this.prev = { x : event.page.x, y : event.page.y }; 
this.prev = {x : event.page.x, y : event.page.y}; 
	start: function(event, element){		if (!this.idle) return;		this.idle = false;		this.prev = { x : event.page.x, y : event.page.y };				this.styles = element.getStyles('margin-top', 'margin-left', 'padding-top', 'padding-left', 'border-top-width', 'border-left-width', 'opacity');		this.margin = {			'top': this.styles['margin-top'].toInt() + this.styles['border-top-width'].toInt(),			'left': this.styles['margin-left'].toInt() + this.styles['border-left-width'].toInt()		};		this.element = element;		this.list = this.element.getParent();		this.list.hovering = this.hovering = true;		this.list.positioned = this.list.getStyle('position').test('relative|absolute|fixed');				var coords, children = this.list.getChildren();		this.bounds = children[0].getCoordinates();		children.shift();		children.each(function(e){			coords = e.getCoordinates();			this.bounds.left = Math.min(coords.left, this.bounds.left);			this.bounds.right = Math.max(coords.right, this.bounds.right);			this.bounds.top = Math.min(coords.top, this.bounds.top);			this.bounds.bottom = Math.max(coords.bottom, this.bounds.bottom);		}, this);				this.position = this.element.getPosition([this.list]);		this.offset = {			'list': this.list.getPosition(),			'element': {'x': event.page.x - this.position.x, 'y': event.page.y - this.position.y}		};		this.reposition();				if (this.options.clone) this.clone = this.element.clone().setOpacity(this.options.cloneOpacity);		else this.clone = new Element(this.element.getTag()).setStyles({'visibility' : 'hidden'}).setHTML('&nbsp;');		this.clone.injectBefore(this.element.setStyles({			'position' : 'absolute',			'top' : this.position.y - this.margin.top,			'left' : this.position.x - this.margin.left,			'opacity': this.options.elementOpacity		}));		document.addEvent('mousemove', this.bound.move);		document.addEvent('mouseup', this.bound.end);		this.fireEvent('onStart', this.element);		event.stop();	},
5733	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5733/06922312396df156a34eea7232801f69ce9461b7/Sortables.js/buggy/Plugins/Sortables.js