// JavaScript Document
function shoh (id, a){
  if(document.getElementById(id).style.display =='none'){
	   document.getElementById(id).style.display ='inline';
	   document.getElementById(a).innerHTML = "--";
	}
	else {
	   document.getElementById(id).style.display = 'none';
	   document.getElementById(a).innerHTML = "+";
	}
  }
function validatenewtopic(form) {
  with (window.document.reply) {
      if (subject.value == "") {
         alert('<%= txtPleaseenterasubject %>');
         subject.focus();
         return false;
      }
      if (message.value == "") {
         alert('<%= txtPleaseenteramessage %>');
         subject.focus();
         return false;
      }
   return true;
  }
}
function preview (id){
	var text = document.reply.message.value;
  if(document.getElementById(id).style.display =='none'){ 
	  document.getElementById(id).style.display ='inline';
		document.getElementById(id).innerHTML = text;
	}
	else {
	  document.getElementById(id).style.display = 'none';
	}
}
// Invert all checkboxes at once by clicking a single checkbox.
function invertAll(headerfield, checkform, mask)
{
	for (var i = 0; i < checkform.length; i++)
	{
		if (typeof(checkform[i].name) == "undefined" || (typeof(mask) != "undefined" && checkform[i].name.substr(0, mask.length) != mask))
			continue;

		if (!checkform[i].disabled)
			checkform[i].checked = headerfield.checked;
	}
}