size="35"  /* validation function for ask_questions */
  function validateQuestion(obj) {
    if(obj.txt_question.value == "") {
      alert("Enter Question");
      obj.txt_question.focus();
      return false;
    }
  
  
 /* function validEmail(obj){
  estr=obj.txt_email.value
  estr1=obj.txt_confirm.value
  if(obj.txt_email.value == ""){
    alert("Please supply your email address");
    obj.txt_email.focus();
    return false;
  }*/    

  /*var email_pattern = /^(([^<>()[\]\\.,;:\s@'\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
  if(!obj.email.value.match(email_pattern)){
    alert("Please supply valid email address");
    obj.email.focus();
    return false;
  }*/
 
  estr=obj.txt_email.value
  estr1=obj.txt_confirm.value
  
  if(obj.txt_email.value == ""){
    alert("Please supply your email address");
    obj.txt_email.focus();
    return false;
  }    
  
  var email_pattern = /^(([^<>()[\]\\!#$%^&*|`~,/?<+=,>;:\s@'\{}"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
  if(!obj.txt_email.value.match(email_pattern)){
    alert("Please supply valid email address");
    cnt= cnt+1;
    obj.txt_email.focus();
    return false;
  }
  if(obj.txt_confirm.value == ""){
    alert("Please supply your confirm email address");
    cnt= cnt+1;
    obj.txt_confirm.focus();
    return false;
  } 
  if(!obj.txt_confirm.value.match(email_pattern)){
    alert("Please supply valid confirm email address");
    cnt= cnt+1;
    obj.txt_confirm.focus();
    return false;
  }
  if(estr != estr1){
		alert("Email and confirm email values should be the same");
		cnt= cnt+1;
		obj.txt_confirm.focus();
		return false;
	}

}