function CkForm() { 
 	var x = document.adminForm.email.value;
          if (document.adminForm.name.value=="") 
          {           
          alert("Please fill in your name");
          return false;
          }
                              
          if (document.adminForm.phonenumber.value=='') 
          {          
          alert("Please enter in your phone number"); 
          return false;
	  }  

          if (document.adminForm.mortgagewhen) {                                                          if (document.adminForm.mortgagewhen.value=='no-selection') {                                                                                                  alert("Please tell us when you will be purchasing your next mortgage");                                                                                         return false;                                                                   }                                                                 }

          var filter  = /^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+.)+([a-zA-Z0-9]{2,4})+$/;  
	  if (filter.test(x)) {
	  return true; 
	  }
	  else {
	  alert("Please check that you have written your email address correctly"); 
	  return false;
	  }
}