// form validation function //
function validate(form) {
  var PagePath = this.location.pathname;
	
  if(PagePath.substring(PagePath.lastIndexOf('/')+1,PagePath.length) == 'default.aspx')
  {
      var name = document.getElementById('txtUserName').value;
      var pass = document.getElementById('txtPassword').value;
      
      if(name == "") {
        inlineMsg('txtUserName','Username cannot be blank.',2);
        return false;
      }
      
      if(pass == "") {
        inlineMsg('txtPassword','Password cannot be blank.',2);
        return false;
      }
  }  
  
  if(PagePath.substring(PagePath.lastIndexOf('/')+1,PagePath.length) == 'offpeakrates_addedit.aspx')
  {
      var NumberRegex = /^ *[0-9]+ *$/;
      var packageName = document.getElementById('ctl00_ContentPlaceHolder1_txtPackageName').value;
      var Accomodation = document.getElementById('ctl00_ContentPlaceHolder1_txtAccomodation').value;
      var Rate = document.getElementById('ctl00_ContentPlaceHolder1_txtRate').value;
      
      if(packageName == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtPackageName','Package name cannot be blank.',2);
        return false;
      }
      
      if(Accomodation == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtAccomodation','Accomodation cannot be blank.',2);
        return false;
      }
      
      if(Rate == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtRate','Rate per night cannot be blank.',2);
        return false;
      }
      else
      {
        if(document.getElementById('ctl00_ContentPlaceHolder1_txtRate').value.search(NumberRegex)==-1) 
        {
            inlineMsg('ctl00_ContentPlaceHolder1_txtRate','Please enter valid rate.',2);            
            return false;
        }
      }
  }
  
  if(PagePath.substring(PagePath.lastIndexOf('/')+1,PagePath.length) == 'peakrates_addedit.aspx')
  {
      var NumberRegex = /^ *[0-9]+ *$/;
      var packageName = document.getElementById('ctl00_ContentPlaceHolder1_txtPackageName').value;
      var Accomodation = document.getElementById('ctl00_ContentPlaceHolder1_txtAccomodation').value;
      var Rate = document.getElementById('ctl00_ContentPlaceHolder1_txtRate').value;
      
      if(packageName == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtPackageName','Package name cannot be blank.',2);
        return false;
      }
      
      if(Accomodation == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtAccomodation','Accomodation cannot be blank.',2);
        return false;
      }
      
      if(Rate == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtRate','Rate per night cannot be blank.',2);
        return false;
      }
      else
      {
        if(document.getElementById('ctl00_ContentPlaceHolder1_txtRate').value.search(NumberRegex)==-1) 
        {
            inlineMsg('ctl00_ContentPlaceHolder1_txtRate','Please enter valid rate.',2);            
            return false;
        }
      }
  }
  
  if(PagePath.substring(PagePath.lastIndexOf('/')+1,PagePath.length) == 'audiraceweekrates_addedit.aspx')
  {
      var NumberRegex = /^ *[0-9]+ *$/;
      var packageName = document.getElementById('ctl00_ContentPlaceHolder1_txtPackageName').value;
      var Accomodation = document.getElementById('ctl00_ContentPlaceHolder1_txtAccomodation').value;
      var Rate = document.getElementById('ctl00_ContentPlaceHolder1_txtRate').value;
      
      if(packageName == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtPackageName','Package name cannot be blank.',2);
        return false;
      }
      
      if(Accomodation == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtAccomodation','Accomodation cannot be blank.',2);
        return false;
      }
      
      if(Rate == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtRate','Rate per night cannot be blank.',2);
        return false;
      }
      else
      {
        if(document.getElementById('ctl00_ContentPlaceHolder1_txtRate').value.search(NumberRegex)==-1) 
        {
            inlineMsg('ctl00_ContentPlaceHolder1_txtRate','Please enter valid rate.',2);            
            return false;
        }
      }
  }
  
  if(PagePath.substring(PagePath.lastIndexOf('/')+1,PagePath.length) == 'offers_addedit.aspx')
  {
      var Offer = document.getElementById('ctl00_ContentPlaceHolder1_txtOffer').value;
      var Desc = document.getElementById('ctl00_ContentPlaceHolder1_txtDescription').value;
      var Img = document.getElementById('ctl00_ContentPlaceHolder1_fupImage').value;

      
      if(Offer == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtOffer','Offer cannot be blank.',2);
        return false;
      }
      
      if(Desc == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtDescription','Description cannot be blank.',2);
        return false;
      }
      else
      {
           if(Desc.length > 200) 
           {
                inlineMsg('ctl00_ContentPlaceHolder1_txtDescription','Description cannot be<br>greater than 200 characters.',2);
                return false;
           }
           
      }
      
      if(Img == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_fupImage','Select .jpg image to upload.',2);
        return false;
      }
      else
      {
            if(Img.substring(Img.lastIndexOf('.')+1,Img.length) != 'jpg' && Img.substring(Img.lastIndexOf('.')+1,Img.length) != 'jpeg')
            {
                 inlineMsg('ctl00_ContentPlaceHolder1_fupImage','Select valid .jpg image file to upload.',2);
                 return false;
            }
      }
  }
  
  if(PagePath.substring(PagePath.lastIndexOf('/')+1,PagePath.length) == 'events_addedit.aspx')
  {
      var Offer = document.getElementById('ctl00_ContentPlaceHolder1_txtEvent').value;
      var Desc = document.getElementById('ctl00_ContentPlaceHolder1_txtDescription').value;
      
      if(Offer == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtEvent','Event cannot be blank.',2);
        return false;
      }
      
      if(Desc == "") {
        inlineMsg('ctl00_ContentPlaceHolder1_txtDescription','Description cannot be blank.',2);
        return false;
      }
      else
      {
           if(Desc.length > 200) 
           {
                inlineMsg('ctl00_ContentPlaceHolder1_txtDescription','Description cannot be<br>greater than 200 characters.',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"; 
}