<script language="javascript" type="text/javascript">function clearText(field){    if (field.defaultValue == field.value) field.value = '';    else if (field.value == '') field.value = field.defaultValue;}</script><script type='text/javascript'>function formValidator(){	// Make quick references to our fields	var firstName = document.getElementById('firstName');	var phone = document.getElementById('phone');	var email = document.getElementById('email');			// Check each input in the order that it appears in the form!	if(isAlphabet(firstName, "Please enter your first name")){	if(lengthRestriction(phone, 7, 12)){	if(emailValidator(email, "Please enter a valid email address")){	return true;						}					}	}			return false;	}function isEmpty(elem, helperMsg){	if(elem.value.length == 0){		alert(helperMsg);		elem.focus(); // set the focus to this input		return true;	}	return false;}function isAlphabet(elem, helperMsg){	var alphaExp = /^[a-zA-Z]+$/;	if(elem.value.match(alphaExp)){		return true;	}else{		alert(helperMsg);		elem.focus();		return false;	}}function lengthRestriction(elem, min, max){	var uInput = elem.value;	if(uInput.length >= min && uInput.length <= max){		return true;	}else{		alert("Please enter a valid phone number");		elem.focus();		return false;	}}function emailValidator(elem, helperMsg){	var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;	if(elem.value.match(emailExp)){		return true;	}else{		alert(helperMsg);		elem.focus();		return false;	}}</script>