// form validation function //
function validate_case(){
	
  var st =  document.getElementById('state').selectedIndex;  

  if(st == "") {
    inlineMsg('state','Please Enter the State',2);
    return false;
  }  
  if(st != ''){
	   var cty  =  document.getElementById('county').selectedIndex;  
	   if(cty == "") {
		 inlineMsg('county','Please Enter the County.',2);
		 return false;
	  }  
  }
  return true;
}
function validate(){
	
  var firstName = document.getElementById('firstName').value;
  var lastName =  document.getElementById('lastName').value;  
  var homePhone1 =  document.getElementById('dayArea').value;  
  var homePhone2 =  document.getElementById('dayPrefix').value;  
  var homePhone3 =  document.getElementById('daySuffix').value;    
  var email =  document.getElementById('Email').value;
  var zip =  document.getElementById('zip').value;   
  var terms =  document.getElementById('terms').checked;     
 
  
  var nameRegex = /^[a-zA-Z]+(([\'\,\.\- ][a-zA-Z ])?[a-zA-Z]*)*$/;  
  var digitRegex = /^[0-9]*$/;    
  var emailRegex = /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/;
  var messageRegex = new RegExp(/<\/?\w+((\s+\w+(\s*=\s*(?:".*?"|'.*?'|[^'">\s]+))?)+\s*|\s*)\/?>/gim);  


  if(firstName == "") {
    inlineMsg('firstName','Please enter First name.',2);
    return false;
  }  
  if(!firstName.match(nameRegex)) {
    inlineMsg('firstName','Invalid First Name.',2);
    return false;
  }
  if(lastName == "") {
    inlineMsg('lastName','Please enter Last name.',2);
    return false;
  }  
  if(!lastName.match(nameRegex)) {
    inlineMsg('lastName','Invalid Last Name.',2);
    return false;
  }
  if(homePhone1 == "") {
    inlineMsg('dayArea','Please enter your Area Code.',2);
    return false;
  }  
  if(!homePhone1.match(digitRegex)) {
    inlineMsg('dayArea','Invalid Area Code.',2);
    return false;
  }  
  if(homePhone2 == "") {
    inlineMsg('dayPrefix','Please enter your Phone Prefix.',2);
    return false;
  }  
  if(!homePhone2.match(digitRegex)) {
    inlineMsg('dayPrefix','Invalid Phone Prefix.',2);
    return false;
  }    
  if(homePhone3 == "") {
    inlineMsg('daySuffix','Please enter your Phone Suffix.',2);
    return false;
  }  
  if(!homePhone3.match(digitRegex)) {
    inlineMsg('daySuffix','Invalid Phone Suffix.',2);
    return false;
  }    
  if(zip == "") {
    inlineMsg('zip','Please enter your Zipcode.',2);
    return false;
  }  
  if(!zip.match(digitRegex)) {
    inlineMsg('zip','Invalid Zipcode.',2);
    return false;
  }    
  if(email == "") {
    inlineMsg('Email','<strong>Error</strong><br />You must enter your email.',2);
    return false;
  }
  if(!email.match(emailRegex)) {
    inlineMsg('Email','<strong>Error</strong><br />You have entered an invalid email.',2);
    return false;
  }

  if(terms == false) {
    inlineMsg('terms','Please Accept the Terms & Conditions.',2);
    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);
  }
}

// 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"; 
}