function formCheck()  {


            if (document.form.FirstName.length == 0 || document.form.FirstName.value == 0)         {
        alert("Please enter your first name.");        return false;        
		}   
        	
		
				if (document.form.LastName.value.length == 0 || document.form.LastName.value == 0){
	
		alert("please enter your last name");
		return false;
		
		}
		
				if (document.form.Email.value.length == 0 || document.form.Email.value == 0){
	
		alert("please enter your email address");
		return false;
		}
		
		
				if (document.form.rName.value.length == 0 || document.form.rName.value == 0){
	
		alert("please enter recipient name");
		return false;
		}
		
				if (document.form.rEmail.value.length == 0 || document.form.rEmail.value == 0){
	
		alert("please enter recipient email address");
		return false;
		}
		
		
				if (document.form.rcity.value.length == 0 || document.form.rcity.value == 0){
	
		alert("please select recipient city");
		return false;
		
		}
					
		
	var field = form.email;
  var str = field.value;
  if (window.RegExp) {
    var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
    var reg2str =
"^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$";
    var reg1 = new RegExp(reg1str);
    var reg2 = new RegExp(reg2str);
    if (!reg1.test(str) && reg2.test(str)) {
      return true;
    }
    field.focus();
    field.select();
    return false;
  } else {
    if(str.indexOf("@") >= 0)
      return true;
    field.focus();
    field.select();
    return false;
  }	
  	
  
		
	}