function makeXmlSlide(objSlide) {
		// STEP 1: Generate slide XML - wrap generated text in full XML envelope
		var strXml = '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>'+CRLF;
		strXml += '<p:sld xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main"'+ (objSlide.slide.hidden ? ' show="0"' : '') +'>';
		strXml += gObjPptxGenerators.slideObjectToXml(objSlide);
		strXml += '<p:clrMapOvr><a:masterClrMapping/></p:clrMapOvr>';
		strXml += '</p:sld>';

		// LAST: Return
		return strXml;
	}
Generates XML for the slide file
@param {Object} objSlide - the slide object to transform into XML
@return {string} strXml - slide OOXML