//////////////////////////////EMAIL VALIDATION//////////////////////////////////////////////////////////
function the_mail(control_value)
{
		var emailStr = control_value;
		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) 
		{
			alert("Email address seems incorrect ");
			//eval("document."+form_name+"."+control_name).focus();
			return true;
		}
		var user=matchArray[1]
		var domain=matchArray[2]
		if (user.match(userPat)==null)
		{
			alert("The Email address doesn't seem to be valid.");
			//eval("document."+form_name+"."+control_name).focus();
			return true;
		}
		var IPArray=domain.match(ipDomainPat)
		if (IPArray!=null) 
		{
			for (var i=1;i<=4;i++) 
			{
				if (IPArray[i]>255) 
				{
					alert("Destination IP address is invalid!");
					//eval("document."+form_name+"."+control_name).focus();
					return true;
				}
			}
				 
		}
		var domainArray=domain.match(domainPat)
		if (domainArray==null) 
		{
			alert("The domain name doesn't seem to be valid.");
			//eval("document."+form_name+"."+control_name).focus();
			return true;
		}
		var atomPat=new RegExp(atom,"g")
		var domArr=domain.match(atomPat)
		var len=domArr.length
		if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3) 
		{
			alert("The address must end in a three-letter domain, or two letter country.");
			//eval("document."+form_name+"."+control_name).focus();
			return true;
		}
		if (len<2) 
		{
			alert("This address is missing a hostname!");
			//eval("document."+form_name+"."+control_name).focus();
			return true;
		}
		return false;
	
}
///////////////////////////////////////////////////////////////////////////////////////////





function orderform()
{
var regBlank = /[^\s]/;
var regBlank1=/[^\s]/;
if(!regBlank.test(document.frm.title.value)){
alert("Please insert  title");
document.frm.title.focus();
return false;
}if(!regBlank.test(document.frm.isbn.value)){
alert("Please insert isbn");
document.frm.isbn.focus();
return false;
}if(!regBlank.test(document.frm.author.value)){
alert("Please insert  author");
document.frm.author.focus();
return false;
}if(!regBlank.test(document.frm.copies.value)){
alert("Please insert no of copies");
document.frm.copies.focus();
return false;
}
if(!regBlank.test(document.frm.name.value)){
alert("Please insert Your Name");
document.frm.name.focus();
return false;
}
if(!regBlank.test(document.frm.address.value)){
alert("Please insert Your address");
document.frm.address.focus();
return false;
}

if(!regBlank.test(document.frm.email.value)){
alert("Please insert Your Email");
document.frm.email.focus();
return false;
}
if(the_mail(document.frm.email.value))
{
document.frm.email.focus();
return false;
}
if(!regBlank.test(document.frm.telephone.value)){
alert("Please insert Your telephone no");
document.frm.telephone.focus();
return false;
}
if(!regBlank.test(document.frm.mobile.value)){
alert("Please insert Your mobile no");
document.frm.mobile.focus();
return false;
}
if(!regBlank.test(document.frm.city.value)){
alert("Please insert Your city");
document.frm.city.focus();
return false;
}
if(!regBlank.test(document.frm.country.value)){
alert("Please insert country");
document.frm.country.focus();
return false;
}
}


function pubform()
{
var regBlank = /[^\s]/;
var regBlank1=/[^\s]/;

if(!regBlank.test(document.frm.name.value)){
alert("Please insert Your Name");
document.frm.name.focus();
return false;
}


if(!regBlank.test(document.frm.email.value)){
alert("Please insert Your Email");
document.frm.email.focus();
return false;
}
if(the_mail(document.frm.email.value))
{
document.frm.email.focus();
return false;
}
if(!regBlank.test(document.frm.telephone.value)){
alert("Please insert Your telephone no");
document.frm.telephone.focus();
return false;
}
if(!regBlank.test(document.frm.mobile.value)){
alert("Please insert Your mobile no");
document.frm.mobile.focus();
return false;
}
if(!regBlank.test(document.frm.address.value)){
alert("Please insert Your address");
document.frm.address.focus();
return false;
}
if(!regBlank.test(document.frm.city.value)){
alert("Please insert Your city");
document.frm.city.focus();
return false;
}
if(!regBlank.test(document.frm.country.value)){
alert("Please insert country");
document.frm.country.focus();
return false;
}
if(!regBlank.test(document.frm.desc.value)){
alert("Please insert description");
document.frm.desc.focus();
return false;
}
}