// JScript File

function AjaxGetData(url, responseHandler)
{
    if (window.XMLHttpRequest)
     {
         // browser has native support for XMLHttpRequest object
         req = new XMLHttpRequest();
     }
     else if (window.ActiveXObject)
     {
         // try XMLHTTP ActiveX (Internet Explorer) version
         req = new ActiveXObject("Microsoft.XMLHTTP");
     }
     
     if(req)
     {
         req.onreadystatechange = responseHandler;
         req.open('GET', url, true);
         req.setRequestHeader("content-type","application/x-www-form-urlencoded");
         req.send('');
     }
     else
     {
         alert('Your browser does not seem to support XMLHttpRequest.');
     }
 } 
 
 
 
 function email_handler()
 {
 try
    {
        //readyState of 4 or 'complete' represents 
        //that data has been returned 
        if (req.readyState == 4 || req.readyState == 'complete')
        {
            if(req.responseText==1)
            {
             document.getElementById('mess_email').innerHTML = "Email Already Exist! Choose Another"; 
           // document.form1.email.focus();
             return false;
            }
             else if (req.responseText==2) 
            {
                 document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
                return false;
            }
            else if (req.responseText==3)
            {
                 document.getElementById('mess_email').innerHTML = "";
                return true;
            }
        }
    }
     catch(e)
     {
        alert('Error in Ajax respone');
     }
}    
 
 
 function email_chk()
{
    var temail=document.form1.email.value;
    if(echeck(temail)==false)
       {
        // document.form1.email.value="";
        // document.form1.email.focus();
         document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
         return false;
        } 
       else
       {
        var qry="email_contactus.ashx?email=" + temail;  
        AjaxGetData(qry, email_handler);
       }
}

 function valid()
 {
 
 document.getElementById('mess_email').innerHTML ="";
 document.getElementById('mess_first').innerHTML="";
 document.getElementById('mess_last').innerHTML="";
 document.getElementById('mess_subject').innerHTML="";
 document.getElementById('mess_message').innerHTML="";
 document.getElementById('mess_chk').innerHTML="";
   
    var temail=document.form1.email.value;
   if(temail=="" || temail.length==0 )
   {
     // alert("Please enter a Valid E-mail ID");
       document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
      //document.form1.email.value="";
      document.form1.email.focus();
      return false;
    } 
    else if(echeck(temail)==false)
    {
      document.form1.email.value="";
      document.form1.email.focus();
      return false;
    }
    
    var fname=document.form1.first_name.value;
    if(fname=="" || fname.length==0)
    {
      //alert("Please enter your First Name");
      document.getElementById('mess_first').innerHTML="* First Name";
      document.form1.first_name.focus();
      return false;
     }
     var lname=document.form1.last_name.value;
     if(lname =="" || lname.length==0)
     {
      // alert("Please enter your Last Name");
       document.getElementById('mess_last').innerHTML="* Last Name";
       document.form1.last_name.focus();
       return false;
      }
      
      var tsubject=document.form1.txtsubject.value;
     if(tsubject=="" || tsubject.length==0)
     {
      // alert("Please Enter Subject Line");
      document.getElementById('mess_subject').innerHTML="* Subject";
       document.form1.txtsubject.focus();
       return false;
      }
      var tmess=document.form1.txtmessage.value;
     if(tmess=="" || tmess.length==0)
     {
      // alert("Please Enter Message");
      document.getElementById('mess_message').innerHTML="* Message";
       document.form1.txtmessage.focus();
       return false;
      }
      if(document.form1.chkagree.checked==false)
      {
      // alert("Please read our Terms & Condition");
       document.getElementById('mess_chk').innerHTML="* Check Terms";
       document.form1.chkagree.focus();
       return false;
      }
      
      return true;
 }
    
    
    function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		 //  alert("Invalid E-mail ID");
		   document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
		   return false;
		}
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		 //  alert("Invalid E-mail ID");
		   document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
		   return false;
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		   // alert("Invalid E-mail ID");
		   document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
		    return false;
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		   // alert("Invalid E-mail ID");
		   document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
		    return false;
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		   // alert("Invalid E-mail ID");
		   document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
		    return false;
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		   // alert("Invalid E-mail ID");
		   document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){
		   // alert("Invalid E-mail ID");
		   document.getElementById('mess_email').innerHTML = "* Valid E-mail ID";
		    return false;
		 }
 		 return true;					
	}
    
    
    function first_chk()
{
   var fname=document.form1.first_name.value;
   if(fname=="" || fname.length==0)
   {
     document.getElementById('mess_first').innerHTML ="* First Name";
    // document.form1.first_name.focus();
     return false;
   }
    else
    {
    document.form1.first_name.value=fname.toUpperCase();
   // document.getElementById("first_name").value=fname.toUpperCase();
    document.getElementById('mess_first').innerHTML ="";
   //  return true;
    }
}

function last_chk()
{
    var lname=document.form1.last_name.value;
   if(lname =="" || lname.length==0)
   {
      document.getElementById('mess_last').innerHTML="* Last Name";
    // document.form1.last_name.focus();
     return false;
   }
   else
   {
     document.getElementById("last_name").value=lname.toUpperCase();
    document.getElementById('mess_last').innerHTML ="";
   
   }
}