$(document).ready(function(){
$("#id_search_heading_btn").click(
			   
  function () {
		var author = $("#id_search_heading_author").val();
		var title = $("#id_search_heading_title").val();
		if(author == " search author..." && title == " search title..."){
			alert('Please enter a search term.');
			return false;
		}
		else{
			//search_heading_ajax(author,title);
		
			$.ajax({
			   type: "POST",
			   url: "/includes/check_search.php",
			   data: "qa="+escape(author)+"&qt="+escape(title),
			   beforeSend: function(){
					$("#id_search_heading_match").attr('innerHTML','<table width="100%"><tr><td height="50px" align="center" valign="middle"><img src="/img/loading.gif"/></td></tr></table>');
				   
			   },
			   success: function(data){
				   $("#id_search_heading_match").attr('innerHTML',data);
			   }
		
			 });
		}	
  }

);
});

$(document).ready(function(){
$("#id_search_heading_author").keyup(
  function (e) {
	if(e.keyCode == 13) {//check for enter keypress
	
var author = $("#id_search_heading_author").val();
		var title = $("#id_search_heading_title").val();
		if(author == " search author..." && title == " search title..."){
			alert('Please enter a search term.');
			return false;
		}
		else{
			//search_heading_ajax(author,title);
		
			$.ajax({
			   type: "POST",
			   url: "/includes/check_search.php",
			   data: "qa="+escape(author)+"&qt="+escape(title),
			   beforeSend: function(){
					$("#id_search_heading_match").attr('innerHTML','<table width="100%"><tr><td height="50px" align="center" valign="middle"><img src="/img/loading.gif"/></td></tr></table>');
				   
			   },
			   success: function(data){
				   $("#id_search_heading_match").attr('innerHTML',data);
			   }
		
			 });
		}	
	
	}

  
  }

);
});

$(document).ready(function(){
$("#id_search_heading_title").keyup(
  function (e) {


	if(e.keyCode == 13) {//check for enter keypress
	
var author = $("#id_search_heading_author").val();
		var title = $("#id_search_heading_title").val();
		if(author == " search author..." && title == " search title..."){
			alert('please enter a search term');
			return false;
		}
		else{
			//search_heading_ajax(author,title);
		
			$.ajax({
			   type: "POST",
			   url: "/includes/check_search.php",
			   data: "qa="+escape(author)+"&qt="+escape(title),
			   beforeSend: function(){
					$("#id_search_heading_match").attr('innerHTML','<table width="100%"><tr><td height="50px" align="center" valign="middle"><img src="/img/loading.gif"/></td></tr></table>');
				   
			   },
			   success: function(data){
				   $("#id_search_heading_match").attr('innerHTML',data);
			   }
		
			 });
		}	
	
	}

  
  }

);
});


function search_notify(){
	var qt = $("#id_kw_home").val();
		$.ajax({
			   
		   type: "POST",
		   url: "/includes/check_search_notify.php",
		   data: "&qt="+qt

		 });
}

function search_heading(author,title){//search via links code
	$("#id_search_heading_author").val(author);
	$("#id_search_heading_title").val(title);
	
		$.ajax({
		   type: "POST",
		   url: "/includes/check_search.php",
		   data: "qa="+escape(author)+"&qt="+escape(title),
		   beforeSend: function(){
				$("#id_search_heading_match").attr('innerHTML','<table width="100%"><tr><td height="50px" align="center" valign="middle"><img src="/img/loading.gif"/></td></tr></table>');
			   
		   },
		   success: function(data){
			   $("#id_search_heading_match").attr('innerHTML',data);
		   }
	
		 });
}



function clear_search_heading(){
  document.getElementById("id_search_heading_author").value = ' search author...';
  document.getElementById('id_search_heading_title').value = ' search title...';
  document.getElementById("id_search_heading_match").innerHTML='';
}

function clear_search_heading_2(){
  document.getElementById("id_kw_home").value = ' keywords...';
  document.getElementById("id_kw_check_home").innerHTML='';
}


function clear_search(){
  document.getElementById("id_search_author").value = ' search author...';
  document.getElementById('id_search_title').value = ' search title...';
  document.getElementById("id_search_heading_author").value = ' search author...';
  document.getElementById('id_search_heading_title').value = ' search title...';
  document.getElementById("id_search_match").innerHTML='';
  document.getElementById("id_search_heading_match").innerHTML='';
}


function switchType_password(strname) {
  var strname = strname;
  var new_input = document.createElement('input');
  old_input = document.getElementById(strname);
  new_input.id = old_input.id;
  new_input.name = old_input.name;
  new_input.className = old_input.className;
  new_input.type = 'password';  
  new_input.maxLength = old_input.maxLength;
  new_input.value = "";
  old_input.parentNode.replaceChild(new_input, old_input);
  setTimeout(function () { document.getElementById(strname).focus(); }, 0);
}


function validate_login() {
	
	var username = $("#id_username").val();
	var password = $("#id_pass_login").val();

	//check for null
	if (username==null||username==""||username=="username"){
	  alert("Please enter a username.");
	  return false;
	}
	
	//check length
	if (username.length>21 || username.length<3){
	  alert("Username must be between 3 and 20 characters in length");
	  return false;
	}
	
	//check allowable characters
	var pattern=/[^a-z^0-9^A-Z_]/;
	if (pattern.test(username)) {
	  alert("Username allowable characters: a-z, A-Z, 0-9");
	  return false;
	}
}