// JavaScript Document
MM_preloadImages('images/loader2.gif'); 
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function validate_contactus(thisform)
{
		
	with (thisform)
	{
		//if(fname.value=="Name")fname.value="";	
	if (emptyvalidation(fname,"Woops! You forgot to fill in your Full Name")==false) 
		{
		fname.focus();
		return false;	
		}
		
	if (emptyvalidation(email,"Woops! You forgot to fill in your Email Address")==false) 
		{
		email.focus();
		return false;	
		}		
		
		if(checkMailId(email.value)==false)
			{
				//alert("Invalid email address");
				email.select();
				email.focus();
				return false;
			}
	if (emptyvalidation(phone,"Woops! You forgot to fill in your Phone Number")==false) 
		{
		phone.focus();
		return false;	
		}
	
	if(userdigit.value=="verification code as shown above")userdigit.value="";	
	if (emptyvalidation(userdigit,"Woops! You forgot to fill in your Verification code")==false) 
		{
			userdigit.focus();
			return false;
		}	
			
		
	}
		document.getElementById("loadimagenew").innerHTML='<img  src="http://www.visaplace.com/images/loader2.gif" alt=""  />';
	 runAjaxcontact('check_captcha','process_mail.php',document.contactform.userdigit.value);
return false;	


}	



function emptyvalidation(entered, alertbox)
{
	with (entered)
	{
		while (value.charAt(0) == ' ')
			value = value.substring(1);
		while (value.charAt(value.length - 1) == ' ')
			value = value.substring(0, value.length - 1);
		if (value==null || value=="")
		{
			if (alertbox!="") alert(alertbox);
			return false;
		}
		else return true;
	}
}

//-----------------------------
function checkMailId(mailids)
{
var arr = new Array('.com','.net','.org','.biz','.coop','.info','.museum','.name','.pro',
'.edu','.gov','.int','.mil','.ac','.ad','.ae','.af','.ag','.ai','.al',
'.am','.an','.ao','.aq','.ar','.as','.at','.au','.aw','.az','.ba','.bb',
'.bd','.be','.bf','.bg','.bh','.bi','.bj','.bm','.bn','.bo','.br','.bs',
'.bt','.bv','.bw','.by','.bz','.ca','.cc','.cd','.cf','.cg','.ch','.ci',
'.ck','.cl','.cm','.cn','.co','.cr','.cu','.cv','.cx','.cy','.cz','.de',
'.dj','.dk','.dm','.do','.dz','.ec','.ee','.eg','.eh','.er','.es','.et',
'.fi','.fj','.fk','.fm','.fo','.fr','.ga','.gd','.ge','.gf','.gg','.gh',
'.gi','.gl','.gm','.gn','.gp','.gq','.gr','.gs','.gt','.gu','.gv','.gy',
'.hk','.hm','.hn','.hr','.ht','.hu','.id','.ie','.il','.im','.in','.io',
'.iq','.ir','.is','.it','.je','.jm','.jo','.jp','.ke','.kg','.kh','.ki',
'.km','.kn','.kp','.kr','.kw','.ky','.kz','.la','.lb','.lc','.li','.lk',
'.lr','.ls','.lt','.lu','.lv','.ly','.ma','.mc','.md','.mg','.mh','.mk',
'.ml','.mm','.mn','.mo','.mp','.mq','.mr','.ms','.mt','.mu','.mv','.mw',
'.mx','.my','.mz','.na','.nc','.ne','.nf','.ng','.ni','.nl','.no','.np',
'.nr','.nu','.nz','.om','.pa','.pe','.pf','.pg','.ph','.pk','.pl','.pm',
'.pn','.pr','.ps','.pt','.pw','.py','.qa','.re','.ro','.rw','.sa',
'.sb','.sc','.sd','.se','.sg','.sh','.si','.sj','.sk','.sl','.sm','.sn',
'.so','.sr','.st','.sv','.sy','.sz','.tc','.td','.tf','.tg','.th','.tj',
'.tk','.tm','.tn','.to','.tp','.tr','.tt','.tv','.tw','.tz','.ua','.ug',
'.uk','.um','.us','.uy','.uz','.va','.vc','.ve','.vg','.vi','.vn','.vu',
'.ws','.wf','.ye','.yt','.yu','.za','.zm','.zw');

//var mai = mailids;
var sd = mailids;
var ids = sd.split(",");
var val = true;
var beforeat="";
var afterat="";
var afterat2="";

for(var j=0; j<ids.length; j++)
{
var mai = ids[j];

var dot=mai.lastIndexOf(".");
var con=mai.substring(dot, mai.length);
con=con.toLowerCase();
con=con.toString();

var at = mai.indexOf("@"); //newly added
var dom = dot - at;
var sp = mai.indexOf(" ");

if(dom >= 4 && at > 1 && sp == -1)
	{ 
 
 
			for(var i=0;i<(arr.length);i++)
			{
				if(con == arr[i])
				{
					val=true;
					break;
				}
				else
				{
					val=false;
				}
			}
            if(val == false)
				{
					//alert("Your maild "+mai+" is not correct");
					alert("Woops! You have entered an invalid Email Address");
					return false;
				}
	}
	else
	{
	 //alert("Your maild "+mai+" is not correct");
	 alert("Woops! You have entered an invalid Email Address");
	 return false;
	}
	
}

var att=mai.lastIndexOf("@");
beforeat=mai.substring(0,att);
beforeat=beforeat.toLowerCase();
beforeat=beforeat.toString();
var asci1=beforeat.charCodeAt(0);

afterat=mai.substring(att+1, dot);
afterat=afterat.toLowerCase();
afterat=afterat.toString();

afterat2=mai.substring(att+1, mai.length);
afterat2=afterat2.toLowerCase();
afterat2=afterat2.toString();

if(beforeat=="" || afterat=="" || beforeat.length>30)
	val=false;

if(afterat2.length>64 || afterat.length<2)
	val=false;

if((afterat.charCodeAt(0))==45 || (afterat.charCodeAt(afterat.length-1))==45)
	val=false;

if(val==true)
{
	if(asci1 > 47 && asci1 < 58)
		val=false;
		
	if(asci1 < 48 || asci1 > 57)
	{
		for(var i=0; i<=beforeat.length-1; i++)
		{
			var asci2=beforeat.charCodeAt(i);
			if((asci2<=44 || asci2==47) || (asci2>=58 && asci2<=94) || (asci2==96) || (asci2>=123 && asci2<=127))
			{
				val=false;
				break;
			}
		}
		
		for(var j=0; j<=afterat.length-1; j++)
		{
			var asci3=afterat.charCodeAt(j);
			if((asci3<=44) || (asci3==46) || (asci3==47) || (asci3>=58 && asci3<=96) || (asci3>=123 && asci3<=127))
			{
				val=false;
				break;
			}
		}	
	}
}

if(val==false)
{
	//alert("Your maild "+mai+" is not valid");
	alert("Woops! You have entered an invalid Email Address");
	return false;
}
else
{
	return true;
}
}
//------------------------------------------------------
function captcha_refresh_contact()
{ 
document.getElementById("button_div").src='button.php?'+Math.random();
return false;
}

<!--Ajax for checking the captcha code ends here -->

var xmlHttp
function runAjaxcontact(field,argurl,argVal)
{
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
{
alert ("Browser does not support HTTP Request")
return
} 
var url=argurl
url=url+"?userdigit="+argVal
url=url+"&sid="+Math.random()
if(field=='check_captcha')
xmlHttp.onreadystatechange=check_captcha;
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}

function check_captcha() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
	
	
			if(xmlHttp.responseText=="yes")
			{
		
		    document.getElementById("loadimagenew").innerHTML='<img src="images/loader2.gif" alt="" />';
			document.contactform.submit();
		//	return true;
			
			}
			else
			{			
				
				 document.getElementById("loadimagenew").innerHTML='<input type="button" value="  Submit  " name="Submit" onclick="return validate_contactus(document.contactform)" /><input type="reset" value="  Reset  " name="Reset" />';
				captcha_refresh_contact();
				
				document.contactform.userdigit.value="Invalid Verification Code";
				document.contactform.userdigit.focus();
				document.contactform.userdigit.select();
				return false;
			}
	} 
} 

function GetXmlHttpObject()
{ 
var objXMLHttp=null
if (window.XMLHttpRequest)
{
	objXMLHttp=new XMLHttpRequest()
}
else if (window.ActiveXObject)
{
	objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
}
	return objXMLHttp
}