var xmlHttp
function showBanner(b1,b2,b3) // b1= state, b2= city, b3=page
{
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
var url="/ajaxphp/findimage.php"
url=url+"?ban1="+b1+"&ban2="+b2+"&ban3="+b3;
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=banner
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}


function banner() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
		 {  
			var result =trim(xmlHttp.responseText);
			//alert(xmlHttp.responseText);
			var h= explode(',',result);
			var a=	h.length;
			var j=0;
			for (var i = 1; i <= a; i=i+2)
				{
					j=j+2;
					if (h[i]!='1.gif')
					document.getElementById(h[j]).innerHTML='<a href=\"/dobanner.php?bid='+h[i]+'\" target=\"_blank\"><img  src=/banner/'+h[i]+' ></a>';
					else
					document.getElementById(h[j]).innerHTML='<a href=\"/dobanner.php?bid='+h[i]+'\" target=\"_blank\"><img height=\"51px\" src=/banner/'+h[i]+' ></a>';
				}
	    } 
}

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)
	  {
	  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
	  }
	 }
	return xmlHttp;
}

function explode( delimiter, string ) {
     
    var emptyArray = { 0: '' };
 
    if ( arguments.length != 2
        || typeof arguments[0] == 'undefined'
        || typeof arguments[1] == 'undefined' )
    {
        return null;
    }
 
    if ( delimiter === ''
        || delimiter === false
        || delimiter === null )
    {
        return false;
    }
 
    if ( typeof delimiter == 'function'
        || typeof delimiter == 'object'
        || typeof string == 'function'
        || typeof string == 'object' )
    {
        return emptyArray;
    }
 
    if ( delimiter === true ) {
        delimiter = '1';
    }
 
    return string.toString().split ( delimiter.toString() );
}

function trim( str, charlist ) {
     var whitespace;
    
    if(!charlist){
        whitespace = ' \n\r\t\f\x0b\xa0\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u200b\u2028\u2029\u3000';
    } else{
        whitespace = charlist.replace(/([\[\]\(\)\.\?\/\*\{\}\+\$\^\:])/g, '\$1');
    }
  
  for (var i = 0; i < str.length; i++) {
    if (whitespace.indexOf(str.charAt(i)) === -1) {
    str = str.substring(i);
    break;
    }
  }
  for (i = str.length - 1; i >= 0; i--) {
    if (whitespace.indexOf(str.charAt(i)) === -1) {
      str = str.substring(0, i + 1);
      break;
      }
  }
  return whitespace.indexOf(str.charAt(0)) === -1 ? str : '';
}