function inputValidate()
{    
var incr=0; var dot=0;
		 email=document.newsletter.email.value;
		if(email.length==0)
		{
			alert("Email ID can not be blank");
			document.newsletter.email.focus();
			return false;
		}
		else
		{  ee=0;
			while(ee<email.length)
			{
				if(email.charAt(ee)=='@')
				{
					incr++;
				}
				else
				{
					if(email.charAt(ee)=='.')
					{
						dot++;
					}
				}
				ee++;
			}
			if(incr>1)
			{
				alert("More than @ character are not allowed here");
				document.newsletter.email.focus();
				return false;
				
			}
			if(incr==0)
			{
				alert("Email ID must contain at least @ character");
				document.newsletter.email.focus();
				return false;
			}
			
			if(dot==0)
			{
				alert("Email ID must contain at Least one . character");
				document.newsletter.email.focus();
				return false;
			
			}
			
			
		} 
		insert();
	return true;
	
	
}

function insert()
{
  document.newsletter.method="post" ;
  document.newsletter.action="http://www.welcomebabyhome.com/pregnancy_calender/calculator.jsp";
  document.newsletter.submit();
}