text: if ( document.documentElement["getBoundingClientRect"] )
  	jQuery.fn.offset = function() {
  		if ( !this[0] ) return { top: 0, left: 0 };
  		if ( this[0] === this[0].ownerDocument.body ) return jQuery.offset.bodyOffset( this[0] );
  		var box  = this[0].getBoundingClientRect(), doc = this[0].ownerDocument, body = doc.body, docElem = doc.documentElement,
  			clientTop = docElem.clientTop || body.clientTop || 0, clientLeft = docElem.clientLeft || body.clientLeft || 0,
  			top  = box.top  + (self.pageYOffset || jQuery.boxModel && docElem.scrollTop  || body.scrollTop ) - clientTop,
  			left = box.left + (self.pageXOffset || jQuery.boxModel && docElem.scrollLeft || body.scrollLeft) - clientLeft;
  		return { top: top, left: left };
  	};
  else 
  	jQuery.fn.offset = function() {
  		if ( !this[0] ) return { top: 0, left: 0 };
  		if ( this[0] === this[0].ownerDocument.body ) return jQuery.offset.bodyOffset( this[0] );
  		jQuery.offset.initialized || jQuery.offset.initialize();
  
  		var elem = this[0], offsetParent = elem.offsetParent, prevOffsetParent = elem,
  			doc = elem.ownerDocument, computedStyle, docElem = doc.documentElement,
  			body = doc.body, defaultView = doc.defaultView,
  			prevComputedStyle = defaultView.getComputedStyle(elem, null),
  			top = elem.offsetTop, left = elem.offsetLeft;
  
  		while ( (elem = elem.parentNode) && elem !== body && elem !== docElem ) {
  			computedStyle = defaultView.getComputedStyle(elem, null);
  			top -= elem.scrollTop, left -= elem.scrollLeft;
  			if ( elem === offsetParent ) {
  				top += elem.offsetTop, left += elem.offsetLeft;
  				if ( jQuery.offset.doesNotAddBorder && !(jQuery.offset.doesAddBorderForTableAndCells && /^t(able|d|h)$/i.test(elem.tagName)) )
  					top  += parseInt( computedStyle.borderTopWidth,  10) || 0,
  					left += parseInt( computedStyle.borderLeftWidth, 10) || 0;
  				prevOffsetParent = offsetParent, offsetParent = elem.offsetParent;
  			}
  			if ( jQuery.offset.subtractsBorderForOverflowNotVisible && computedStyle.overflow !== "visible" )
  				top  += parseInt( computedStyle.borderTopWidth,  10) || 0,
  				left += parseInt( computedStyle.borderLeftWidth, 10) || 0;
  			prevComputedStyle = computedStyle;
  		}
  
  		if ( prevComputedStyle.position === "relative" || prevComputedStyle.position === "static" )
  			top  += body.offsetTop,
  			left += body.offsetLeft;
  
  		if ( prevComputedStyle.position === "fixed" )
  			top  += Math.max(docElem.scrollTop, body.scrollTop),
  			left += Math.max(docElem.scrollLeft, body.scrollLeft);
  
  		return { top: top, left: left };
  	};
  
  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,
  			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' };
  		for ( prop in rules ) container.style[prop] = rules[prop];
  
  		container.innerHTML = html;
  		body.insertBefore(container, body.firstChild);
  		innerDiv = container.firstChild, checkDiv = innerDiv.firstChild, td = innerDiv.nextSibling.firstChild.firstChild;
  
  		this.doesNotAddBorder = (checkDiv.offsetTop !== 5);
  		this.doesAddBorderForTableAndCells = (td.offsetTop === 5);
  
  		innerDiv.style.overflow = 'hidden', innerDiv.style.position = 'relative';
  		this.subtractsBorderForOverflowNotVisible = (checkDiv.offsetTop === -5);
  
  		body.style.marginTop = '1px';
  		this.doesNotIncludeMarginInBodyOffset = (body.offsetTop === 0);
  		body.style.marginTop = bodyMarginTop;
  
  		body.removeChild(container);
  		this.initialized = true;
  	},
  
  	bodyOffset: function(body) {
  		jQuery.offset.initialized || jQuery.offset.initialize();
  		var top = body.offsetTop, left = body.offsetLeft;
  		if ( jQuery.offset.doesNotIncludeMarginInBodyOffset )
  			top  += parseInt( jQuery.curCSS(body, 'marginTop',  true), 10 ) || 0,
  			left += parseInt( jQuery.curCSS(body, 'marginLeft', true), 10 ) || 0;
  		return { top: top, left: left };
  	}
  };
  
  
  jQuery.fn.extend({
  	position: function() {
  		var left = 0, top = 0, results;
  
  		if ( this[0] ) {
  			// Get *real* offsetParent
  			var offsetParent = this.offsetParent(),
  
  			// Get correct offsets
  			offset       = this.offset(),
  			parentOffset = /^body|html$/i.test(offsetParent[0].tagName) ? { top: 0, left: 0 } : offsetParent.offset();
  
  			// Subtract element margins
  			// note: when an element has margin: auto the offsetLeft and marginLeft 
  			// are the same in Safari causing offset.left to incorrectly be 0
  			offset.top  -= num( this, 'marginTop'  );
  			offset.left -= num( this, 'marginLeft' );
  
  			// Add offsetParent borders
  			parentOffset.top  += num( offsetParent, 'borderTopWidth'  );
  			parentOffset.left += num( offsetParent, 'borderLeftWidth' );
  
  			// Subtract the two offsets
  			results = {
  				top:  offset.top  - parentOffset.top,
  				left: offset.left - parentOffset.left
  			};
  		}
  
  		return results;
  	},
  
  	offsetParent: function() {
  		var offsetParent = this[0].offsetParent || document.body;
  		while ( offsetParent && (!/^body|html$/i.test(offsetParent.tagName) && jQuery.css(offsetParent, 'position') == 'static') )
  			offsetParent = offsetParent.offsetParent;
  		return jQuery(offsetParent);
  	}
  });
  
  
  // Create scrollLeft and scrollTop methods
  jQuery.each( ['Left', 'Top'], function(i, name) {
  	var method = 'scroll' + name;
  	
  	jQuery.fn[ method ] = function(val) {
  		if (!this[0]) return null;
  
  		return val !== undefined ?
  
  			// Set the scroll offset
  			this.each(function() {
  				this == window || this == document ?
  					window.scrollTo(
  						!i ? val : jQuery(window).scrollLeft(),
  						 i ? val : jQuery(window).scrollTop()
  					) :
  					this[ method ] = val;
  			}) :
  
  			// Return the scroll offset
  			this[0] == window || this[0] == document ?
  				self[ i ? 'pageYOffset' : 'pageXOffset' ] ||
  					jQuery.boxModel && document.documentElement[ method ] ||
  					document.body[ method ] :
  				this[0][ method ];
  	};
  });
  