// Copyright (C) 2008 Robert W. Clarke Consulting, all rights reserved.
// do not remove this copyright notice

function makeXML(yi,type){ // called by buildFrames function during system init
	// this function generates the xml to configure the map based one year and type
	var year = ary_years[yi];
	var key, xml_state, re, color, val;
	var xml_state_tmpl = '<state id="_ID_" ncolor="_COLOR_" rcolor="_COLOR_" action="javascript:selectState(\'_ID_\')" />';
	
	// start the xml
	var xml = '<?xml version="1.0" encoding="iso-8859-1" ?><MT1022>'; // start the xml
	xml += '<global state_initials="on" state_name="off" action_target="_self" />';
	
	for(key in ary_state){
		xml_state = xml_state_tmpl; // set to state template xml
		// perform replacements
		re = /_ID_/g;
		xml_state = xml_state.replace(re,key); // replace id
		// make color selection
		if(type == 'tpop'){
			val = ary_popdat[key][year];
		}
		if(type == 'dpop'){ // type is deltapop, the change in population
			var prev_year = ary_years[yi-1];
			val = ary_popdat[key][year]-ary_popdat[key][prev_year]
		}
		if((type == 'dpop')&&(yi == 0)){
			// no change data for year 1960 (0)
			color = "FFFFFF";
		} else {
			color = getColorCode(type,val);
		}
		re = /_COLOR_/g;
		xml_state = xml_state.replace(re,color); // replace color
		xml += xml_state; // append xml
	}
	
	xml += '</MT1022>'; // finish xml
	return xml;
}

function sendXML(xml){
	// this function sends the xml to the map
	// the map receives the xml and configures itself automatically
	if(window.maptron){
		window.document["maptron"].SetVariable("jxml", xml);
	}
	if(document.maptron){
		document.maptron.SetVariable("jxml", xml);
	}
}