// form validation function //
var substitueFlag = false;
// Regular Expressions //
	var nameRegex = /^[a-zA-Z]+(([\'\,\.\- ][a-zA-Z ])?[a-zA-Z]*)*$/;
	var messageRegex = new RegExp(/<\/?\w+((\s+\w+(\s*=\s*(?:".*?"|'.*?'|[^'">\s]+))?)+\s*|\s*)\/?>/gim);
	var emailRegex = /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/;
	var regPhone = /^\d{3}\-\d{3}\-\d{4}$/;
	var regDate = /(0[1-9]|1[012])\/(0[1-9]|[12][0-9]|3[01])\/([0-9]{2,4})/i;

function validatePreQualify(form) {
	 
	var name = form.name.value;
	var email_address = form.email_id.value;
	var email_address = form.email_id.value;
	var first_name = form.first_name.value;
	var last_name = form.last_name.value;
	var SSN = form.SSN.value;
	var address = form.address.value;
	var city = form.city.value;
	var state = form.state.value;
	var zip = form.zip.value;
	var email = form.email.value;
	
	
	if(name == "") {

	inlineMsg('name','You must enter your full name.',5);		
		return false;
	}
	
	if(email_address == "") {

	inlineMsg('email_id','You must enter your valid email.',5);		
		return false;
	}
	
	if(!email_address.match(emailRegex)) {
		inlineMsg('email_id','You have entered an invalid email address.',5);
		return false;
	}
	
	if(first_name == "") {

	inlineMsg('first_name','You must enter your first name.',5);		
		return false;
	}
	
	if(last_name == "") {

	inlineMsg('last_name','You must enter your last name.',5);		
		return false;
	}
	
	if(SSN == "") {

	inlineMsg('SSN','You must enter your Social Security Number.',5);		
		return false;
	}
	
	if(address == "") {

	inlineMsg('address','You must enter your address.',5);		
		return false;
	}
	
	if(city == "") {

	inlineMsg('city','You must enter your city.',5);		
		return false;
	}
	
	if(state == "") {

	inlineMsg('state','You must enter your state.',5);		
		return false;
	}
	
	if(zip == "") {

	inlineMsg('zip','You must enter your zip code.',5);		
		return false;
	}
	
	if(email == "") {

	inlineMsg('email','You must enter your email.',5);		
		return false;
	}
	if(!email.match(emailRegex)) {
		inlineMsg('email','You have entered an invalid email address.',5);
		return false;
	}
	
			
	return true;
	
}

function validateContactUsForm(form) {
	 
	var name = form.name.value;
	var address = form.address.value;
	var email_address = form.email.value;
	var phone = form.cell_phone.value;
	
	if(name == "") {

	inlineMsg('name','You must enter your full name.',5);		
		return false;
	}
	if(address == "") {

		inlineMsg('address','You must enter your address.',5);
		return false;
	}

		
	if(email_address == "") {
		inlineMsg('email','Please provide your email address.',5);
		return false;
	}
	if(!email_address.match(emailRegex)) {
		inlineMsg('email','You have entered an invalid email address.',5);
		return false;
	}
	if(phone == "") {
		inlineMsg('phone','Please provide your contact number.',5);
		return false;
	}

			
	return true;
	
}

 function validateEmail(form) {

	var email_address = form.email_subscription.value;

	if(email_address == "") {
		inlineMsg('email_subscription','Please provide your email address.',5);
		return false;
	}
	if(!email_address.match(emailRegex)) {
		inlineMsg('email_subscription','You have entered an invalid email address.',5);
		return false;
	}
			
	return true;
	
}


 function validateForm(form) {
	 
	var name = form.name.value;
	var phone = form.phone.value;
	var email_address = form.email.value;
	
	


	if(name == "") {
		inlineMsg('name','You must enter your full name.',5);		
		return false;
	}
		if(phone == "") {
		inlineMsg('phone','Please provide your contact number.',5);
		return false;
	}
	if(email_address == "") {
		inlineMsg('email','Please provide your email address.',5);
		return false;
	}
	if(!email_address.match(emailRegex)) {
		inlineMsg('email','You have entered an invalid email address.',5);
		return false;
	}


			
	return true;
	
}

 function validateVIPForm(form) {
	 
	var name = form.name.value;
	var max_price = form.max_price.value;
	//var type = form.type.value;
	var beds = form.beds.value;
	var baths = form.baths.value;
	var square = form.square.value;
	//var zip = form.zip.value;
	var cell_phone = form.cell_phone.value;
	var email1 = form.email1.value;
	var email2 = form.email2.value;	
	
	


	if(name == "") {
		inlineMsg('name','You must enter your full name.',5);		
		return false;
	}
		if(max_price == "") {
		inlineMsg('max_price','Please provide Max Price.',5);
		return false;
	}
	/*if(type == "") {
		inlineMsg('type','Please provide the type of home.',5);
		return false;
	}*/
	if(beds == "") {
		inlineMsg('beds','Please specify the number of bed rooms.',5);
		return false;
	}
	if(baths == "") {
		inlineMsg('baths','Please specify the number of baths.',5);
		return false;
	}
	if(square == "") {
		inlineMsg('square','Please specify the square fee.',5);
		return false;
	}
	/*if(zip == "") {
		inlineMsg('zip','Please privide the zip.',5);
		return false;
	}*/
	if(cell_phone == "") {
		inlineMsg('cell_phone','Please privide your cell phone number.',5);
		return false;
	}
	if(email1 == "") {
		inlineMsg('email1','Please privide your email.',5);
		return false;
	}
	if(!email1.match(emailRegex)) {
		inlineMsg('email1','You have entered an invalid email address.',5);
		return false;
	}
	if(email2 != "")
	{
		if(!email2.match(emailRegex)) {
		inlineMsg('email2','You have entered an invalid email address.',5);
		return false;
		}
	}


			
	return true;
	
}

 function validateWinPrize(form)
 {
	var name_val = form.name.value;
	var email_val = form.email.value;
	var year_val = form.year.value;


	if(name_val == "") {

	inlineMsg('name','You must enter your full name.',5);		
		return false;
	}
	if(email_val == "") {

		inlineMsg('email','You must enter your email.',5);
		return false;
	}

	if(!email_val.match(emailRegex)) {
		inlineMsg('email','You have entered an invalid email address.',5);
		return false;
	}
	
	if(year_val == "") {
		inlineMsg('year','Please provide your Grad Year at University of Windsor.',5);
		return false;
	}
	
	return true;
}


function validateAdminPropertyForm(form)
{
	
	var propName = form.p_name.value;
	var propBeds = form.spec_value_1.value;
	var propBaths = form.spec_value_2.value;
	var propPrice = form.price.value;
	var propAdress = form.adress.value;
	var propDescription = form.description.value;
	var propMainImage = form.mainImage.value;
	
	
	if(propName == "") {

	inlineMsg('p_name','You must enter property name.',5);		
		return false;
	}
	
	if(propBeds == "") {

	inlineMsg('spec_value_1','You must enter no of beds.',5);		
		return false;
	}

	if(isNaN(propBeds)) {

	inlineMsg('spec_value_1','No of beds must be numeric.',5);		
		return false;
	}


	if(propBaths == "") {

	inlineMsg('spec_value_2','You must enter no of baths.',5);		
		return false;
	}

	if(isNaN(propBaths)) {

	inlineMsg('spec_value_2','No of baths must be numeric.',5);		
		return false;
	}

	if(propPrice == "") {

	inlineMsg('price','You must enter price.',5);		
		return false;
	}

	if(isNaN(propPrice)) {

	inlineMsg('price','price must be numeric.',5);		
		return false;
	}

	if(propAdress == "") {

	inlineMsg('adress','You must enter address.',5);		
		return false;
	}
	
	if(propDescription == "") {

	inlineMsg('description','You must enter some description.',5);		
		return false;
	}
	
	if(propMainImage == "") {

	inlineMsg('mainImage','You must provide main image.',5);		
		return false;
	}
	
	return true;

}


		
// START OF MESSAGE SCRIPT //

var MSGTIMER = 20;
var MSGSPEED = 5;
var MSGOFFSET = 3;
var MSGHIDE = 3;

// build out the divs, set attributes and call the fade function //
function inlineMsg(target,string,autohide) {

  var msg;
  var msgcontent;
  if(!document.getElementById('msg')) {
    msg = document.createElement('div');
    msg.id = 'msg';
  	msgcontent = document.createElement('div');
    msgcontent.id = 'msgcontent';
    document.body.appendChild(msg);
    msg.appendChild(msgcontent);
    msg.style.filter = 'alpha(opacity=0)';
    msg.style.opacity = 0;
    msg.alpha = 0;
  } else {
    msg = document.getElementById('msg');
    msgcontent = document.getElementById('msgcontent');
  }
  msgcontent.innerHTML = string;
  msg.style.display = 'block';
  var msgheight = msg.offsetHeight;
  var targetdiv = document.getElementById(target);
  targetdiv.focus();
  var targetheight = targetdiv.offsetHeight;
  var targetwidth = targetdiv.offsetWidth;
  var topposition = topPosition(targetdiv) - ((msgheight - targetheight) / 2);
  var leftposition = leftPosition(targetdiv) + targetwidth + MSGOFFSET;
  msg.style.top = topposition + 'px';
  msg.style.left = leftposition + 'px';
  clearInterval(msg.timer);
  msg.timer = setInterval("fadeMsg(1)", MSGTIMER);
  if(!autohide) {
    autohide = MSGHIDE;  
  }
  window.setTimeout("hideMsg()", (autohide * 1000));
}

// hide the form alert //
function hideMsg(msg) {
  var msg = document.getElementById('msg');
  if(!msg.timer) {
    msg.timer = setInterval("fadeMsg(0)", MSGTIMER);
  }
}
function isInteger(s)
{
      var i;
		s = s.toString();
      for (i = 0; i < s.length; i++)
      {
         var c = s.charAt(i);
         if (isNaN(c)) 
	   {
		//alert("Given value is not a number");
		return false;
	   }
      }
      return true;
}

// face the message box //
function fadeMsg(flag) {
  if(flag == null) {
    flag = 1;
  }
  var msg = document.getElementById('msg');
  var value;
  if(flag == 1) {
    value = msg.alpha + MSGSPEED;
  } else {
    value = msg.alpha - MSGSPEED;
  }
  msg.alpha = value;
  msg.style.opacity = (value / 100);
  msg.style.filter = 'alpha(opacity=' + value + ')';
  if(value >= 99) {
    clearInterval(msg.timer);
    msg.timer = null;
  } else if(value <= 1) {
    msg.style.display = "none";
    clearInterval(msg.timer);
  }
}

// calculate the position of the element in relation to the left of the browser //
function leftPosition(target) {
  var left = 0;
  if(target.offsetParent) {
    while(1) {
      left += target.offsetLeft;
      if(!target.offsetParent) {
        break;
      }
      target = target.offsetParent;
    }
  } else if(target.x) {
    left += target.x;
  }
  return left;
}

// calculate the position of the element in relation to the top of the browser window //
function topPosition(target) {
  var top = 0;
  if(target.offsetParent) {
    while(1) {
      top += target.offsetTop;
      if(!target.offsetParent) {
        break;
      }
      target = target.offsetParent;
    }
  } else if(target.y) {
    top += target.y;
  }
  return top;
}

// preload the arrow //
if(document.images) {
	
	arrow = new Image(7,80); 
  	arrow.src = "images/msg_arrow.gif"; 
	}