try {
	document.execCommand('BackgroundImageCache', false, true);
} catch(e) {}
function showAlert()
{
	document.getElementById('alert').style.display = '';
}
function hideAlert()
{
	document.getElementById('alert').style.display = 'none';
}

function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}
window.onload = externalLinks;



function GetXmlHttpObject(handler)
{
    var objXMLHttp=null
    if (window.XMLHttpRequest)
    {
        objXMLHttp=new XMLHttpRequest()
    }
    else if (window.ActiveXObject)
    {
        objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
    }
    return objXMLHttp
}


function htmlData(url, qStr, sub) {
	if (url.length == 0) {
		$('#txtResult').text('');
		return;
	};
	url = url + "?" + qStr + "&sub=" + sub;
	url = url + "&sid=" + Math.random();
	$.ajax({
		type: 'GET',
		url: url,
		cache: false,
		dataType: 'html',
		contentType : 'text/html',
		data: '',
		success: 	function(data, textStatus) {
			//alert(data);
			$('#subcat').hide();
			if (data == '') {
				$("#subcat").hide();
			}
			else {
				$("#txtResult").html(data);
				$("#subcat").show();
			}
		},
		error: 		function(XMLHttpRequest, textStatus, errorThrown) 	{ alert('err ' + textStatus + ' ' + errorThrown); },
		complete: 	function(XMLHttpRequest, textStatus) 				{ }
	});
}