/*
*
* simple functions to enhance form functionality
*
* CJS NHM (c) GPL
*
*/

/*
* enforce maximum data length if we've exceeded a given limit on a textarea
* and optionally display an alert
*/
function enforceMaxLength (limit,currentContent,showAlert) {
	if(currentContent.value.length > limit) {
		if (showAlert) {	
     		alert('You have reached the maximum amount of data allowed in this field');
     		}
     	currentContent.value = currentContent.value.substring(0,limit);
     }
}