rem: return jsMath.Browser.msieSpaceFix + '<span style="margin-left: ' +    this.Em(w-jsMath.Browser.spaceWidth)+'">' + jsMath.Browser.hiddenSpace + '</span>'; 
add: return '<span class="spacer" style="margin-left:'+this.Em(w)+'"></span>'; 
context:   Spacer: function (w) {    if (w == 0) {return ''};    return jsMath.Browser.msieSpaceFix      + '<span style="margin-left: '      +    this.Em(w-jsMath.Browser.spaceWidth)+'">'      + jsMath.Browser.hiddenSpace + '</span>';  },
meta: 7708	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/7708/a844e1ec626c2b970c32377c4ad06bb088afa9bd/jsMath.js/buggy/htdocs/jsMath/uncompressed/jsMath.js