function isNumberKey(evt)
{
 var charCode = (evt.which) ? evt.which : event.keyCode
 if (charCode > 31 && (charCode < 48 || charCode > 57))
 {
     alert("Please enter valid contact number");
    return false;
}
}
 
 
function check()
 {
	var s=document.banquet; 
	 
	if(s.fname.value==0)
	{
	alert ("Please enter your full name");
	s.fname.focus() 
	return false;
	}
	   
	
	if(s.cname.value==0)
	{
	alert ("Please enter company name");
	s.cname.focus()
	return false;
	}
	
	if(s.street.value==0)
	{
	alert ("Please enter street name");
	s.street.focus()
	return false;
	}
	
	if(s.suburb.value==0)
	{
	alert ("Please enter suburb");
	s.suburb.focus()
	return false;
	}
	
	if(s.city.value==0)
	{
	alert ("Please enter suburb");
	s.city.focus()
	return false;
	}
	
	if(s.state.value==0)
	{
	alert ("Please enter state");
	s.state.focus()
	return false;
	}
	  
	if(s.country.value==0)
	{
	alert ("Please enter the country");
	s.country.focus()
	return false;
	} 
 
	if(s.zip.value=="")
	{
	alert ("Please enter the zip / postal code");
	s.zip.focus()
	return false;
	}
	 
	if(s.phone.value=="")
	{
	alert ("Please enter the phone number");
	s.phone.focus()
	return false;
	} 
	if(s.fax.value=="")
	{
	alert ("Please enter the fax number");
	s.fax.focus()
	return false;
	} 
	
	 
	if(s.mobile.value=="")
	{
	alert ("Please enter the mobile number");
	s.mobile.focus()
	return false;
	} 
	 return true; 
}

function checks()
 {
	var s=document.banquet;  
 
	if(s.email.value=="")
	{
	alert ("Please enter a valid E-mail address");
	s.email.focus()
	return false;
	}
	 
	 if (s.email.value.indexOf("@")<1 ||
    	s.email.value.indexOf(".")==-1 ||
    	s.email.value.indexOf(",")!=-1 ||
    	s.email.value.indexOf(" ")!=-1 ||
    	s.email.value.length<6)
  {
    alert("Please enter a valid E-mail address.\n" +
    "Example: name@gmail.com");
     s.email.focus();
     return false;
  }
   
	
	if(s.dd.value==0)
	{
	alert("Please select function date");
	s.dd.focus()
	return false;
	}
	
	if(s.mm.value==0)
	{
	alert("Please select month");
	s.mm.focus()
	return false;
	}	
	
	if(s.yyyy.value==0)
	{
	alert("Please select  year");
	s.yyyy.focus()
	return false;
	}
	
	if(s.start.value==0)
	{
	alert ("Please select Program Starting Time");
	s.start.focus()
	return false;
	}
	
	if(s.close.value==0)
	{
	alert ("Please select Program Closing Time");
	s.close.focus()
	return false;
	}	
	 
	if(s.pax.value==0)
	{
	alert ("Please enter Guaranteed Pax");
	s.pax.focus()
	return false;
	} 
	 
	 return true; 
}