90 		position: {  property
290 					that.s.position.windowHeight = $(window).height();
382 					position: 'fixed',  property
528 		var position = this.s.position;
561 		var position = this.s.position;
632 			var bodyTop = scrollEnabled ? scrollOffset.top : position.tbodyTop;
635 				: position.tfootTop;
643 						  position.tfootHeight
645 						  bodyTop + position.tfootHeight - windowBottom
648 					  windowTop + this.c.headerOffset + position.theadHeight - bodyBottom;
658 					left: position.left,
659 					height: item === 'header' ? position.theadHeight : position.tfootHeight,
664 			importantWidth(position.width);
677 				position: 'absolute',  property
678 				top: position.tfootTop - position.theadHeight,
679 				left: position.left + 'px'
682 			importantWidth(position.width);
691 				position: 'absolute',  property
692 				top: position.tbodyTop,
693 				left: position.left + 'px'
696 			importantWidth(position.width);
720 		var position = this.s.position;
733 		position.visible = tableNode.is(':visible');
734 		position.width = tableNode.outerWidth();
735 		position.left = tableNode.offset().left;
736 		position.theadTop = thead.offset().top;
737 		position.tbodyTop = scrollEnabled ? scrollBody.offset().top : tbody.offset().top;
738 		position.tbodyHeight = scrollEnabled ? scrollBody.outerHeight() : tbody.outerHeight();
739 		position.theadHeight = thead.outerHeight();
740 		position.theadBottom = position.theadTop + position.theadHeight;
743 			position.tfootTop = position.tbodyTop + position.tbodyHeight; //tfoot.offset().top;
744 			position.tfootBottom = position.tfootTop + tfoot.outerHeight();
745 			position.tfootHeight = tfoot.outerHeight();
748 			position.tfootTop = position.tbodyTop + tbody.outerHeight();
749 			position.tfootBottom = position.tfootTop;
750 			position.tfootHeight = position.tfootTop;
779 		var position = this.s.position;
783 		var bodyTop = scrollEnabled ? scrollOffset.top : position.tbodyTop;
784 		var bodyLeft = scrollEnabled ? scrollOffset.left : position.left;
785 		var bodyBottom = scrollEnabled ? scrollOffset.top + scrollHeight : position.tfootTop;
786 		var bodyWidth = scrollEnabled ? scrollBody.outerWidth() : position.tbodyWidth;
797 				!position.visible ||
798 				windowTop + this.c.headerOffset + position.theadHeight <= bodyTop
805 				windowTop + this.c.headerOffset + position.theadHeight > bodyTop &&
807 				windowTop + this.c.headerOffset + position.theadHeight < bodyBottom
815 					windowTop + this.c.headerOffset + position.theadHeight > bodyBottom ||
824 							position: 'fixed'  property
855 				!position.visible ||
856 				position.tfootBottom + this.c.footerOffset <= windowBottom
861 				bodyBottom + position.tfootHeight + this.c.footerOffset > windowBottom &&