// JavaScript Document
function checkForm() {
	var valid = true;
	var safePhoneChars = /^[0-9\-\. ]+$/;
	var safeAgeChars = /^[0-9]+$/;
	var emailFilter = /.+@.+\..{2,3}$/;	

	// validate Name
	
	if (document.couponEntryForm.Name.value == "") {
		document.couponEntryForm.Name.style.borderColor="#ff0000";
		document.couponEntryForm.Name.style.backgroundColor="#3b3b3b";
		document.getElementById("labelName").style.color = "#ff0000";
		document.getElementById("validateName").style.display = "inline";
		valid = false;	
	} else {
		document.couponEntryForm.Name.style.borderColor="#f6650d";			
		document.couponEntryForm.Name.style.backgroundColor="#000000";
		document.getElementById("labelName").style.color = "#d9d7d6";
		document.getElementById("validateName").style.display = "none";
	}	

	// validate Age
	
	if (document.couponEntryForm.Age.value == "") {
		document.couponEntryForm.Age.style.borderColor="#ff0000";
		document.couponEntryForm.Age.style.backgroundColor="#3b3b3b";
		document.getElementById("labelAge").style.color = "#ff0000";
		document.getElementById("validateAge").style.display = "inline";		
		valid = false;
	} else if (!safeAgeChars.test(document.couponEntryForm.Age.value)) {	
		document.couponEntryForm.Age.style.borderColor="#ff0000";
		document.couponEntryForm.Age.style.backgroundColor="#3b3b3b";
		document.getElementById("labelAge").style.color = "#ff0000";
		document.getElementById("validateAge").style.display = "inline";	
		valid = false;	
	} else {
		document.couponEntryForm.Age.style.borderColor="#f6650d";		
		document.couponEntryForm.Age.style.backgroundColor="#000000";
		document.getElementById("labelAge").style.color = "#d9d7d6";
		document.getElementById("validateAge").style.display = "none";			
	}	
	
	// validate Email
	
	if (document.couponEntryForm.Email.value == "") {
		document.couponEntryForm.Email.style.borderColor="#ff0000";
		document.couponEntryForm.Email.style.backgroundColor="#3b3b3b";
		document.getElementById("labelEmail").style.color = "#ff0000";
		document.getElementById("validateEmail").style.display = "inline";		
		valid = false;	
	} else if (!(emailFilter.test(document.couponEntryForm.Email.value))) { 
		document.couponEntryForm.Email.style.borderColor="#ff0000";	
		document.couponEntryForm.Email.style.backgroundColor="#3b3b3b";	
		document.getElementById("labelEmail").style.color = "#ff0000";
		document.getElementById("validateEmail").style.display = "inline";		
		valid = false;		
	} else {
		document.couponEntryForm.Email.style.borderColor="#f6650d";	
		document.couponEntryForm.Email.style.backgroundColor="#000000";	
		document.getElementById("labelEmail").style.color = "#d9d7d6";
		document.getElementById("validateEmail").style.display = "none";			
	}	
	
	// Confirm Email
	
	if (document.couponEntryForm.ConfirmEmail.value == "") {
		document.couponEntryForm.ConfirmEmail.style.borderColor="#ff0000";
		document.couponEntryForm.ConfirmEmail.style.backgroundColor="#3b3b3b";
		document.getElementById("labelConfirmEmail").style.color = "#ff0000";
		document.getElementById("validateConfirmEmail").style.display = "inline";			
	} else if (document.couponEntryForm.Email.value !== document.couponEntryForm.ConfirmEmail.value) {
		document.couponEntryForm.Email.style.borderColor="#ff0000";
		document.couponEntryForm.Email.style.backgroundColor="#3b3b3b";
		document.couponEntryForm.ConfirmEmail.style.borderColor="#ff0000";
		document.couponEntryForm.ConfirmEmail.style.backgroundColor="#3b3b3b";
		document.getElementById("labelConfirmEmail").style.color = "#ff0000";
		document.getElementById("validateConfirmEmail").style.display = "inline";		
	} else {
		document.couponEntryForm.Email.style.borderColor="#f6650d";	
		document.couponEntryForm.Email.style.backgroundColor="#000000";
		document.couponEntryForm.ConfirmEmail.style.borderColor="#f6650d";	
		document.couponEntryForm.ConfirmEmail.style.backgroundColor="#000000";
		document.getElementById("labelConfirmEmail").style.color = "#d9d7d6";
		document.getElementById("validateConfirmEmail").style.display = "none";		
	}	
	
	// validate Nearest Store
	
	if (document.couponEntryForm.NearestStore.selectedIndex == 0) {
		document.couponEntryForm.NearestStore.style.borderColor="#ff0000";	
		document.couponEntryForm.NearestStore.style.backgroundColor="#3b3b3b";
		document.getElementById("labelNearestStore").style.color = "#ff0000";
		document.getElementById("validateNearestStore").style.display = "inline";				
	} else {
		document.couponEntryForm.NearestStore.style.borderColor="#f6650d";	
		document.couponEntryForm.NearestStore.style.backgroundColor="#000000";
		document.getElementById("labelNearestStore").style.color = "#d9d7d6";
		document.getElementById("validateNearestStore").style.display = "none";			
	}
	
	var count = 0;
	for (i=0; i<document.couponEntryForm.SportingInterests.length; i++) {
		if(document.couponEntryForm.SportingInterests[i].checked) {
			count = count + 1;
		}
	}
	if (count<3) {
		document.getElementById("labelSportingInterests").style.color = "#ff0000";
		document.getElementById("validateSportingInterests").style.display = "inline";
		document.getElementById("Error_SportingInterests").style.display = "block";	
	} else {
		document.getElementById("labelSportingInterests").style.color = "#d9d7d6";
		document.getElementById("validateSportingInterests").style.display = "none";
		document.getElementById("Error_SportingInterests").style.display = "none";	
	}
	
	// validate Mobile Phone
	
	if (document.couponEntryForm.MobilePhone.value == "") {
		document.couponEntryForm.MobilePhone.style.borderColor="#ff0000";
		document.couponEntryForm.MobilePhone.style.backgroundColor="#3b3b3b";
		document.getElementById("labelMobilePhone").style.color = "#ff0000";
		document.getElementById("validateMobilePhone").style.display = "inline";		
		valid = false;
	} else if (!safePhoneChars.test(document.couponEntryForm.MobilePhone.value)) {	
		document.couponEntryForm.MobilePhone.style.borderColor="#ff0000";
		document.couponEntryForm.MobilePhone.style.backgroundColor="#3b3b3b";
		document.getElementById("labelMobilePhone").style.color = "#ff0000";
		document.getElementById("validateMobilePhone").style.display = "inline";			
		valid = false;
	} else if (document.couponEntryForm.MobilePhone.value.length<7) {	
		document.couponEntryForm.MobilePhone.style.borderColor="#ff0000";
		document.couponEntryForm.MobilePhone.style.backgroundColor="#3b3b3b";
		document.getElementById("labelMobilePhone").style.color = "#ff0000";
		document.getElementById("validateMobilePhone").style.display = "inline";			
		valid = false;		
	} else {
		document.couponEntryForm.MobilePhone.style.borderColor="#f6650d";		
		document.couponEntryForm.MobilePhone.style.backgroundColor="#000000";
		document.getElementById("labelMobilePhone").style.color = "#d9d7d6";
		document.getElementById("validateMobilePhone").style.display = "none";			
	}	

	if (valid == true) { 
		ajaxcall(); 		
	} else {
		document.getElementById("Error").style.display = "block";
		var overlayHeight = $(document).height() + 10;
		document.getElementById("overlay").style.height = overlayHeight + "px";
	}

}