function isValidEmailID(email) {
	if (email=="") {
		return false;
	}
	if (email.indexOf('@')<1) {
		return false;
	}
	if (email.indexOf('.')==-1) {
		return false;
	}
	if (email.indexOf('.')==(email.length -1)) {
		return false;
	}
	if (email.indexOf('.')==(email.indexOf('@')+1)) {
		return false;
	}
	return true;
}



function validateContactUs(x){
	if (x.from.value == ""){
		alert("Please Enter your Name.")
		x.from.focus()
		return false
	}	
	if (isValidEmailID(x.emailID.value)==false){
		alertError()
		x.emailID.select()
		x.emailID.focus()
		return false
	}
    if (x.message.value == ""){
		alert("Please enter your message or feedback.")
		x.message.focus()
		return false
	}
	
	return true
}

function alertError(){
	alert("Invalid Email")
}