var ajax_file=javascript_folder+"ajax/getAjaxValue.php";
function getBannerBgImage(ban_id,total_rows)
{ 
	xmlhttp=GetXmlHttpObject();
	if (xmlhttp==null)	  
	{
	  alert ("Your browser does not support AJAX!");
	  return;
	}
	
	for(var i=1;i<=total_rows;i++)
	{
		document.getElementById('banner_list_'+i).style.background='url("images/button.png") no-repeat scroll ';
	}
	document.getElementById('banner_list_'+ban_id).style.background='url("images/hover_button.png") no-repeat scroll ';
	
	var url=ajax_file+"?task=bannerbg&ban_id="+ban_id;
	
	xmlhttp.onreadystatechange=setBannerBgImage;
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);
}
function setBannerBgImage(ban_id) 
{
	if (xmlhttp.readyState==4) 
	{
	    var results = xmlhttp.responseText;	 	  
	  	var new_results=results.split("|");
		
		//alert(new_results[0]);
		//document.getElementById('banner_list_'+ban_id).style.background='url("images/hover_button.png") no-repeat scroll ';
		
		document.getElementById('catg_bg').style.background = 'url('+new_results[0]+') scroll center ';
		document.getElementById('catg_bg').style.minHeight = "620px";
		document.getElementById('catg_bg').style.minWidth = "1200px";
		document.getElementById('next_banner_id').value = new_results[1];
	}
}
/****************************************************/
function GetXmlHttpObject()
{
  if (window.XMLHttpRequest)
  {
	  // code for IE7+, Firefox, Chrome, Opera, Safari
	  return new XMLHttpRequest();
  }
  if (window.ActiveXObject)
  {
	  // code for IE6, IE5
	  return new ActiveXObject("Microsoft.XMLHTTP");
  }
  
  return null;
}
/****************************************************/