function check_formnewsletter(){
	  if(document.frmnewsletter.emailid.value == '' || document.frmnewsletter.emailid.value == "Email Address"){
		   alert("Please enter E-mail.");
		   document.frmnewsletter.emailid.focus();
		   return false;
	  }
	   if(document.frmnewsletter.emailid.value != '' && document.frmnewsletter.emailid.value != "Email Address"){
		   if(isValidEmail(document.frmnewsletter.emailid.value) == false){
		    alert("Please enter valid E-mail.");
		   	document.frmnewsletter.emailid.focus();
		   	return false;
		   }
	   }
	   	document.frmnewsletter.submit();
  }
  function check_formnewsletterconfirm(){
	  if(document.frmnewsletter.fname.value == ''){
		   alert("Please enter First Name.");
		   document.frmnewsletter.fname.focus();
		   return false;
	  }
			 if(document.frmnewsletter.lastname.value == ''){
		   alert("Please enter Last Name.");
		   document.frmnewsletter.lastname.focus();
		   return false;
	   }
		}
		
		
			function showOther(obj)
			{
				if (obj=="Other")
				{
					document.getElementById("other_txt").style.display = "block";
					document.getElementById("internet_div").style.display = "none";
					document.getElementById("radio_div").style.display = "none";
					document.getElementById("news_div").style.display = "none";
					document.getElementById("tv_div").style.display = "none";
				}
				else if (obj=="Internet")
				{
					document.getElementById("other_txt").style.display = "none";
					document.getElementById("internet_div").style.display = "block";
					document.getElementById("radio_div").style.display = "none";
					document.getElementById("news_div").style.display = "none";
					document.getElementById("tv_div").style.display = "none";
				}
				else if (obj=="Radio")
				{
					document.getElementById("other_txt").style.display = "none";
					document.getElementById("internet_div").style.display = "none";
					document.getElementById("radio_div").style.display = "block";
					document.getElementById("news_div").style.display = "none";
					document.getElementById("tv_div").style.display = "none";
				}
				else if (obj=="Newsprint")
				{
					document.getElementById("other_txt").style.display = "none";
					document.getElementById("internet_div").style.display = "none";
					document.getElementById("radio_div").style.display = "none";
					document.getElementById("news_div").style.display = "block";
					document.getElementById("tv_div").style.display = "none";
				}
				else if (obj=="TV")
				{
					document.getElementById("other_txt").style.display = "none";
					document.getElementById("internet_div").style.display = "none";
					document.getElementById("radio_div").style.display = "none";
					document.getElementById("news_div").style.display = "none";
					document.getElementById("tv_div").style.display = "block";
				}
				else
				{
					document.getElementById("other_txt").style.display = "none";
					document.getElementById("internet_div").style.display = "none";
					document.getElementById("radio_div").style.display = "none";
					document.getElementById("news_div").style.display = "none";
					document.getElementById("tv_div").style.display = "none";
				}
			}
			function showHear(obj)
			{
				if (obj!="")
				{
					document.getElementById("hear_div").style.display = "block";
				}
				else
				{
					document.getElementById("hear_div").style.display = "none";
				}
			}
			function check_imgcontact()
			{
				if(checkBlankField(document.contactform.name.value) == false)
				{	alert("Please enter your full name.");
					document.contactform.name.select();
					return false;
				}
				else if(document.contactform.name.value=="First Name (required)")
				{
					alert("Please enter your first name");
					document.contactform.name.focus();
					return false;
				}
				if(checkBlankField(document.contactform.email.value) == false)
				{	alert("Please enter your email.");
					document.contactform.email.select();
					return false;
				}
				else if(document.contactform.email.value=="Email (required)")
				{
					alert("Please enter your email");
					document.contactform.email.select();
					return false;
				}
				else if (!checkEmail())
				{
					alert("Please enter correct email");
					document.contactform.email.select();
					return false;
				}
				
				var phones = document.contactform.phone.value;
				if(phones=="")
				{
					alert("Please enter your phone number");
					document.contactform.phone.focus();
					return false;
				}
				else if(phones=="Phone (required)")
				{
					alert("Please enter your phone number");
					document.contactform.phone.focus();
					return false;
				}
				else if ( !ValidatePhone())
				{
					alert("Please enter valid phone number");
					document.contactform.phone.focus();
					return false;
				}
				/*else if( isNaN(phones) )
				{
					alert("Please enter numeric phone number");
					document.contactform.phone.focus();
					return false;
				}*/
				else if( phones.length < 10 )
				{
					alert("Please enter at least 10 digits");
					document.contactform.phone.focus();
					return false;
				}
				
				/*if(document.contactform.appointment.value=="")
				{
					alert("Please select appointment date");
					//document.contactform.appointment.focus();
					return false;
				}
				else if(document.contactform.appointment.value=="Appointment Date (optional)")
				{
					alert("Please select appointment date");
					document.contactform.appointment.focus();
					return false;
				}*/
				
				if(checkBlankField(document.contactform.location.value) == false)
				{	alert("Please select any location.");
					document.contactform.location.focus();
					return false;
				}
				
				if(checkBlankField(document.contactform.hear.value) == false)
				{	alert("Please Select How did you hear about us");
					document.contactform.hear.focus();
					return false;
				}
				else if(document.contactform.hear.value == "Internet")
				{
					if(document.contactform.internet_div.value == "")
					{
						alert("Please Select Internet Options");
						document.contactform.internet_div.focus();
						return false;
					}
				}
				else if(document.contactform.hear.value == "Radio")
				{
					if(document.contactform.radio_div.value == "")
					{
						alert("Please Select Radio Options");
						document.contactform.radio_div.focus();
						return false;
					}
				}
				else if(document.contactform.hear.value == "Newsprint")
				{
					if(document.contactform.news_div.value == "")
					{
						alert("Please Select News Options");
						document.contactform.news_div.focus();
						return false;
					}
				}
				else if(document.contactform.hear.value == "TV")
				{
					if(document.contactform.tv_div.value == "")
					{
						alert("Please Select TV Options");
						document.contactform.tv_div.focus();
						return false;
					}
				}
				else if(document.contactform.hear.value == "Other")
				{
					if(checkBlankField(document.contactform.other_txt.value) == false)
					{
						alert("Please enter the Other text");
						document.contactform.other_txt.select();
						return false;
					}
					else if(document.contactform.other_txt.value=="Other (required)")
					{
						alert("Please enter Other text");
						document.contactform.other_txt.select();
						return false;
					}
				}
				
				
				if(document.contactform.secutityCode.value=="")
				{
					alert("Please enter the words shown in the image");
					document.contactform.secutityCode.focus();
					return false;
				}
				else if(document.contactform.secutityCode.value=="Please enter the words shown in the image")
				{
					alert("Please enter the words shown in the image");
					document.contactform.secutityCode.focus();
					return false;
				}
			}
	
					function showHearEon(obj)
			{
				if (obj=="1")
				{
					document.getElementById("hear_div1").style.display = "block";
					document.getElementById("hear_div2").style.display = "none";
					document.getElementById("hear_div3").style.display = "none";
					document.getElementById("hear_div4").style.display = "none";
				}
				else if (obj=="2")
				{
					document.getElementById("hear_div2").style.display = "block";
					document.getElementById("hear_div1").style.display = "none";
					document.getElementById("hear_div3").style.display = "none";
					document.getElementById("hear_div4").style.display = "none";
				}else if (obj=="3")
				{
					document.getElementById("hear_div3").style.display = "block";
					document.getElementById("hear_div1").style.display = "none";
					document.getElementById("hear_div2").style.display = "none";
					document.getElementById("hear_div4").style.display = "none";
				}else if (obj=="4")
				{
					document.getElementById("hear_div4").style.display = "block";
					document.getElementById("hear_div1").style.display = "none";
					document.getElementById("hear_div2").style.display = "none";
					document.getElementById("hear_div3").style.display = "none";
				}
			}
			function showOtherEon(oval){
			if(oval=="Other"){
			document.getElementById("internet_div").style.display = "block";
			}else{
			document.getElementById("internet_div").style.display = "none";
			}

}
			function check_imgEon()
			{
				 if(document.frmseminar.name.value=="First Name (required)" || document.frmseminar.name.value=="")
				{
					alert("Please enter your first name");
					document.frmseminar.name.focus();
					return false;
				}
				 if(document.frmseminar.lastname.value=="Last Name (required)" || document.frmseminar.lastname.value=="")
				{
					alert("Please enter your last name");
					document.frmseminar.lastname.focus();
					return false;
				}
				 if(document.frmseminar.streetaddress.value=="Street Address (required)" || document.frmseminar.streetaddress.value=="")
				{
					alert("Please enter your street address");
					document.frmseminar.streetaddress.focus();
					return false;
				}
				 if(document.frmseminar.city.value=="City (required)" || document.frmseminar.city.value=="")
				{
					alert("Please enter your city");
					document.frmseminar.city.focus();
					return false;
				}
				 if(document.frmseminar.state.value=="State (required)" || document.frmseminar.state.value=="")
				{
					alert("Please enter your state");
					document.frmseminar.state.focus();
					return false;
				}
					 if(document.frmseminar.zipcode.value=="Zip Code (required)" || document.frmseminar.zipcode.value=="")
				{
					alert("Please enter your zipcode");
					document.frmseminar.zipcode.focus();
					return false;
				}else if(!isValidPhoneNo(document.frmseminar.zipcode.value)){
				alert("Please enter valid zipcode");
					document.frmseminar.zipcode.focus();
					return false;
				}
				
				var phones = document.frmseminar.phone2.value;
				if(phones=="" || phones=="Phone xxx-xxx-xxxx (required)")
				{
					alert("Please enter your phone number");
					document.frmseminar.phone2.focus();
					return false;
				}else if(!isValidPhoneNo(phones)){
				alert("Please enter valid phone number");
					document.frmseminar.phone2.focus();
					return false;
				}else if( phones.length < 10 )
				{
					alert("Please enter at least 10 digits");
					document.frmseminar.phone2.focus();
					return false;
				}				
				 if(document.frmseminar.email.value=="Email Address (required)" || document.frmseminar.email.value=="")
				{
					alert("Please enter your email");
					document.frmseminar.email.select();
					return false;
				}			
					if(document.frmseminar.email.value.indexOf('@') == -1){
						alert("Please enter your EMAIL address in correct format.");
						document.frmseminar.email.focus();
						return false;
					}
					if(document.frmseminar.email.value.indexOf('.') == -1){
						alert("Please enter your EMAIL address in correct format.");
						document.frmseminar.email.focus();
						return false;
					}
					document.frmseminar.submit();
			}
			
			
function Show()
	{
	 if(document.getElementById("other").style.display=='none')
	 {
	  document.getElementById("other").style.display ='block';
	 }else
	 {
	   document.getElementById("other").style.display ='none';
	 }
	}
function SaveAndContinue()
		{
		
		if(document.getElementById("patient_name").value == "" || document.getElementById("patient_name").value == "Patient Name (required)"){	 
			alert("Please enter patient name.");
			document.Frm.patient_name.focus();
			return false;
		}
		if(document.getElementById('date').value == "" || document.getElementById('date').value == 'Date (required)'){
			alert('Please enter date.');
			document.Frm.date.focus();
			return false;		
		}
	if(document.Frm.month.value == "" || document.Frm.day.value == "" || document.Frm.year.value == ""){
			alert("Please select date Of birth.");
			return false;	
		}
		
	if(document.getElementById("patient_address").value == "" || document.getElementById("patient_address").value == "Patient Address (required)"){	 
			alert("Please enter patient address.");
			document.Frm.patient_address.focus();
			return false;
	}
	
	if(document.getElementById("phone").value == "" || document.getElementById("phone").value == "Patient phone no (required)"){	 
			alert("Please enter patient phone.");
			document.Frm.phone.focus();
			return false;
	}
	
	if(document.getElementById("email").value == "" || document.getElementById("email").value == "Patient Email (required)"){	 
			alert("Please enter patient email.");
			document.Frm.email.focus();
			return false;
	}		
				
  	var itemsChecked = checkArray(document.Frm, "chk[]");
		if(itemsChecked.length == 0) { 
		 alert("Please check one consultation/procedure.");
			return false;	
		} 

			if(document.getElementById('other').value == "Other (required)" && document.getElementById("other").style.display=='block'){
					alert("Please enter other.");
					document.Frm.other.focus();
					return false;	
				}

		var itemsChecked = checkArray(document.Frm, "CHK[]");
		if(itemsChecked.length == 0) { 
		  alert("Please check one 1 to 32 check box.");
			return false;	
		} 
	var itemsChecked = checkArray(document.Frm, "CHK1[]");
		if(itemsChecked.length == 0) { 
		 alert("Please check one A to T check box.");
			return false;
		} 
		if(document.Frm.medical_history.value == "" || document.Frm.medical_history.value == "Significant Medical History (required)"){
			alert("Please enter significant medical history .");
			document.Frm.medical_history.focus();
			return false;
		}		
		if(document.Frm.referring_practice.value == "" || document.Frm.referring_practice.value == "Referring Practice (required)"){
			alert("Please enter referring practice.");
			document.Frm.referring_practice.focus();
			return false;	
		}
		
		if(document.Frm.practice_address.value == "" || document.Frm.practice_address.value == "Practice Address (required)"){
			alert("Please enter practice address.");
			document.Frm.practice_address.focus();
			return false;	
		}
		
		if(document.Frm.referring_dentist.value == "" || document.Frm.referring_dentist.value == "Referring Dentist (required)"){
			alert("Please enter reffering dentist.");
			document.Frm.referring_dentist.focus();
			return false;	
		}
		
		if(document.Frm.referring_phone.value == "" || document.Frm.referring_phone.value == "Dentist phone no (required)"){
			alert("Please enter reffering phone.");
			document.Frm.referring_phone.focus();
			return false;	
		}
		
		if(document.Frm.reffering_email.value == "" || document.Frm.reffering_email.value == "Email (required)"){
			alert("Please enter reffering email.");
			document.Frm.reffering_email.focus();
			return false;	
		}
		
										
		if(document.Frm.image.value=="" || document.Frm.image.value=="Please enter the words shown in the image")
			{
				alert("Please enter the words shown in the image");
				document.Frm.image.focus();
				return false;
			}		
		return true;
	}
	 function checkArray(form, arrayName) { 
		var retval = new Array(); 
		for(var i=0; i < form.elements.length; i++) { 
		 var el = form.elements[i]; 
		 if(el.type == "checkbox" && el.name == arrayName && el.checked) { 
			retval.push(el.value); 
		 } 
		} 
		return retval; 
 }
	
		  function isValidPhoneNo(strng){
			//strip out acceptable non-numeric characters
				var stripped = strng.replace(/[\(\)\.\+\-\ ]/g, '');
				return !isNaN(stripped);
			}
        
  function isValidEmail(emailid){	// Email Validation
	var email=/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/;
	return email.test(emailid);
}