$(function() {
  $('span#captcha_label').hide();
  $("#buttonSubmit").click(function() {
    $(".formField").css({"border-color" : "#eaeaea"})
    $.post( 
      "/akmail.asp",
      $("#leadform").serialize(),  
      function(data){
        if(data.success == "false"){
          if(isset(data.message)){
            alert(data.message);
            if(isset(data.focus)){
              $("#" + data.focus).css({'border-color' : '#f00'});
              $("#" + data.focus).focus();
            }
          } 
        } else {
          window.location = data.message;
        }
      },
      "json"
    );
    
    return false;
  });  
});

function isset () {
  var a=arguments, l=a.length, i=0;
  
  if (l===0) {
      throw new Error('Empty isset'); 
  }
  
  while (i!==l) {
      if (typeof(a[i])=='undefined' || a[i]===null) { 
          return false; 
      } else { 
          i++; 
      }
  }
  return true;
}

function RefreshImage(valImageId) {
	var objImage = document.images[valImageId];
	if (objImage == undefined) {
		return true;
	}
	var now = new Date();
		
	objImage.src = objImage.src.split('?')[0] + '?x=' + now.toUTCString();
	return false;
}