// JavaScript Document
                
function validate_form(objForm) {
  var emailFilter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;   
  if(objForm.name.value=="") {
    alert("Please enter your Full Name.");
    objForm.name.focus();
    return false;
  }
  if(objForm.email.value=="") {
    alert("Please enter your Email Address.");
    objForm.email.focus();
    return false;
  }
  if(!emailFilter.test(objForm.email.value)) {
    alert("Please enter correct Email Address.");
    objForm.email.value="";
    objForm.email.focus();
    return false;
  }
  if(objForm.phone.value=="") {
    alert("Please enter your Phone Number.");
    objForm.phone.focus();
    return false;
  }
  if(objForm.message.value=="") {
    alert("Please enter your Message.");
    objForm.message.focus();
    return false;
  }
  return true;
}