// JavaScript Document
function createRequestObject()
{
	if(window.XMLHttpRequest)
	{
		obj = new XMLHttpRequest();
	}
	else if(window.ActiveXObject)
	{
		obj = new ActiveXObject("MSXML2.XMLHTTP");
	}
	return obj;
}


function sendRequestWho(url, callbackMethod, who)
{
	//alert('Sending@@@  Request'+url);
	
	request=createRequestObject();
	request.onreadystatechange = callbackMethod;
	request.who=who;
	request.open("POST", url, true);
	request.send(url);
	
}

function closeByDelay() {
	document.getElementById('ts_yourname').value="";
	document.getElementById('ts_youremail').value="";
	document.getElementById('ts_friendsname').value="";
	document.getElementById('ts_friendsemail').value="";
	document.getElementById('required').innerHTML="* all fields are required";
	document.getElementById('period-form').style.display = 'none';
	document.getElementById('tell-a-friend-form').style.display = 'none';
	
	//
}

function checkReadyState(obj)
{
	if(obj.readyState == 0) { document.getElementById('required').innerHTML = "Sending Request..."; }
	if(obj.readyState == 1) { document.getElementById('required').innerHTML = "Loading..."; }
	if(obj.readyState == 2) { document.getElementById('required').innerHTML = "Loading..."; }
	if(obj.readyState == 3) { document.getElementById('required').innerHTML = "Loading..."; }
	if(obj.readyState == 4)
	{
		if(obj.status == 200)
		{
			document.getElementById('required').innerHTML = "<font color=green>Sent.</font>";
			setTimeout(closeByDelay,1000);
			return true;
		}
		else
		{
			document.getElementById('required').innerHTML = "There was an error submitting your request. Please try again later.";
			setTimeout(closeByDelay,1000);
		}
	}
}
function checkReadyState2(obj)
{
	if(obj.readyState == 0) { document.getElementById('required').innerHTML = "Sending Request..."; }
	if(obj.readyState == 1) { document.getElementById('required').innerHTML = "Loading..."; }
	if(obj.readyState == 2) { document.getElementById('required').innerHTML = "Loading..."; }
	if(obj.readyState == 3) { document.getElementById('required').innerHTML = "Loading..."; }
	if(obj.readyState == 4)
	{
		if(obj.status == 200)
		{
			document.getElementById('required').innerHTML = "<font color=green>Your request was sent successfully. We will remind you to ask your doctor approximately 1 day before your appointment.</font>";
			setTimeout(closeByDelay,1000);
			return true;
		}
		else
		{
			document.getElementById('required').innerHTML = "There was an error submitting your request. Please try again later.";
			setTimeout(closeByDelay,1000);
		}
	}
}

function onResponse() {
	
		
	if(checkReadyState(request)) {	
		//alert("Getting Response!");
		if (request.responseXML==null) {
			var rand=random(3);
			for (var i=0;i<rand;i++) {
				dotdot+=".";	
			}
			//alert("Getting Response!2");
			
			document.getElementById('required').innerHTML="Sending"+dotdot;
	
		} else {
			//alert("Getting Response!3");
			document.getElementById('required').innerHTML="";
			var response=request.responseXML.documentElement;
			var items=response.getElementsByTagName('item');
			
			
		
			document.getElementById('required').innerHTML = "";
			
		
		
		}
	
	}


}

function onResponse2() {
	
		
	if(checkReadyState2(request)) {	
		//alert("Getting Response!");
		if (request.responseXML==null) {
			var rand=random(3);
			for (var i=0;i<rand;i++) {
				dotdot+=".";	
			}
			//alert("Getting Response!2");
			
			document.getElementById('required').innerHTML="Sending"+dotdot;
	
		} else {
			//alert("Getting Response!3");
			document.getElementById('required').innerHTML="";
			var response=request.responseXML.documentElement;
			var items=response.getElementsByTagName('item');
			
			
		
			document.getElementById('required').innerHTML = "";
			
		
		
		}
	
	}


}


function tellAFriend()
{
	
	var ts_yourname = document.getElementById('ts_yourname').value;
	
	if (ts_yourname=="") {
		document.getElementById('ts_yourname').value=""
		document.getElementById('required').innerHTML="<font color=red>Please enter your name</font>";
		document.getElementById('ts_yourname').focus();
		
		return false;
	}
	
	var ts_youremail = document.getElementById('ts_youremail').value;
	
	if (echeck(ts_youremail)==false){
		document.getElementById('ts_youremail').value=""
		document.getElementById('ts_youremail').focus()
		return false
	}
	

	var ts_friendsname = document.getElementById('ts_friendsname').value;
	
	if (ts_friendsname=="") {
		document.getElementById('ts_friendsname').value=""
		document.getElementById('required').innerHTML="<font color=red>Please enter a friend's name</font>";
		document.getElementById('ts_friendsname').focus();
		
		return false;
	}
	
	var ts_friendsemail = document.getElementById('ts_friendsemail').value;
	
	if (echeck(ts_friendsemail)==false){
		document.getElementById('ts_friendsemail').value=""
		document.getElementById('ts_friendsemail').focus()
		return false
	}
	
	//alert('saving post??'+_value);
	//setIndex(_index);
	var ts_link=window.location;
	var url="../services/send_tellafriend.php?ts_yourname="+ ts_yourname +"&ts_youremail="+ts_youremail+"&ts_friendsname="+ts_friendsname+"&ts_friendsemail="+ts_friendsemail+"&ts_link="+ts_link;
	//alert(url);
	sendRequestWho(url, onResponse, "FORM");
	//alert('saving post??'+escape(_value));
}


function saveForm()
{
	
	
	
	var ts_firstname = document.getElementById('ts_firstname').value;
	
	if (ts_firstname=="") {
		document.getElementById('ts_firstname').value=""
		document.getElementById('required').innerHTML="<font color=red>Please enter your name</font>";
		document.getElementById('ts_firstname').focus();
		
		return false;
	}/*
	var ts_lastname = document.getElementById('ts_lastname').value;
	if (ts_lastname=="") {
		document.getElementById('ts_lastname').value=""
		document.getElementById('required').innerHTML="<font color=red>Missing Last Name..</font>";
		document.getElementById('ts_lastname').focus();
		return false;
	}	
	*/
	var ts_email = document.getElementById('ts_email').value;
	
	if (echeck(ts_email)==false){
		document.getElementById('ts_email').value=""
		document.getElementById('ts_email').focus()
		return false
	}
	
	var month = document.getElementById('month').value;
	var year = document.getElementById('year').value;
	var day = document.getElementById('day').value;
	
	
	if (month=="month") {
		document.getElementById('required').innerHTML="<font color=red>Select a month..</font>";
		document.getElementById('month').focus();
		return false;
	}	
	if (day=="day") {
		document.getElementById('required').innerHTML="<font color=red>Select a day..</font>";
		document.getElementById('day').focus();
		return false;
	}	
	if (year=="year") {
		document.getElementById('required').innerHTML="<font color=red>Select a year..</font>";
		document.getElementById('year').focus();
		return false;
	}	
	var to_atleast18=document.getElementById('to_keepmeinformed').checked;
	
	if (to_atleast18===false) {
		document.getElementById('required').innerHTML="<font color=red>You are at least 18 years of age?</font>";
		document.getElementById('to_keepmeinformed').focus();
		return false;
	}
	
	var to_keepmeinformed=false;
	if (to_keepmeinformed){
		to_keepmeinformed=1;	
	} else {
		to_keepmeinformed=0;	
	}
	//alert('saving post??'+_value);
	//setIndex(_index);
	//var url="../services/save.php?ts_firstname="+ ts_firstname +"&ts_lastname="+ts_lastname+"&ts_email="+ts_email+"&month="+month+"&day="+day+"&year="+year+"&to_keepmeinformed="+to_keepmeinformed;
	var url="../services/save.php?ts_firstname="+ ts_firstname +"&ts_email="+ts_email+"&month="+month+"&day="+day+"&year="+year+"&to_keepmeinformed="+to_keepmeinformed;
	//alert(url);
	sendRequestWho(url, onResponse2, "FORM");
	//alert('saving post??'+escape(_value));
}


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){
		  	document.getElementById('required').innerHTML="<font color=red>Improper E-mail address..</font>";
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   document.getElementById('required').innerHTML="<font color=red>Improper E-mail address..</font>";
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    //alert("Invalid E-mail ID")
			document.getElementById('required').innerHTML="<font color=red>Improper E-mail address..</font>";
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		  	document.getElementById('required').innerHTML="<font color=red>Improper E-mail address..</font>";
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    document.getElementById('required').innerHTML="<font color=red>Improper E-mail address..</font>";
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    document.getElementById('required').innerHTML="<font color=red>Improper E-mail address..</font>";
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		 	document.getElementById('required').innerHTML="<font color=red>Improper E-mail address..</font>";
		    return false
		 }

 		 return true					
	}