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 valid_index()
  {
	  	 if(document.index.fname.value == 'Name') {
		  alert('Please enter the Name!');
		return false;
    }
	
	else if(document.index.email.value == 'E-mail') {
		  alert('Please enter the E-mail Id!');
		return false;
    }
	else if(!document.index.email.value.match(emailExp)){
			alert("Invalid email address. Please enter again");
		return false;
		}
		
	else if(document.index.phone.value == 'Phone') {
		  alert('Please enter the Phone No.!');
		return false;
    }
	
	else if(document.index.security_code.value == 'SecurityCode') {
		  alert('Please enter the Security Code!');
		return false;
    }
	
	
	
	
	
		
	alert('Thank you for Contacting us.One of our representative will call you back shortly');
	return true;
  }
  
  function valid_contact()
  {
	  	 if(document.contact.fname.value == '') {
		  alert('Please enter the 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.city.value == '') {
		  alert('Please enter the City!');
		   document.contact.city.focus();
		return false;
    }
	
	else if(document.contact.zip.value == '') {
		  alert('Please enter the ZIP code!');
		   document.contact.zip.focus();
		return false;
    }
	else if(document.contact.security_code.value == '') {
		  alert('Please enter the Security Code!');
		   document.contact.security_code.focus();
		return false;
    }
	alert('Thank you for Contacting us.One of our representative will call you back shortly');
	return true;
  }