//login
function sub_login(){
	var errors="";
	if (document.login.username.value == '' || document.login.username.value == 'Username'){
		//error
		errors+="- Please enter your username\n";
	}
	if (document.login.password.value == '' || document.login.password.value == 'Password'){
		//error
		errors+="- Please enter your password\n";
	}
	if (errors !=""){
		alert('The following field(s) are missing:\n'+errors);
		return false;
	} 
	else {
		//return true;
		document.getElementById("login").submit();
	}
}
//Retrieve Password
function retrieve(){
	var errors="";
	if (document.forgot.email.value == ''){
		//error
		errors+="- Please enter your email address\n";
	}
	if (errors !=""){
		alert('The following field(s) are missing:\n'+errors);
		return false;
	} 
	else {
		//return true;
		document.getElementById("forgot").submit();
	}
}
//Registration
function echeck(str) {
	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	
	if (str.indexOf(at)==-1){
	   return false
	}

	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		return false
	}

	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		return false
	}

	 if (str.indexOf(at,(lat+1))!=-1){
		return false
	 }

	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		return false
	 }

	 if (str.indexOf(dot,(lat+2))==-1){
		return false
	 }
	
	 if (str.indexOf(" ")!=-1){
		return false
	 }

	 return true					
}
//Submit Registration
function reg(){
	var errors ="";
	
	if (document.register.name.value == ''){
		//error
		errors+="- Your Name\n";
	}
	if (document.register.company.value == ''){
		//error
		errors+="- Your Company Name\n";
	}
	if (document.register.email.value == ''){
		//error
		errors+="- Your Email Address\n";
	}
	if(echeck(document.register.email.value) == false){
		errors+="- Invlaid Email Address\n";
	}
	if (document.register.address.value == ''){
		//error
		errors+="- Your Address\n";
	}
	if (document.register.telephone.value == ''){
		//error
		errors+="- Your Telephone Number\n";
	}
	if (isNaN(document.register.telephone.value)){
		//error
		errors+="- Invalid telephone number\n";
	}
	if (errors !=""){
		alert('The following field(s) are missing:\n'+errors);
		return false;
	} 
	else {
		//return true;
		document.getElementById("register").submit();
	}
}

//contact
function sub_frm(){
	var errors="";
	if (document.contact.name.value == ''){
		//error
		errors+="- Your Name\n";
	}
	if (document.contact.home_phone.value == ''){
		//error
		errors+="- Your Home Phone\n";
	}
	if (document.contact.comments.value == ''){
		//error
		errors+="- Your Comments\n";
	}
	if (errors !=""){
		alert('The following field(s) are missing:\n'+errors);
		return false;
	} 
	else {
		//return true;
		document.getElementById("contact").submit();
	}
}

function reset_frm(){
	document.contact.reset();	
}