var alphaExp = /^[a-zA-Z]+$/; /* To accept alphabet only */
	var numericExpression = /^[0-9]+$/; /* To accept numbers only */
	var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/; /* To validate e-mail address */

   
  function validate_index()
  {
	  	 if(document.index.fname.value == 'Name*') {
		  alert('Please enter the Name !');
		  document.index.fname.focus();
		return false;
    }
	 else if(document.index.email.value == 'E-mail*') {
		  alert('Please enter the E-mail Id !');
		  document.index.email.focus();
		return false;
    }
	else if(!document.index.email.value.match(emailExp)){
			alert("Invalid email address. Please enter again");
			 document.index.email.focus();
		return false;
		}
	else if(document.index.phone.value == 'Phone*') {
		  alert('Please enter the Phone No.!');
		  document.index.phone.focus();
		return false;
    }
	
	else if(document.index.security_code.value == "Type in Verfication Code*") {
		  alert('Please select the preferred Day !');
		  document.index.verfication.focus();
		return false;
    }
	
	
	alert('Thank you for Contacting us.One of our Patient Coordinator will call you back shortly');
	return true;
  }
	
function validate_contact()
  {
	  	 if(document.contact.fname.value == '') {
		  alert('Please enter the First Name!');
		  document.contact.fname.focus();
		return false;
    }
	
	 else if(document.contact.email.value == '') {
		  alert('Please enter the E-mail Id!');
		  document.contact.email.focus();
		return false;
    }
	else if(!document.contact.email.value.match(emailExp)){
			alert("Invalid email address. Please enter again");
			document.contact.email.focus();
		return false;
		}
	
	else if(document.contact.phone.value == '') {
		  alert('Please enter the Phone No.!');
		  document.contact.phone.focus();
		return false;
    }
	
	else if(document.contact.ddlHearAbout.value == '---Select---') {
		  alert('Please select How did you Hear About us!');
		  document.contact.ddlHearAbout.focus();
		return false;
    }
		
	alert('Thank you for Contacting us.One of our Patient Coordinator will call you back shortly');
	return true;
  }