/*****************************************************************************
 *
 *  AJAX style http request.
 *
 *  Author:	     Jarrod B. Reuter
 *  Email:	     Jarrod.Reuter@gmail.com or Jarrod@foobarfusion.com
 *
 *  Description:     This allows us to call a server side page and return it's
 *		     results without refreshing the page.
 *
 *  Details:	     This uses GET to send via URL.
 *
 *  Created:	     4/2006
 *
 *****************************************************************************/

function evalRequest(url) {
   req = false;               // branch for native XMLHttpRequest object
   if (window.XMLHttpRequest){
      try {
	 req = new XMLHttpRequest();
      } catch (e) {
	 req = false;
      }
   }else if (window.ActiveXObject){
      try {
	 req = new ActiveXObject("Msxml2.XMLHTTP");
      } catch(e) {
	 try {
	    req = new ActiveXObject ("Microsoft.XMLHTTP");
	 } catch(e) {
	    req = false;
	 }
      }
   }
   if (req){
      req.onreadystatechange = function() {
	 if (req.readyState==4 && req.status==200) {
	    eval(req.responseText);
	 }
      }
      req.open("GET", url, true);
      req.send(null);
   }
}

/*****************************************************************************
 *
 *  AJAX style http request.
 *
 *  Author:           Jarrod B. Reuter
 *  Email:            Jarrod.Reuter@gmail.com or Jarrod@foobarfusion.com
 *
 *  Description:      This allows us to call a server side page and return it's
 *                    results without refreshing the page.
 *
 *  Details:          This uses POST to send via URL.
 *
 *  Created:          4/2006
 *
 *****************************************************************************/
function evalRequestPOST(url,str1,str2,str3) {
   req = false;               // branch for native XMLHttpRequest object
   if (window.XMLHttpRequest){
      try {
	 req = new XMLHttpRequest();
      } catch (e) {
	 req = false;
      }
   }else if (window.ActiveXObject){
      try {
	 req = new ActiveXObject("Msxml2.XMLHTTP");
      } catch(e) {
	 try {
	    req = new ActiveXObject ("Microsoft.XMLHTTP");
	 } catch(e) {
	    req = false;
	 }
      }
   }
   if (req){
      req.onreadystatechange = function() {
	 if (req.readyState==4 && req.status==200) {
	    eval(req.responseText);
	 }
      }
      var str = "";
      str += "search=" + str1 + "&searchq=" + str2 + "&tables=" + str3;
      req.open("POST", url, true);
      req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
      req.send(str);
   }
}

/*****************************************************************************
 *
 *  Function:	     usernameCheck
 *
 *  Author:           Jarrod B. Reuter
 *  Email:            Jarrod.Reuter@gmail.com or Jarrod@foobarfusion.com
 *
 *  Description:      Uses evalRequest() to check a php file.  The file should
 *		      query the db and print a call to another javascript func
 *
 *  Created:          4/2006
 *
 *****************************************************************************/
function usernameCheck(){

   var uname = document.getElementById("registration").uname.value;
   var url = "/user_check.php?name=" + uname;
   evalRequest(url);

}

/*****************************************************************************
 *
 *  Function:         usernameResult
 *
 *  Author:           Jarrod B. Reuter
 *  Email:            Jarrod.Reuter@gmail.com or Jarrod@foobarfusion.com
 *
 *  Description:      Called from a php file with true/false variable.  This
 *		     outputs error is username is taken, or simply states it
 *		     is available to the user.
 *
 *  Created:          4/2006
 *
 *****************************************************************************/
function usernameResult(val){
   scroll(0,0);
   if(val)
      document.getElementById("output").innerHTML = "<tr><td colspan=\"2\"><font color=\"red\">That username is available</font></td><tr>";
   else
      document.getElementById("output").innerHTML = "<tr><td colspan=\"2\"><font color=\"red\">ERROR - That username is already in use</font></td><tr>";
}

var useron = false;
var permon = false;

function load(){
   document.getElementById('usersPanel').style.display='none';
   document.getElementById('permPanel').style.display='none';
}

function displayPerm()
{
   useron=false;
   document.getElementById('usersPanel').style.display='none';

   if(permon) //permission is displayed hide them
   {
      permon=false;
      document.getElementById('permPanel').style.display='none';
   }
   else
   {
      permon=true;
      document.getElementById('permPanel').style.display='';
   }

}


function displayUsers()
{
   permon=false;
   document.getElementById('permPanel').style.display='none';

   if(useron)
   {
      useron=false;
      document.getElementById('usersPanel').style.display='none';
   }
   else
   {
      useron=true;
      document.getElementById('usersPanel').style.display='';
   }

}