Moved from the old JSMin to using YUIMin for compressing the jQuery source....

Moved from the old JSMin to using YUIMin for compressing the jQuery source. Additionally landed some improvements from #3770 which dramatically reduce the filesize. The final minifed + gzipped size of jQuery went from 19817 bytes to 18063 bytes.

Makefile

@@ -50,6 +50,7 @@ JQ_VER = `cat version.txt`
 VER = sed s/@VERSION/${JQ_VER}/
 
 JAR = java -jar ${BUILD_DIR}/js.jar
+MINJAR = java -jar ${BUILD_DIR}/yuicompressor-2.4.2.jar
 
 all: jquery lite min pack speed
 	@@echo "jQuery build complete."
@@ -104,7 +105,7 @@ ${JQ_MIN}: ${JQ}
 	@@echo "Building" ${JQ_MIN}
 
 	@@echo " - Compressing using Minifier"
-	@@${JAR} ${BUILD_DIR}/build/min.js ${JQ} ${JQ_MIN}
+	@@${MINJAR} ${JQ} > ${JQ_MIN}
 
 	@@echo ${JQ_MIN} "Built"
 	@@echo

src/ajax.js

@@ -497,7 +497,7 @@ jQuery.extend({
 
 			// Get the JavaScript object, if JSON is used.
 			if ( type == "json" )
-				data = eval("(" + data + ")");
+				data = window["eval"]("(" + data + ")");
 		}
 		
 		return data;

src/core.js

@@ -9,6 +9,9 @@
  * $Rev$
  */
 
+// Will speed up references to window, and allows munging its name.
+var window = this;
+
 // Map over jQuery in case of overwrite
 var _jQuery = window.jQuery,
 // Map over the $ in case of overwrite

src/offset.js

@@ -50,7 +50,7 @@ else
 jQuery.offset = {
 	initialize: function() {
 		if ( this.initialized ) return;
-		var body = document.body, container = document.createElement('div'), innerDiv, checkDiv, table, rules, prop, bodyMarginTop = body.style.marginTop,
+		var body = document.body, container = document.createElement('div'), innerDiv, checkDiv, table, td, rules, prop, bodyMarginTop = body.style.marginTop,
 			html = '<div style="position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;"><div></div></div><table style="position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;"cellpadding="0"cellspacing="0"><tr><td></td></tr></table>';
 
 		rules = { position: 'absolute', top: 0, left: 0, margin: 0, border: 0, width: '1px', height: '1px', visibility: 'hidden' };