function checkEmail(myForm) {
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(myForm)){
		return true
	} else {
		return false;
	}
}

function trim ( inputStringTrim ) {
	fixedTrim = "";
	lastCh = " ";
	for (x=0; x < inputStringTrim.length; x++) {
	ch = inputStringTrim.charAt(x);
	if ((ch != " ") || (lastCh != " ")) { fixedTrim += ch; }
	lastCh = ch;
	}
	if (fixedTrim.charAt(fixedTrim.length - 1) == " ") {
	fixedTrim = fixedTrim.substring(0, fixedTrim.length - 1); }
	return fixedTrim
}