// JavaScript Document
//email validation start
function IsEmailCheck(emailStr) 
{
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null)
	 {	
		return false;
	 }
	var user=matchArray[1];
	var domain=matchArray[2];
	
	for (i=0; i<user.length; i++) 
	{
		if (user.charCodeAt(i)>127) 
		{
			return false;
	    }
	}
	for (i=0; i<domain.length; i++) 
	{
		if (domain.charCodeAt(i)>127) 
		{
			return false;
	   }
	}
	
	if (user.match(userPat)==null) 
	{	
		return false;
	}
	
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) 
	{	
		for (var i=1;i<=4;i++) 
		{
			if (IPArray[i]>255) 
			{
				return false;
		   }
		}
	
		return true;
	}
	
	// Domain is symbolic name.  Check if it's valid.
	 
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) {
	if (domArr[i].search(atomPat)==-1) {
	return false;
	   }
	}
	
	if (checkTLD && domArr[domArr.length-1].length!=2 && 
	domArr[domArr.length-1].search(knownDomsPat)==-1) {
	return false;
	}
	
	if (len<2) {
	return false;
	}	
	return true;
}
//email validation end
//name alphabetic check
	function IsNameCheck(strString)
   //  check for valid numeric strings	
   {
   var strValidChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ ";
   var strChar;
   var blnResult = true;

   if (strString.length == 0) return false;

   //  test strString consists of valid characters listed above
   for (i = 0; i < strString.length && blnResult == true; i++)
      {
      strChar = strString.charAt(i);
      if (strValidChars.indexOf(strChar) == -1)
         {
         blnResult = false;
         }
      }
   return blnResult;
   }
//end
//on Submit Validation start
function ValidateForm(){
	var emailID = document.contact.email;
	var full_name = document.contact.fname.value;
	full_name = full_name.replace(/^[\s]+/,'').replace(/[\s]+$/,'').replace(/[\s]{2,}/,' ');
	var requirement = document.contact.describe_requirement.value;
	requirement = requirement.replace(/^[\s]+/,'').replace(/[\s]+$/,'').replace(/[\s]{2,}/,' ');
	var captchaval = document.contact.captchaval.value;
	
	if(full_name == ""){
	  /*fn_error.innerHtml = 'This field is required';*/
	  document.getElementById("fn_error").innerHTML = "This field is required!";
	  document.getElementById('fname').style.border = '1px solid #bf2414';
	  return false;
	}
	else if(IsNameCheck(full_name) == false){
	  document.getElementById("fn_error").innerHTML = "Name is invalid!";
	  document.getElementById('fname').style.border = '1px solid #bf2414';
	  return false;
	}	
   else if ((IsEmailCheck==null)||(emailID.value=="")){
	   document.getElementById("email_error").innerHTML = "This field is required!";
	   document.getElementById('email').style.border = '1px solid #bf2414';
		return false;
	}
	else if (IsEmailCheck(emailID.value)==false){
		document.getElementById("email_error").innerHTML = "Invalid E-mail ID!";
		document.getElementById('email').style.border = '1px solid #bf2414';
		return false;
	}
	else if (requirement==""){
		document.getElementById("requirement_error").innerHTML = "This field is required!";
		document.getElementById('describe_requirement').style.border = '1px solid #bf2414';
		return false;
	}
	else if (captchaval=="2"){
		document.getElementById("txtNumber_error").innerHTML = "This field is required!";
		document.getElementById('txtNumber').style.border = '1px solid #bf2414';
		return false;
	}
	return true;
}
//onSubmit validation ends

function ChangeBorder(fieldID){
	fieldID.style.border = '#666666 solid 1px';
}
function valideonblur1(FieldID, SpanID)
{
	var temp = FieldID.value;
	temp = temp.replace(/^[\s]+/,'').replace(/[\s]+$/,'').replace(/[\s]{2,}/,' ');
		if(temp == '' )
		{
				SpanID.innerHTML = "This field is required!";
				FieldID.style.border = "1px solid #FF0000";
		}
		else if(IsNameCheck(FieldID.value) == false)
		{
				SpanID.innerHTML = "Name is invalid!";
				FieldID.style.border = "1px solid #FF0000";
		}
		else{
			SpanID.innerHTML = "&nbsp;";
			FieldID.style.border = '#666666 solid 1px';
		}
}
function valideonblur2(FieldID, SpanID)
{
	var temp = FieldID.value;
	temp = temp.replace(/^[\s]+/,'').replace(/[\s]+$/,'').replace(/[\s]{2,}/,' ');
		if(temp == '' )
		{
				SpanID.innerHTML = "This field is required!";
				FieldID.style.border = "1px solid #bf2414";
		}
		else if(IsEmailCheck(FieldID.value) == false)
		{
				SpanID.innerHTML = "Invalid E-mail id!";
				FieldID.style.border = "1px solid #bf2414";
		}
		else{
			SpanID.innerHTML = "&nbsp;";
			FieldID.style.border = '#666666 solid 1px';
		}
}

function valideonblur3(FieldID, SpanID)
{
	var temp = FieldID.value;
	temp = temp.replace(/^[\s]+/,'').replace(/[\s]+$/,'').replace(/[\s]{2,}/,' ');
		if(temp == '' )
		{
				SpanID.innerHTML = "This field is required!";
				FieldID.style.border = "1px solid #bf2414";
		}
		else{
			SpanID.innerHTML = "&nbsp;";
			FieldID.style.border = '#666666 solid 1px';
		}
}