function validatebooking(){
           // alert("hi");
            var errorMsg=   "";
            var error=0;
        if(document.getElementById("MemberFirstName").value==""){
            errorMsg=errorMsg+"Please Enter First Name \n";
            error=1;
        }
        if(document.getElementById("MemberLastName").value==""){
            errorMsg=errorMsg+"Please Enter Last Name \n";
            error=1;
        }
       if(document.getElementById("MemberLastName").value==""){
            errorMsg=errorMsg+"Please Enter Last Name \n";
            error=1;
        }
        if(validate(document.getElementById("MemberEmail").value)==1){
            errorMsg=errorMsg+"Please Enter valid Email Address \n";
            error=1;
        }

       if(document.getElementById("PackagebookingTripDuration").value==""){
            errorMsg=errorMsg+"Please Enter Trip Duration \n";
            error=1;
        }
        if(document.getElementById("PackagebookingTripDuration").value==""){
            errorMsg=errorMsg+"Please Enter Trip Duration \n";
            error=1;
        }

       if(document.getElementById("MemberUsername").value==""){
            errorMsg=errorMsg+"Please Enter User Name \n";
            error=1;
        }
        if(document.getElementById("MemberPassword").value==""){
            errorMsg=errorMsg+"Please Enter Password \n";
            error=1;
        }
        if(document.getElementById("MemberPassword").value!=document.getElementById("MemberCpassword").value){
            errorMsg=errorMsg+"Password and confirm password  fields does not match\n";
            error=1;
        }
        if(error==1){
            alert(errorMsg);
            return false;
        }
        else{
            return true;
        }





    }

  function validate(email) {
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;

   var address =email;

   if(reg.test(address) == false) {
      //alert('Invalid Email Address');
      return 1;
   }
}