/* Trim leading a trailing blanks from a text form field's value */

function Trim(elem) {
	// Trim leading blanks
	while (elem.value.charAt(0) == " ") { elem.value = elem.value.substr(1,elem.value.length - 1); }
	// Trim trailing blanks
	while (elem.value.charAt(elem.value.length - 1) == " ") { elem.value = elem.value.substr(0,elem.value.length - 1); }
	return;
}