;
	}
}