jquery offset: reducing the code size.

diff --git a/src/offset.js b/src/offset.js
index 4de37a0..1add61c 100644 (file)
--- a/src/offset.js
+++ b/src/offset.js
@@ -101,23 +101,23 @@ jQuery.fn.offset = function() {
 
 jQuery.fn.extend({
        position: function() {
-               var left = 0, top = 0, elem = this[0], offset, parentOffset, offsetParent, results;
+               var left = 0, top = 0, results;
 
-               if (elem) {
+               if ( this[0] ) {
                        // Get *real* offsetParent
-                       offsetParent = this.offsetParent();
+                       var offsetParent = this.offsetParent(),
 
-                       // Get correct offsets
-                       offset       = this.offset();
-                       parentOffset = offsetParent.offset();
+                               // Get correct offsets
+                               offset       = this.offset(),                           
+                               parentOffset = offsetParent.offset();
 
                        // Subtract element margins
-                       offset.top  -= parseInt( jQuery.curCSS(elem, 'marginTop', true) ) || 0;
-                       offset.left -= parseInt( jQuery.curCSS(elem, 'marginLeft', true) ) || 0;
+                       offset.top  -= num( this, 'marginTop' );
+                       offset.left -= num( this, 'marginLeft' );
 
                        // Add offsetParent borders
-                       parentOffset.top  += parseInt( jQuery.curCSS(offsetParent[0], 'borderTopWidth', true) ) || 0;
-                       parentOffset.left += parseInt( jQuery.curCSS(offsetParent[0], 'borderLeftWidth', true) ) || 0;
+                       parentOffset.top  += num( offsetParent, 'borderTopWidth' );
+                       parentOffset.left += num( offsetParent, 'borderLeftWidth' );
 
                        // Subtract the two offsets
                        results = {