var ldD = [];
function importXML( oURL, oFunct, oNoRand, oDelay ) {
	//note: in XML importing event handlers, 'this' refers to window
	if( !oNoRand ) { oURL += ( ( oURL.indexOf('?') + 1 ) ? '&' : '?' ) + ( new Date() ).getTime(); } //prevent cache
	if( window.XMLHttpRequest ) {
		//alternate XMLHTTP request - Gecko, Safari 1.2+ and Opera 7.6+
		ldD[ldD.length] = new XMLHttpRequest();
		ldD[ldD.length-1].onreadystatechange = new Function( 'if( ldD['+(ldD.length-1)+'].readyState == 4 && ldD['+(ldD.length-1)+'].status < 300 ) { '+oFunct+'(ldD['+(ldD.length-1)+'].responseXML); }' );
		ldD[ldD.length-1].open("GET", oURL, true);
		ldD[ldD.length-1].send(null);
		return true;
	}
	if( !navigator.__ice_version && window.ActiveXObject ) {
		//the Microsoft way - IE 5+/Win (ICE produces errors and fails to use try-catch correctly)
		try { //IE Mac has the property window.ActiveXObject but produces errors if you try and use it
			try { var tho = new ActiveXObject( 'Microsoft.XMLDOM' ); //newer
			} catch(e) { var tho = new ActiveXObject( 'Msxml2.XMLHTTP' ); } //older
			ldD[ldD.length] = tho;
			ldD[ldD.length-1].onreadystatechange = new Function( 'if( ldD['+(ldD.length-1)+'].readyState == 4 ) { '+oFunct+'(ldD['+(ldD.length-1)+']); }' );
			ldD[ldD.length-1].load(oURL);
			return true;
		} catch(e) {}
	}
	if( document.createElement && document.childNodes ) {
		//load the XML in an iframe
		var ifr = document.createElement('DIV');
		ifr.style.visibility = 'hidden'; ifr.style.position = 'absolute'; ifr.style.top = '0px'; ifr.style.left = '0px';
		//onload only fires in Opera so I use a timer for all
		if( !window.XML_timer ) { window.XML_timer = window.setInterval('checkXMLLoad();',100); }
		ifr.innerHTML = '<iframe src="'+oURL+'" name="XML_loader_'+ldD.length+'" height="0" width="0"><\/iframe>';
		ldD[ldD.length] = oFunct+'SPLIT'+(oDelay?oDelay:1)+'';
		document.body.appendChild(ifr);
		return true;
	}
	return false;
}
function checkXMLLoad() {
	//check if each imported file is available (huge files may not have loaded completely - nothing I can do - use the delay to help)
	for( var x = 0; x < ldD.length; x++ ) { if( ldD[x] && window.frames['XML_loader_'+x] ) {
		setTimeout( ldD[x].split('SPLIT')[0] + '(window.frames.XML_loader_'+x+'.window.document);', parseInt(ldD[x].split('SPLIT')[1]) );
		ldD[x] = false;
	} }
}