function validate_contact_us_form() {
	var frm=document.contact_us_form;
	if (frm.personName.value==0) {
		alert("Please enter your name");
		frm.personName.focus();
		return false;
	}
	if (!isNaN(frm.personName.value)) {
		alert("Name should be in alphabets only");
		frm.personName.focus();
		return false;
	}

	var email_check = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;

	if(document.enquiry_form.email.value == 0) {			
		alert("Please enter your Email ID");
		document.enquiry_form.email.focus();
		return false;
	}
	if (!email_check.test(document.enquiry_form.email.value)) {
		alert("Please enter a valid Email ID");
		document.enquiry_form.email.focus();
		return false;
	}

	if (frm.address.value==0) {
		alert("Please enter your address.");
		frm.address.focus();
		return false;						
	}
	
	if (frm.phone.value.length < 8) {
		alert("Please enter a valid phone number");
		frm.phone.focus();
		return false;
	}
	if (isNaN(frm.phone.value)) {
		alert("Phone number should be numeric only");
		frm.phone.focus();
		return false;
	}
	
	if (frm.country.value==0) {
		alert("Please select your country.");
		frm.country.focus();
		return false;						
	}
	
	if (frm.city.value==0) {
		alert("Please enter your city.");
		frm.city.focus();
		return false;						
	}
	
	if (frm.comments.value==0) {
		alert("Please enter a your comments / remarks / suggestions etc.");
		frm.comments.focus();
		return false;						
	}

	if (frm.security_code.value==0) {
		alert("Please enter security code.");
		frm.security_code.focus();
		return false;						
	}
}
	
	
function validate_enquiry_form() {
	var pb=document.enquiry_form;
	
	if (pb.country.value == 0) {
		alert("Please select your country");
		pb.country.focus();
		return false;
	}
	
	if (pb.city.value == 0) {
		alert("Please enter your city");
		pb.city.focus();
		return false;
	}
	
	if (pb.departureDate.value == 0) {
		alert("Please select a departure date");
		pb.departureDate.focus();
		return false;
	}
	
	if (pb.adults.value == 0) {
		alert("Please select the number of adults");
		pb.adults.focus();
		return false;
	}
	
	var name_check = /^([a-zA-Z\s])+([\s])*([a-zA-Z\s])*$/;	
	if((pb.firstName.value.length >= 0) && (!name_check.test(pb.firstName.value))) {
		alert("Please enter your first name, should be in alphabets only");
		pb.firstName.focus();
		return false;
	}
	
	if((pb.lastName.value.length >= 0) && (!name_check.test(pb.lastName.value))) {
		alert("Please enter your last name, should be in alphabets only");
		pb.lastName.focus();
		return false;
	}
	
	var email_check = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	
	if((pb.email.value.length >= 0) && (!email_check.test(pb.email.value))) {
		alert("Please enter a valid Email ID");
		pb.email.focus();
		return false;
	}
	
	if (pb.mobile.value == 0) {
		alert("Please enter a valid mobile number");
		pb.mobile.focus();
		return false;
	}
	if (pb.mobile.value.length < 10) {
		alert("Please enter a valid mobile number");
		pb.mobile.focus();
		return false;
	}
	if (isNaN(pb.mobile.value)) {
		alert("Mobile number should be in numeric only");
		pb.mobile.focus();
		return false;
	}
	
	if (pb.shortMessage.value==0) {
		alert("Please enter a your short message.");
		pb.shortMessage.focus();
		return false;						
	}
	
	if(pb.security_code.value.length < 5){
		alert("Please enter verification code");
		pb.security_code.focus();
		return false;	
	}
}


function validate_send_email_form() {
	var pb=document.send_email_form;
	
	var name_check = /^([a-zA-Z\s])+([\s])*([a-zA-Z\s])*$/;	
	if((pb.your_name.value.length >= 0) && (!name_check.test(pb.your_name.value))) {
		alert("Please enter your name, should be in alphabets only");
		pb.your_name.focus();
		return false;
	}
	
	var email_check = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	
	if((pb.your_email.value.length >= 0) && (!email_check.test(pb.your_email.value))) {
		alert("Please enter a valid email id");
		pb.your_email.focus();
		return false;
	}
	
	if((pb.friend_name.value.length >= 0) && (!name_check.test(pb.friend_name.value))) {
		alert("Please enter your friend's name, should be in alphabets only");
		pb.friend_name.focus();
		return false;
	}
	
	if((pb.friend_email.value.length >= 0) && (!email_check.test(pb.friend_email.value))) {
		alert("Please enter a valid email id of your friend");
		pb.friend_email.focus();
		return false;
	}
	
	if(pb.security_code.value.length < 5){
		alert("Please enter verification code");
		pb.security_code.focus();
		return false;	
	}
}


function submit_form(val) {
	document.getElementById('sorting').value=val;
	document.sort_by_form.submit();
}


function display_div_india() {
	document.getElementById('display_theme_links_international').style.display='none';
	document.getElementById('display_theme_links_india').style.display='block';
	
	document.getElementById('display_theme_link_international').style.display='none';
	document.getElementById('display_theme_link_india').style.display='block';
}


function display_div_international() {
	document.getElementById('display_theme_links_india').style.display='none';
	document.getElementById('display_theme_links_international').style.display='block';
	
	document.getElementById('display_theme_link_india').style.display='none';
	document.getElementById('display_theme_link_international').style.display='block';
}


function validate_keyword_search() {
	var pb=document.keyword_search;
	if (pb.keyword.value==0 || pb.keyword.value=="Search Tour Packages") {
		alert("Please enter search keyword to search tour packages");
		pb.keyword.focus();
		return false;
	}
}