diff --git a/src/ajax/ajax.js b/src/ajax/ajax.js
index 34508437a..2ad93315d 100644
--- a/src/ajax/ajax.js
+++ b/src/ajax/ajax.js
@@ -789,8 +789,9 @@ jQuery.extend({
 		// of form elements
 		if ( a.constructor == Array || a.jquery )
 			// Serialize the form elements
-			for ( var i = 0; i < a.length; i++ )
-				s.push( encodeURIComponent(a[i].name) + "=" + encodeURIComponent( a[i].value ) );
+			jQuery.each( a, function(){
+				s.push( encodeURIComponent(this.name) + "=" + encodeURIComponent( this.value ) );
+			});
 
 		// Otherwise, assume that it's an object of key/value pairs
 		else
@@ -798,8 +799,9 @@ jQuery.extend({
 			for ( var j in a )
 				// If the value is an array then the key names need to be repeated
 				if ( a[j].constructor == Array )
-					for ( var k = 0; k < a[j].length; k++ )
-						s.push( encodeURIComponent(j) + "=" + encodeURIComponent( a[j][k] ) );
+					jQuery.each( a[j], function(){
+						s.push( encodeURIComponent(j) + "=" + encodeURIComponent( this ) );
+					});
 				else
 					s.push( encodeURIComponent(j) + "=" + encodeURIComponent( a[j] ) );
 
diff --git a/src/event/event.js b/src/event/event.js
index 63a8a7cbc..88bbbda2b 100644
--- a/src/event/event.js
+++ b/src/event/event.js
@@ -77,8 +77,9 @@ jQuery.event = {
 		if ( !element ) {
 			var g = this.global[type];
 			if ( g )
-				for ( var i = 0, gl = g.length; i < gl; i++ )
-					this.trigger( type, data, g[i] );
+				jQuery.each( g, function(){
+					jQuery.event.trigger( type, data, this );
+				});
 
 		// Handle triggering a single element
 		} else if ( element["on" + type] ) {
@@ -467,8 +468,9 @@ jQuery.extend({
 			// If there are functions bound, to execute
 			if ( jQuery.readyList ) {
 				// Execute all of them
-				for ( var i = 0; i < jQuery.readyList.length; i++ )
-					jQuery.readyList[i].apply( document );
+				jQuery.each( jQuery.readyList, function(){
+					this.apply( document );
+				});
 				
 				// Reset the list of functions
 				jQuery.readyList = null;
diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js
index f1cc33931..151f68fdf 100644
--- a/src/jquery/jquery.js
+++ b/src/jquery/jquery.js
@@ -546,18 +546,16 @@ jQuery.fn = jQuery.prototype = {
 	text: function(e) {
 		if ( typeof e == "string" )
 			return this.empty().append( document.createTextNode( e ) );
-		else {
-			e = e || this;
-			var t = "";
-			for ( var j = 0, el = e.length; j < el; j++ ) {
-				var r = e[j].childNodes;
-				for ( var i = 0, rl = r.length; i < rl; i++ )
-					if ( r[i].nodeType != 8 )
-						t += r[i].nodeType != 1 ?
-							r[i].nodeValue : jQuery.fn.text([ r[i] ]);
-			}
-			return t;
-		}
+
+		var t = "";
+		jQuery.each( e || this, function(){
+			jQuery.each( this.childNodes, function(){
+				if ( this.nodeType != 8 )
+					t += this.nodeType != 1 ?
+						this.nodeValue : jQuery.fn.text([ this ]);
+			});
+		});
+		return t;
 	},
 
 	/**
@@ -1102,8 +1100,9 @@ jQuery.fn = jQuery.prototype = {
 			if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() == "TR" )
 				obj = this.getElementsByTagName("tbody")[0] || this.appendChild(document.createElement("tbody"));
 
-			for ( var i = 0, al = a.length; i < al; i++ )
-				fn.apply( obj, [ clone ? a[i].cloneNode(true) : a[i] ] );
+			jQuery.each( a, function(){
+				fn.apply( obj, [ clone ? this.cloneNode(true) : this ] );
+			});
 
 		});
 	}
@@ -1316,10 +1315,10 @@ jQuery.extend({
 		if ( p == "height" || p == "width" ) {
 			var old = {}, oHeight, oWidth, d = ["Top","Bottom","Right","Left"];
 
-			for ( var i = 0, dl = d.length; i < dl; i++ ) {
-				old["padding" + d[i]] = 0;
-				old["border" + d[i] + "Width"] = 0;
-			}
+			jQuery.each( d, function(){
+				old["padding" + this] = 0;
+				old["border" + this + "Width"] = 0;
+			});
 
 			jQuery.swap( e, old, function() {
 				if (jQuery.css(e,"display") != "none") {
@@ -1395,10 +1394,8 @@ jQuery.extend({
 	clean: function(a) {
 		var r = [];
 
-		for ( var i = 0, al = a.length; i < al; i++ ) {
-			var arg = a[i];
-
-			if ( !arg ) continue;
+		jQuery.each( a, function(i,arg){
+			if ( !arg ) return;
 
 			if ( arg.constructor == Number )
 				arg = arg.toString();
@@ -1453,14 +1450,14 @@ jQuery.extend({
 			}
 
 			if ( arg.length === 0 )
-				continue;
+				return;
 			
 			if ( arg[0] == undefined )
 				r.push( arg );
 			else
 				r = jQuery.merge( r, arg );
 
-		}
+		});
 
 		return r;
 	},
diff --git a/src/selector/selector.js b/src/selector/selector.js
index 8cff87fdd..6a5760a70 100644
--- a/src/selector/selector.js
+++ b/src/selector/selector.js
@@ -153,10 +153,11 @@ jQuery.extend({
 
 			if ( m ) {
 				// Perform our own iteration and filter
-				for ( var i = 0, rl = ret.length; i < rl; i++ )
-					for ( var c = ret[i].firstChild; c; c = c.nextSibling )
+				jQuery.each( ret, function(){
+					for ( var c = this.firstChild; c; c = c.nextSibling )
 						if ( c.nodeType == 1 && ( c.nodeName == m[1].toUpperCase() || m[1] == "*" ) )
 							r.push( c );
+				});
 
 				ret = r;
 				t = jQuery.trim( t.replace( re, "" ) );
@@ -235,20 +236,20 @@ jQuery.extend({
 						// We need to find all descendant elements, it is more
 						// efficient to use getAll() when we are already further down
 						// the tree - we try to recognize that here
-						for ( var i = 0, rl = ret.length; i < rl; i++ ) {
+						jQuery.each( ret, function(){
 							// Grab the tag name being searched for
 							var tag = m[1] != "" || m[0] == "" ? "*" : m[2];
 
 							// Handle IE7 being really dumb about <object>s
-							if ( ret[i].nodeName.toUpperCase() == "OBJECT" && tag == "*" )
+							if ( this.nodeName.toUpperCase() == "OBJECT" && tag == "*" )
 								tag = "param";
 
 							jQuery.merge( r,
 								m[1] != "" && ret.length != 1 ?
-									jQuery.getAll( ret[i], [], m[1], m[2], rec ) :
-									ret[i].getElementsByTagName( tag )
+									jQuery.getAll( this, [], m[1], m[2], rec ) :
+									this.getElementsByTagName( tag )
 							);
-						}
+						});
 
 						// It's faster to filter by class and be done with it
 						if ( m[1] == "." && ret.length == 1 )
@@ -263,11 +264,12 @@ jQuery.extend({
 							r = [];
 
 							// Then try to find the element with the ID
-							for ( var i = 0, tl = tmp.length; i < tl; i++ )
-								if ( tmp[i].getAttribute("id") == m[2] ) {
-									r = [ tmp[i] ];
-									break;
+							jQuery.each( tmp, function(){
+								if ( this.getAttribute("id") == m[2] ) {
+									r = [ this ];
+									return false;
 								}
+							});
 						}
 
 						ret = r;
@@ -300,14 +302,13 @@ jQuery.extend({
 		// Look for common filter expressions
 		while ( t && /^[a-z[({<*:.#]/i.test(t) ) {
 
-			var p = jQuery.parse;
+			var p = jQuery.parse, m;
 
-			for ( var i = 0, pl = p.length; i < pl; i++ ) {
+			jQuery.each( p, function(i,re){
 		
 				// Look for, and replace, string-like sequences
 				// and finally build a regexp out of it
-				var re = p[i];
-				var m = re.exec( t );
+				m = re.exec( t );
 
 				if ( m ) {
 					// Remove what we just matched
@@ -317,9 +318,9 @@ jQuery.extend({
 					if ( jQuery.expr[ m[1] ]._resort )
 						m = jQuery.expr[ m[1] ]._resort( m );
 
-					break;
+					return false;
 				}
-			}
+			});
 
 			// :not() is a special case that can be optimized by
 			// keeping it out of the expression list