function textCounter(field,cntfield,maxlimit) {
  if (field.value.length > maxlimit) // if too long...trim it!
  {
  field.value = field.value.substring(0, maxlimit);
  alert("Maxium limit is over");
  }
  // otherwise, update 'characters left' counter
  else
  {
  cntfield.value = maxlimit - field.value.length;
  }
}

function getXmlHttpRequestObject() {
 if (window.XMLHttpRequest) {
    return new XMLHttpRequest(); //Mozilla, Safari ...
 } else if (window.ActiveXObject) {
    return new ActiveXObject("Microsoft.XMLHTTP"); //IE
 } else {
    //Display our error message
    alert("Your browser doesn't support the XmlHttpRequest object.");
 }
}

//Our XmlHttpRequest object
var receiveReq = getXmlHttpRequestObject();
function makeRequestCaptcha(url, param) {
//alert("deepak");
//return false;
   receiveReq.open("POST", url, true);
   receiveReq.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
   receiveReq.setRequestHeader("Content-length", param.length);
   receiveReq.setRequestHeader("Connection", "close");
   receiveReq.send(param);
   receiveReq.onreadystatechange = function(){
     if (receiveReq.readyState == 4){
       document.getElementById('Ucaptcha').innerHTML = msg ='';
	   if(receiveReq.responseText==0){
         document.getElementById('Ucaptcha').innerHTML = msg = '<font color="red">Invalid code</font>';
         document.getElementById('vcode').value=2;
	   }else{	
         document.getElementById('Ucaptcha').innerHTML = msg = '<font color="green">Valid Code</font>';
         document.getElementById('vcode').value=1;
	   }
    }
   } 
}

function getNewImage(){
  img = document.getElementById('imgCaptcha'); 
  //Change the image
  img.src = './create_image.php?' + Math.random();
  return false;
}


function checkCaptcha(theForm){
  if(theForm.txtCaptcha.value.length < 5){
    document.getElementById('Ucaptcha').innerHTML = msg = '<font color="red">Invalid code</font>';
  }else{
  url = 'captcha.new.php';
  postStr = theForm.txtCaptcha.name + "=" + encodeURIComponent( theForm.txtCaptcha.value);
  setTimeout("makeRequestCaptcha(url, postStr)",500);
  }	
}


function checkvaild(){
  var txt =document.contactUs.txtname.value;
  var filter2=/^[a-zA-Z\ ]+$/;
  if(trim(txt)==""){
     alert("please Enter the Name");
	   document.contactUs.txtname.focus();
	   document.contactUs.txtname.value='';
	   return false;
  }
  else
  {
    if(!filter2.test(txt))
    {
     alert("please Enter the valid Name");
     document.contactUs.txtname.focus();
     return false;
    }
  }
  
  var emailtxt=document.contactUs.txtemail.value;
  if(emailtxt==""){
    alert("Please Enter  Email address!")
    document.contactUs.txtemail.focus();
    return false;
  }
  else{
    var str=document.contactUs.txtemail.value;
    var filter=/^.+@.+\..{2,9}$/
    if (filter.test(str)){
  	}
    else {
      alert("Please input a valid email address!")
  	  document.contactUs.txtemail.focus();
      return false;
    }
  }

  var phonetxt=document.contactUs.phone1.value;  
  if(phonetxt=="")
  {
    alert("Please Enter Telephone Number");
    document.contactUs.phone1.focus();
    return false;
  }
  else
  {
    if(isNaN(phonetxt)){
    alert("Please Enter in Numeric Telephone Number");
    document.contactUs.phone1.focus();
    document.contactUs.phone1.value="";
    return false;
    }
    else
	{
	phonetxt_lenth=phonetxt.length;
	if(8 > phonetxt_lenth || phonetxt_lenth > 12)
	{
	alert("Please Enter in Correct Telephone Number.");
    document.contactUs.phone1.focus();
	return false;
	}
	}
  }
  
  var subjecttxt =document.contactUs.subject1.value;
  if(trim(subjecttxt)==""){
     alert("please Enter the Subject");
	   document.contactUs.subject1.focus();
	   return false;
  }  
    var message11 =document.contactUs.message1.value;
   if(trim(message11)==""){
     alert("please Enter the message");
	   document.contactUs.message1.focus();
	   document.contactUs.message1.value="";
	   return false;
  }  
  
   var security_code1 =document.contactUs.txtCaptcha.value;
   if(trim(security_code1)==""){
     alert("please Enter Verification Code");
	   document.contactUs.txtCaptcha.focus();
	   document.contactUs.txtCaptcha.value="";
	   return false;
  }  

 var validatecaptcha = document.contactUs.vcode;
 if(validatecaptcha.value!=1){
  alert("Please Fill the correct Validation Code");     
  document.contactUs.txtCaptcha.focus();
  return false;
}


}
function trim(s)
{

/*s=s.substr(0,1);  
alert(s) ;*/

  while(s.substr(0,1)==' ')
{
s=s.substr(1,s.length);
}


while(s.substring(s.length-1,s.length)==" ")
{
s=s.substring(0,s.length-1);
}
return s;
}



function CheckCaptcha(Master,VALUE,MasterDiv){  

    var captcha_name = document.getElementById("security_code");
       if(captcha_name.value=="") {      
         alert("Please Enter Captcha Value");
         captcha_name.value="";
         captcha_name.focus();
         //profile_name.select();
         return false;
       }  else
	   {
		  //url = SITE_URL+"/mat/RegisterMaster.php?Master="+Master+"&VALUE="+VALUE; 
		  //makeRequest(MasterDiv,url);  
        xmlHttp=GetXmlHttpObject();
		if (xmlHttp==null){
		  alert ("Your browser does not support AJAX!");
		  return;
		  } 
		
		var url="captcha_contact_us_get.php";
		url=url+"?captcha="+captcha_name.value ;
		url=url+"&sid="+Math.random();
		xmlHttp.onreadystatechange=function() {
			if (xmlHttp.readyState==4){
				document.getElementById("CapchaErrorDiv").innerHTML=xmlHttp.responseText;
			}
		}
		xmlHttp.open("GET",url,true);
		xmlHttp.send(null);
	
	   }

}


function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}