// JavaScript Document
var xmlHttp

function ajaxContent(container,str,url,xml)
{
	if(str.length==0){
		document.getElementById(container).innerHTML="This Link Appears To Be Broken.<br/><a href='..'/>Click Here To Go Back To Our Home Page.</a>";
		return;
	}
	xmlHttp=GetXmlHttpObject();
	if(xmlHttp==null){
		alert("You browser does not support AJAX, Please try a different internet browser such as Mozilla Firefox.");
	}
	url="php/"+url+"?q="+URLEncode(str);
	url+="&x="+xml;
	url+="&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
	xmlHttp.send(null);
}

function stateChanged()
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState == "complete"){ 
  		document.getElementById("subContent").innerHTML=xmlHttp.responseText;
	}
}

function GetXmlHttpObject()
{
var xmlHttp = null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    try
      {
      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
    catch (e)
      {
      alert("Your browser does not support AJAX!");
      return false;
      }
    }
  }
  return xmlHttp;
}

function URLEncode (clearString) {
  var output = '';
  var x = 0;
  clearString = clearString.toString();
  var regex = /(^[a-zA-Z0-9_.]*)/;
  while (x < clearString.length) {
    var match = regex.exec(clearString.substr(x));
    if (match != null && match.length > 1 && match[1] != '') {
    	output += match[1];
      x += match[1].length;
    } else {
      if (clearString[x] == ' ')
        output += '+';
      else {
        var charCode = clearString.charCodeAt(x);
        var hexVal = charCode.toString(16);
        output += '%' + ( hexVal.length < 2 ? '0' : '' ) + hexVal.toUpperCase();
      }
      x++;
    }
  }
  return output;
}

function navTip(container,str)
{
	document.getElementById(container).innerHTML=str;
}