function echeck(str) {

  var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail")
		  return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail")
		   return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail")
		   return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail")
		   return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail")
		   return false
		 }
		   return true	
}	

function validate_contactform ( )
{
    var errors=0;

    if ( document.contact.fldName.value == "" )
    {
        alert ( "Please specify your contact name." );
        errors ++;
    }
	
var emailID=document.contact.fldEmail
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		errors ++;
	}
	

   if(!errors)
   {

   document.contact.submit();
   document.contact.action='contactsend.php';
   }
}
	  
function validate_bookingform ( )
{
    var errors=0;

    if ( document.booking.fldFirstName.value == "" )
    {
        alert ( "Please specify your First name." );
        errors ++;
    }
	
    if ( document.booking.fldSurname.value == "" )
    {
        alert ( "Please specify your Surname name." );
        errors ++;
    } 

	 if ( document.booking.fldAddr1.value == "" )
    {
        alert ( "Please specify your address." );
       errors ++;
    }
var emailID=document.booking.fldEmailAddr
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		valid = false;
	}
	

     if(!errors)
   {

   document.booking.submit();
   document.booking.action='booking-request-send.php';
   }
}
 
 function validate_news ( )
{
    var errors=0;

    if ( document.news.fname.value == "" )
    {
        alert ( "Please specify your First name." );
        errors ++;
    }
	
   
var emailID=document.news.email
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		valid = false;
	}
	

     if(!errors)
   {

   document.booking.submit();
   }
}